{"filings":[{"id":40641,"accession_number":"0001477932-26-002995","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K/A","filed_at":"2026-05-12T20:16:03+00:00","items":["5.02","9.01"],"status":"ready","headline":"Birchtech finalizes terms for new CFO Mioska: $425K CAD salary, Oyster HR arrangement","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["CFO Michael Mioska effective May 1, 2026; compensation finalized May 8.","Employer of record via Oyster HR Inc. (Canada); indefinite term.","Annual base salary of $425,000 CAD (~$312,000 USD).","Eligible for discretionary annual cash bonuses."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":98546,"accession_number":"0001477932-26-002802","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2026-05-06T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Birchtech appoints Michael Mioska as CFO; CEO & COO contracts extended with retention bonuses","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["CFO Fiona Fitzmaurice departed May 1, 2026; Michael Mioska appointed CFO effective same day.","CEO Richard MacPherson's employment extended to May 31, 2030; receives $500k cash retention bonus.","James Trettel promoted to COO from EVP of Operations; employment extended to 2030 with $250k bonus.","Mioska is a CPA with 20+ years experience; has consulted for Birchtech since 2023.","CEO & COO base salaries unchanged at $1M and $600k, respectively; no disagreements cited."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":98545,"accession_number":"0001477932-26-002165","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2026-04-13T23:59:59+00:00","items":["5.08","8.01","9.01"],"status":"ready","headline":"Birchtech sets 2026 Annual Meeting for July 23; shareholder proposal deadline May 26","summary_kind":"llm","event_type":"other","confidence":"high","bullets":["2026 Annual Meeting scheduled for Thursday, July 23, 2026, as a virtual-only meeting.","Deadline for shareholder proposals under Rule 14a-8 is close of business on May 26, 2026.","Deadline for director nominations and other proposals outside Rule 14a-8 is also May 26, 2026.","No annual meeting was held in 2025; meeting and proxy deadlines follow applicable SEC rules.","Company must receive all submissions at its Corsicana, Texas address by the May 26 deadline."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.15,"calibrated_materiality_score":0.15,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":114100,"accession_number":"0001104659-26-029450","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2026-03-17T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"Birchtech raises additional $1.4M via partial exercise of over-allotment option","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["On Mar 17, 2026, sold 600,000 shares at $2.40 to Lake Street Capital Markets.","Total offering now 6.85M shares with gross proceeds of approximately $16.4M.","Over-allotment option still allows up to 337,500 additional shares unexercised.","Previously reported February 27, 2026 public offering of 6.25M shares at $2.40."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.4,"calibrated_materiality_score":0.4,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":114099,"accession_number":"0001104659-26-021534","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2026-02-27T23:59:59+00:00","items":["1.01","8.01","9.01"],"status":"ready","headline":"Birchtech prices $15M public offering of 6.25M shares at $2.40; uplists to NYSE American","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Gross proceeds of $15M from 6.25M shares at $2.40; net proceeds ~$13.1M (or $15.2M if overallotment exercised).","CEO Richard MacPherson purchased $750k of shares (312.5k shares) in offering.","Shares approved for NYSE American listing, trading begins Feb 26 under symbol BCHT; previously on OTCQB.","90-day lock-up on insiders; proceeds for operating expenses, working capital, general corporate purposes."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":114098,"accession_number":"0001477932-26-000031","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2026-01-05T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"Birchtech wins $78.4M patent-infringement judgment against CERT defendants","summary_kind":"llm","event_type":"litigation","confidence":"high","bullets":["Final judgment entered Dec. 29, 2025 in U.S. District Court for Delaware awarding $78,397,157 including pre-judgment interest.","Judgment follows March 1, 2024 jury verdict in favor of Birchtech and denial of CERT defendants' post-trial motions.","Court granted pre- and post-judgment interest but denied Birchtech's request for enhanced damages.","Denial of CERT defendants' motions on implied license and infringement liability upheld."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":130477,"accession_number":"0001477932-25-009214","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2025-12-29T23:59:59+00:00","items":["3.03","5.03","9.01"],"status":"ready","headline":"Birchtech announces 1-for-5 reverse stock split effective Dec 26 for uplisting strategy","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Reverse stock split at 1-for-5 ratio; effective Dec 26, 2025; trading on split-adjusted basis begins Dec 31, 2025.","Fractional shares rounded up; no change to authorized shares or par value.","Purpose: increase per-share price to support planned uplisting and improve marketability.","Stockholders approved split range Dec 2024; Board set ratio at 1-for-5.","Symbol temporarily appended with 'D' on OTCQB for 20 business days post-split."