{"filings":[{"id":1192236,"accession_number":"0001493152-26-029570","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2026-06-22T19:01:46+00:00","items":["5.02"],"status":"ready","headline":"Purebase approves $150,000 annual compensation for new CFO Dr. Amy T. Clemens","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Dr. Amy T. Clemens was appointed CFO of Purebase Corporation on June 4, 2026.","Board approved annual compensation of $150,000 for Dr. Clemens on June 17, 2026.","Compensation will be paid in accordance with the company's regular payroll practices."],"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":5003426.699999999,"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":954236,"accession_number":"0001493152-26-028028","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2026-06-10T10:05:59+00:00","items":["5.02","7.01","9.01"],"status":"ready","headline":"Purebase appoints Dr. Amy T. Clemens as CFO effective June 5, 2026","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Dr. Amy T. Clemens appointed CFO, effective June 5, 2026; previously served as CFO from Feb 2014 to Apr 2016.","Clemens provided administrative services to Purebase from Feb to Apr 2026, receiving $25,000.","She has been co-owner, CFO and COO of OPTEC Solutions LLC, a US government service provider, since 2008.","CEO A. Scott Dockter said her return will provide a smooth CFO transition as the company begins a new direction.","No family relationships with directors or executive officers; no material interests in other transactions."],"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":5003426.699999999,"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":776876,"accession_number":"0001493152-26-026603","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2026-06-01T19:42:27+00:00","items":["1.01","9.01"],"status":"ready","headline":"Purebase to receive 20% of net proceeds from CoreTer mining deal; waives corporate opportunities","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Purebase receives 20% of net proceeds from CoreTer's Exclusive Mining Option and Development Agreement with Dexter Mining LLC dated March 19, 2026.","In consideration, Purebase waives any claim to corporate opportunities arising from that agreement or similar deals involving CEO/director A. Scott Dockter.","CoreTer may revoke the transfer upon Purebase change of control, removal of Dockter as officer/director, or failure of US Mine Corp to release Dockter's escrow shares.","Parties commit to enter a definitive asset transfer agreement after Purebase board approval and required consents.","Transaction involves related party: CoreTer is owned and managed by Purebase's CEO A. Scott Dockter."],"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":0.7,"calibrated_materiality_score":0.7,"market_cap_usd":5003426.699999999,"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":38801,"accession_number":"0001493152-26-022473","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2026-05-12T19:30:14+00:00","items":["3.02"],"status":"ready","headline":"Purebase issues 72.8M shares to CEO's entity for loan conversion and expense reimbursement","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Issued 50,311,184 shares to CoreTer, LLC for $1,013,870.97 loan conversion under convertible note.","Issued additional 22,526,655 shares to CoreTer as reimbursement for $453,957 of operating expenses.","Total shares issued: 72,837,839; exempt under Section 4(a)(2) as transaction not involving public offering.","CoreTer is owned and managed by CEO A. Scott Dockter."],"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":0.9,"calibrated_materiality_score":0.9,"market_cap_usd":5003426.699999999,"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":93786,"accession_number":"0001493152-26-018058","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2026-04-20T23:59:59+00:00","items":["5.02"],"status":"ready","headline":"Purebase CFO Stephen Gillings terminated effective April 17, 2026","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["CFO employment terminated on April 17, 2026; no reason stated.","No successor or interim CFO announced.","Report signed by CEO A. Scott Dockter; no additional details provided."],"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":0.55,"calibrated_materiality_score":0.55,"market_cap_usd":5003426.699999999,"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":105697,"accession_number":"0001493152-26-008516","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2026-03-02T23:59:59+00:00","items":["1.01","2.03","3.02","9.01"],"status":"ready","headline":"Purebase Corp enters $1M line of credit from CEO affiliate; convertible at 8%","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["Unsecured line of credit from CoreTer LLC (owned by CEO Scott Dockter) for up to $1,000,000 until Feb 27, 2027.","Interest at 8% per annum; prepayment allowed without penalty or interest.","Outstanding principal and interest convertible at holder's option into common stock at 20-day VWAP.","Proceeds to be used for payroll, unpaid invoices, and operating expenses.","Conversion shares issued in private placement exempt from registration under Section 4(a)(2)."],"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":5003426.699999999,"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":121976,"accession_number":"0001493152-25-017965","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2025-10-14T23:59:59+00:00","items":["1.01","3.02","9.01"],"status":"ready","