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":165559,"accession_number":"0001477932-25-004727","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2025-06-20T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Birchtech Corp. Chairman Christopher Greenberg resigns; CEO MacPherson appointed interim Chairman","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Christopher Greenberg resigns as director and Chairman of the Board effective July 1, 2025, to focus on other business pursuits.","Resignation not due to any disagreement with the Company on operations, policies or procedures.","Richard MacPherson, President and CEO, appointed interim Chairman effective July 1, 2025; Board will not fill the vacancy at this time."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":183187,"accession_number":"0001477932-25-002233","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2025-03-31T23:59:59+00:00","items":["4.02","9.01"],"status":"ready","headline":"Birchtech restates 2022-2024 financials due to revenue recognition error; no cash impact","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Company will restate audited FY2022, FY2023, and interim 2023/2024 financials for under-recognized license revenue.","Error: entire proceeds from 2022 license agreement should have been recognized as revenue in 2022, including financing component.","Restatement moves revenue to 2022, removes revenue from 2023 and 2024; cash balances unchanged.","Board and Audit Committee concluded non-reliance on March 28, 2025 after consulting with auditor Rosenberg Rich.","Corrected recognition was already reflected in the FY2024 10-K filed on March 31, 2025."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":183186,"accession_number":"0001477932-25-001435","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2025-03-04T23:59:59+00:00","items":["2.02","9.01"],"status":"ready","headline":"Birchtech guides FY2025 revenue at least $23M, up 31% YoY from prelim $17.5M in FY2024","summary_kind":"llm","event_type":"earnings","confidence":"high","bullets":["Preliminary unaudited FY2024 revenue at least $17.5 million.","FY2025 revenue guidance at least $23 million, excluding IP defense cash and water treatment revenues.","Air business run-rate expected to surpass $40 million by end of 2026.","CEO cites accelerating market share in coal-fired utility sector for mercury capture technologies.","Potential incremental revenue from water treatment business and IP defense settlements not included in guidance."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":183185,"accession_number":"0001477932-25-000056","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2025-01-06T23:59:59+00:00","items":["5.07","9.01"],"status":"ready","headline":"Birchtech shareholders approve reverse stock split authorization at 2024 annual meeting","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Five directors elected: Richard MacPherson (43.8M for), Christopher Greenberg (43.3M), David Kaye (43.5M), Troy Grant (43.5M), Mitzi Coogler (44.2M).","Ratification of Rosenberg Rich Baker Berman as auditor approved: 66.8M for, 0.8M against.","Say-on-pay advisory vote passed: 41.7M for, 3.9M against.","Reverse split authorized at ratio 1:2 to 1:5, board may act at any time through Dec 31, 2025 (57.6M for, 9.7M against)."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":199776,"accession_number":"0001477932-24-007251","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-11-15T23:59:59+00:00","items":["5.03","8.01","9.01"],"status":"ready","headline":"Birchtech (fka Midwest Energy) adopts majority voting policy, amends equity plans for TSX listing","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Corporate name changed from Midwest Energy Emissions Corp. to Birchtech Corp. effective Oct 17, 2024; conforming bylaw amendment approved Nov 11.","Non-material amendments to 2014 and 2017 equity incentive plans approved Oct 29, 2024, in connection with TSX listing and graduation from TSX Venture Exchange.","Board adopted Majority Voting Policy Oct 30: in uncontested elections, director receiving more withheld than for votes must offer resignation; Board decides within 90 days.","Equity plan share reserve unchanged at 4.775 million shares; no changes to terms or financial impact disclosed."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":199775,"accession_number":"0001477932-24-006589","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-10-21T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"Birchtech settles patent suit with utility; grants SEA process license for one plant","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Effective Oct 8, 2024, Birchtech licensed its two-part SEA® patent to a utility defendant and affiliate for a designated coal-fired plant.","The deal provides a one-time license fee and a right of first refusal for mercury capture product supply at that plant.","Patent infringement litigation continues against the remaining non-affiliated defendants in the Arizona Action."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.55,"calibrated_materiality_score":0.55,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":199774,"accession_number":"0001477932-24-006503","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-10-17T23:59:59+00:00","items":["5.03","7.01","8.01","9.01"],"status":"ready","headline":"Birchtech (f/k/a Midwest Energy Emissions) begins trading under BCHT; receives conditional TSX listing approval","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Corporate name changed to Birchtech Corp., effective Oct 17, 2024.","Stock symbol changed to BCHT on TSXV and OTCQB; old symbol MEEC retired.","Received conditional approval to list on Toronto Stock Exchange (TSX); subject to fulfillment of requirements.","Shareholder webinar scheduled for Oct 22, 2024 to discuss rebrand and strategic vision.","Company operates two divisions: ME2C (mercury emissions) and WE2C (water/PFAS)."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":215787,"accession_number":"0001477932-24-004495","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-08-01T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"Midwest Energy Emissions files patent lawsuits against 14 utilities in three district courts","summary_kind":"llm","event_type":"litigation","confidence":"high","bullets":["Filed July 30, 2024, in Arizona, Iowa, and Missouri federal courts against 14 defendants including Berkshire Hathaway Energy, Ameren, and Tucson Electric Power.","Alleges willful infringement of SEA mercury-emission reduction patents; seeks damages, costs, and a permanent injunction.","Follows March 2024 jury award of $57M against CERT defendants for willful infringement; pre-trial settlements with AJ Gallagher and DTE in late 2023.","CEO Richard MacPherson states the goal is to license the technology and create business partnerships with the defendants."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":235208,"accession_number":"0001477932-24-003675","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-06-13T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Midwest Energy Emissions enters new employment agreements with CEO, CTO, EVP Operations","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["CEO Richard MacPherson salary $1M/yr, bonus cap $1M, three-year term with auto-renewal.","CTO John Pavlish salary $500k/yr, bonus cap $500k, three-year term with auto-renewal.","EVP Operations James Trettel salary $600k/yr, bonus cap $500k, three-year term with auto-renewal.","Agreements include severance payments if terminated without cause or for good reason.","All three executives continue in same roles with no departure event."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":253034,"accession_number":"0001477932-24-001039","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-03-05T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"ME2C awarded $57M patent verdict against CERT defendants in Delaware","summary_kind":"llm","event_type":"litigation","confidence":"high","bullets":["Federal jury awarded $57 million against CERT Operations II, IV, V, LLC and CERT Operations RCB LLC.","Jury found willful infringement and inducing/contributory infringement of ME2C's mercury emissions patents.","Case commenced in 2019; prior settlements reached with Arthur J. Gallagher and DTE Energy in Nov 2023.","CEO Richard MacPherson called the unanimous verdict a 'clear vindication' of patent strength.","Verdict protects ME2C's market position in mercury emissions technology for coal-fired power plants."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":253033,"accession_number":"0001477932-24-001001","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-03-04T23:59:59+00:00","items":["1.01","2.03","9.01"],"status":"ready","headline":"Midwest Energy Emissions restructures $13.15M debt, issues $4.11M new note, cuts profit share","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["Paid $9.04M to reduce unsecured note principal; issued new $4.11M note due Aug 27, 2024 at SOFR+2%.","Paid off secured note of $271,686 plus interest; all secured debt fully satisfied.","Profit share reduced from $17.65M to $7.9M, payable only from net IP litigation proceeds.","AC Midwest granted exclusive right to facilitate sale of its 11.7M shares; proceeds above $960k credited to new note or profit share."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":253032,"accession_number":"0001477932-24-000045","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2024-01-04T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"MEEC settles patent litigation with Chem-Mod, Gallagher, DTE under paid license","summary_kind":"llm","event_type":"litigation","confidence":"high","bullets":["Entered paid license of five U.S. patents (Nos. 8,168,147, 10,343,114, 10,589,225, 10,596,517, 10,668,430) with Chem-Mod, Gallagher, and DTE.","All claims and counterclaims with these parties dismissed with prejudice; mutual releases for past use.","License allows use of Chem-Mod Solution with activated carbon for refined coal; does not cover remaining CERT defendants.","Trial against remaining CERT defendants rescheduled to begin February 26, 2024."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":270498,"accession_number":"0001477932-23-009019","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-12-07T23:59:59+00:00","items":["5.07","9.01"],"status":"ready","headline":"Shareholders elect four directors, ratify auditor, approve equity plans at annual meeting","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["All four director nominees elected with >49M votes for each; broker non-votes ~20.8M.","Ratification of RRBB as independent auditor approved: 70.3M for, 206k against, 177k abstain.","Advisory say-on-pay passed with 48.3M for, 1.1M against, 456k abstain.","Amended 2014 and 2017 equity incentive plans approved: 48.4M for, 1.1M against, 424k abstain."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.15,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":270497,"accession_number":"0001477932-23-008353","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-11-14T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"ME2C settles patent suits with AJG, DTE, Alistar; 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currently CFO of five other public companies.","She has no family relationships with directors or executive officers and no related party transactions.","Prior roles include CFO of several TSXV and CSE-listed exploration companies."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":270495,"accession_number":"0001477932-23-007675","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-10-16T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"CFO Greg Powell resigns effective immediately; replacement search underway","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Greg Powell resigned as CFO of Midwest Energy Emissions Corp. effective October 10, 2023.","Powell served as CFO since March 1, 2023, provided by The CFO Centre under an engagement letter.","Company is vetting candidates and expects to announce a replacement in the coming days.","No other officer departures or changes were reported in the filing."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"negative","materiality_score":0.65,"calibrated_materiality_score":0.65,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":287441,"accession_number":"0001477932-23-006911","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-09-15T23:59:59+00:00","items":["5.08","8.01","9.01"],"status":"ready","headline":"Midwest Energy Emissions sets Dec 5, 2023 annual meeting; proposal deadline Oct 6","summary_kind":"llm","event_type":"other","confidence":"high","bullets":["Annual meeting scheduled for December 5, 2023, as a virtual-only event.","Shareholder proposal and director nomination deadline is October 6, 2023.","Company did not hold an annual meeting in 2022.","Detailed proxy statement to follow with voting matters and meeting time."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":287440,"accession_number":"0001477932-23-006876","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-09-14T23:59:59+00:00","items":["4.01","9.01"],"status":"ready","headline":"Midwest Energy Emissions dismisses Marcum LLP, engages RRBB P.A. as new auditor","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Audit Committee approved dismissal of Marcum effective immediately on September 11, 2023.","Engaged Rosenberg Rich Baker Berman, P.A. as independent auditor for fiscal year ending Dec 31, 2023.","No disagreements with Marcum on accounting principles, disclosures, or audit scope.","Marcum's 2022 audit report was unqualified; prior material weaknesses previously disclosed in Form 10-K.","Company provided Marcum with disclosure letter; Marcum's response filed as Exhibit 16.1."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":287439,"accession_number":"0001477932-23-005146","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-07-10T23:59:59+00:00","items":["8.01","9.01"],"status":"ready","headline":"ME 2 C receives TSX Venture Exchange approval; shares begin trading July 10 under MEEC","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Final TSX-V approval received; common stock starts trading on TSX-V on July 10, 2023 under ticker \"MEEC\".","Listed as a \"Tier 1 Industrial, Technology Issuer\" on TSX Venture Exchange.","Existing OTCQB listing in the U.S. continues unchanged.","CEO cites Canadian expansion as ideal timing for corporate growth initiatives.","Recent appointments of CFO Greg Powell and Director Troy Grant strengthen Canadian presence."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":287438,"accession_number":"0001477932-23-005041","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-07-06T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Midwest Energy Emissions amends equity plans, increases shares available under 2017 Plan to 14.1M","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Board approved amendments to 2014 and 2017 Equity Incentive Plans to comply with TSXV requirements.","2014 Plan terminated for new grants; 4,775,000 options remain outstanding.","2017 Plan: maximum shares increased to 14,078,459 plus up to 4,775,000 additional shares from expired/cancelled 2014 awards.","The 2017 Plan now allows stock options, SARs, RSUs, and performance awards.","No new officers or directors appointed; plan changes effective July 3, 2023."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":307611,"accession_number":"0001477932-23-004058","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-05-30T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Midwest Energy Emissions appoints Troy Grant to board, expands board to 4 members","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Board size increased from 3 to 4; Troy Grant appointed effective May 26, 2023.","Grant to receive $37,500 for board service for remainder of 2023.","Granted option to acquire 125,000 shares at $0.41; vests 50% on Nov 26, 2023 and 50% on May 26, 2024.","Grant is CEO of Elcora Advanced Materials and serves on several other public company boards.","No family relationships or related party transactions disclosed with Grant."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":307610,"accession_number":"0001477932-23-002776","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-04-20T23:59:59+00:00","items":["2.02","9.01"],"status":"ready","headline":"ME2C Environmental reports Q4 revenue $5.7M (+110% YoY) and FY22 revenue $21.6M (+66% YoY)","summary_kind":"llm","event_type":"earnings","confidence":"medium","bullets":["Q4 2022 revenue $5.7M vs $2.7M in Q4 2021, an increase of 110%.","Full-year 2022 revenue $21.6M vs $13.0M in 2021, an increase of 66%.","Cash on hand $1.5M and working capital $2.3M as of Dec 31, 2022.","Management expects 50-60%+ annual growth to continue, citing coal power demand and federal emissions regulations.","Company plans to move onto a major stock exchange as a near-term catalyst."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":3012749.0,"consensus_period":"2023-Q1","consensus_source":"xbrl_only","sentiment":"positive","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":326607,"accession_number":"0001477932-23-001060","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-02-15T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Midwest Energy Emissions appoints Greg Powell as CFO effective March 1, 2023","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Greg Powell, 51, appointed CFO effective March 1, 2023; has over 15 years senior finance experience.","Currently also serves as CFO of Multi-Metal Development Ltd. (TSXV-MLY) since Jan 2021.","Appointment is via engagement letter with The CFO Centre for fractional CFO services; no family relationships or related party transactions.","Powell is a Chartered Professional Accountant, Certified Fraud Examiner, and Fellow of ACCA."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":326606,"accession_number":"0001477932-23-000748","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-02-03T23:59:59+00:00","items":["1.01","9.01"],"status":"ready","headline":"Midwest Energy enters license & supply deal with CEO-owned Dakin for emissions technology","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["ME2C receives exclusive U.S. license and limited manufacturing license for Dakin's boiler combustion IP.","Dakin, controlled by CEO Richard MacPherson, must buy 100% of product requirements from ME2C for non-U.S. sales.","ME2C pays $12,500/month license fee through Dec 2025; royalties on U.S. sales as set in Appendix D.","Agreement term is 10 years; includes technical support at ME2C's standard rates."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":326605,"accession_number":"0001477932-23-000521","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-01-25T23:59:59+00:00","items":["7.01","9.01"],"status":"ready","headline":"Midwest Energy Emissions files investor presentation; no material new info available","summary_kind":"llm","event_type":"other","confidence":"low","bullets":["Filed investor presentation under Item 7.01 for meetings with investors on or after Jan 25, 2023.","Presentation available on company website; 8-K body contains no financial or operational updates.","No specific numbers, guidance, or material events disclosed in the filing or truncated exhibit."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":326604,"accession_number":"0001477932-23-000366","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2023-01-18T23:59:59+00:00","items":["2.02","9.01"],"status":"ready","headline":"ME2C Environmental reports preliminary 2022 revenue of $21.6M, up 66% YoY; expects 50%+ growth in 2023","summary_kind":"llm","event_type":"earnings","confidence":"high","bullets":["Preliminary unaudited revenue for FY2022 of $21.6M, exceeding prior guidance, 66% growth over 2021.","Expects 50%+ year-over-year growth to continue in 2023, supported by new license and supply contracts.","Patent infringement trial against major refined coal companies scheduled for mid-November 2023; damage claims substantial.","Negotiated stock buy-back option for up to ~7.5M shares at $0.50/share; extended all major debt through three-year agreement.","Pursuing unlicensed utility users; management believes this could double recurring revenue base."],"consensus_eps_estimate":null,"consensus_eps_actual":-0.02,"consensus_revenue_estimate":null,"consensus_revenue_actual":21620153.0,"consensus_period":"2023-FY","consensus_source":"xbrl_only","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":344316,"accession_number":"0001477932-22-009159","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-12-07T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Midwest Energy Emissions CFO Jami Satterthwaite resigns effective Dec 30, 2022","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["CFO Jami L. Satterthwaite submitted resignation effective Dec 30, 2022 for personal reasons.","Resignation not due to any disagreement with company on operations, policies or practices.","Satterthwaite will assist with transition before and after resignation.","No replacement named as of filing date."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":344315,"accession_number":"0001477932-22-008126","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-11-02T23:59:59+00:00","items":["1.01","1.02","2.03","9.01"],"status":"ready","headline":"Midwest Energy Emissions extends $13.2M note maturity to 2025, increases profit share by $4.5M","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["Unsecured note maturity extended from Oct 31, 2022 to Aug 25, 2025; principal outstanding $13,154,931.","Profit share increased by $4.5M to $17,654,931; payable from net litigation proceeds, revenue share, and equity offering proceeds.","Secured note ($271,686) maturity also extended to Aug 25, 2025; interest rate reduced from 15% to 9% per annum.","Company granted option to repurchase AC Midwest shares at $0.50/share until Aug 25, 2025 or until AC Midwest ownership falls below 5%.","Prior Debt Repayment Agreement terminated after $12M equity offering condition unmet by June 30, 2022."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":360828,"accession_number":"0001477932-22-007379","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-09-30T23:59:59+00:00","items":["1.01","2.03","9.01"],"status":"ready","headline":"Midwest Energy Emissions extends debt maturity to Oct 31, 2022 with lender AC Midwest","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["AC Midwest Energy LLC agreed to further extend maturity date on secured and unsecured debt from Sept 30 to Oct 31, 2022.","Previous extension had moved maturity from Aug 25 to Sept 30; 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filed as Exhibit 10.1."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":360826,"accession_number":"0001477932-22-005733","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-08-08T23:59:59+00:00","items":["4.01","9.01"],"status":"ready","headline":"Midwest Energy Emissions appoints Marcum LLP as auditor; prior reports flagged going concern","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Board approved Marcum LLP as independent auditor for FY2022 on Aug 3, 2022.","Prior auditor Rotenberg combined with Marcum effective Feb 1, 2022; formally resigned Aug 3.","Rotenberg's 2020 and 2021 reports included an explanatory paragraph on substantial doubt about going concern.","No disagreements or reportable events with Rotenberg during the past two fiscal years."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"negative","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":379943,"accession_number":"0001477932-22-004152","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-06-06T23:59:59+00:00","items":["3.02","5.02","9.01"],"status":"ready","headline":"Midwest Energy Emissions grants stock options to execs, issues shares to directors and consultant","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Granted nonqualified options to CTO John Pavlish and VP James Trettel: 500k shares each at $0.21, fully vested.","Granted CFO Jami Satterthwaite options for 100k shares at $0.21, fully vested.","Issued 150k shares to Chairman Christopher Greenberg and 100k shares to director David Kaye.","Issued 500k shares to nonaffiliated third party under consulting agreement, exempt from registration."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":398105,"accession_number":"0001477932-22-001292","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-03-10T23:59:59+00:00","items":["2.02","9.01"],"status":"ready","headline":"ME 2 C forecasts 2022 revenue of $20–22M, up ~60% YoY; 2021 preliminary rev $13M","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Preliminary unaudited 2021 revenue ~$13.0M, vs $8.2M in 2020.","2022 revenue guidance of $20–$22M, representing ~60% year-over-year growth.","CEO Richard MacPherson to present at 34th Annual Roth Conference on March 15, 2022.","Company highlights progress on patented SEA mercury capture tech and emerging REE processing technology.","Revenue growth driven by increased business in Sorbent Enhancement Additive technologies."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":398104,"accession_number":"0001477932-22-001055","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-02-25T23:59:59+00:00","items":["5.07","9.01"],"status":"ready","headline":"Midwest Energy Emissions stockholders approve reverse stock split authorization (1:2 to 1:7)","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Proposal to authorize reverse stock split (range 1-for-2 to 1-for-7) approved: 61,925,163 For, 2,692,273 Against, 33,777 Abstain.","Adjournment proposal also approved: 62,656,579 For, 1,758,509 Against, 236,125 Abstain.","Board has sole discretion to implement the reverse split at any time before December 31, 2023."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":398103,"accession_number":"0001477932-22-000898","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-02-17T23:59:59+00:00","items":["2.02","9.01"],"status":"ready","headline":"MEEC reports preliminary 2021 revenue of $13.0M; guides 2022 revenue up at least 60%","summary_kind":"llm","event_type":"earnings","confidence":"high","bullets":["Preliminary 2021 revenue $13.0M compared to $8.2M in 2020, a 58.5% increase.","2022 revenue guidance of at least 60% YoY growth, targeting $20-22M, with H2 weighted.","Company eliminated all convertible debt in 2021 and entered debt repayment agreement with Alterna Capital.","Lawsuit against 16 refined coal entities for patent infringement proceeding; discovery underway."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":13012049.0,"consensus_period":"2021-FY","consensus_source":"xbrl_only","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":398102,"accession_number":"0001477932-22-000478","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2022-01-28T23:59:59+00:00","items":["1.01","8.01","9.01"],"status":"ready","headline":"Midwest Energy Emissions extends debt repayment deal with Alterna to June 30, 2022","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["Amendment extends closing date for repaying all secured and unsecured debt held by AC Midwest (Alterna) to June 30, 2022.","Original debt repayment and exchange agreement from June 2021 remains consistent except for the new deadline.","Alterna agreed to accept a significant portion of the debt in equity, signaling confidence in MEEC's growth.","Company cites planned near-term uplisting as a reason for the extension.","Debt repayment will involve both cash and equity consideration per prior terms."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":417102,"accession_number":"0001477932-21-008811","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2021-11-26T23:59:59+00:00","items":["5.02","9.01"],"status":"ready","headline":"Midwest Energy Emissions grants stock options to executives and directors; CEO gets 750k shares","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["CEO Richard MacPherson granted nonqualified options for 750,000 shares at $0.78 strike.","CTO John Pavlish and VP James Trettel each granted options for 500,000 shares.","CFO Jami Satterthwaite granted options for 125,000 shares; Chairman Greenberg gets 250,000.","Director David Kaye granted options for 125,000 shares; two other employees each get 50,000.","All options fully vested on grant date, expire in five years, under 2017 Equity Incentive Plan."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":417101,"accession_number":"0001477932-21-007834","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2021-11-05T23:59:59+00:00","items":["2.02","9.01"],"status":"ready","headline":"MEEC reports preliminary Q3 revenue at least $4.9M, up ~75% YoY; highest quarterly revenue in over 3 years","summary_kind":"llm","event_type":"earnings","confidence":"high","bullets":["Preliminary Q3 2021 revenue at least $4.9M, up approx 75% YoY from $2.8M in Q3 2020.","Phase 1 REE testing with Penn State achieved 80–90% extraction efficiency for select rare earth elements.","Court allowed discovery to proceed in July 2019 patent-infringement suit against refined coal entities.","Entered five-year non-exclusive license agreement with a Midwest U.S. utility for mercury-capture patents.","Q4 core revenue guided to ~$4M; expects positive operating cash flow and significant full-year growth over 2020."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":10317051.0,"consensus_period":"2021-Q3","consensus_source":"xbrl_only","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null},{"id":417100,"accession_number":"0001477932-21-007030","cik":728385,"company_name":"Birchtech Corp.","ticker":"BCHT","form_type":"8-K","filed_at":"2021-10-05T23:59:59+00:00","items":["7.01","9.01"],"status":"ready","headline":"Midwest Energy Emissions patent suit vs refined coal entities advances; trial set Sep 2023","summary_kind":"llm","event_type":"litigation","confidence":"high","bullets":["Lawsuit filed July 2019 against 43 defendants for patent infringement; 16 refined coal defendants remain; discovery ongoing.","IRS Section 45 tax credit program issued ~$1B/year to refined coal; program expires Dec 2021, driving potential replacement demand.","Four major utilities (Vistra, AEP, two others) settled and signed multi-year SEA® license agreements.","Company estimates 75% of unlicensed two-part process users are in refined coal; sees strong supply business potential.","Existing infrastructure can support $100M annual revenue; trial set for September 2023."],"consensus_eps_estimate":null,"consensus_eps_actual":null,"consensus_revenue_estimate":null,"consensus_revenue_actual":null,"consensus_period":null,"consensus_source":null,"sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"market_cap_usd":43667904.666666664,"market_cap_bucket":"microcap","market_cap_source":"finnhub_profile2","market_cap_as_of_date":"2026-05-28","daily_digest_date":null,"daily_digest_url":null,"daily_digest_rank":null}],"next_cursor":null}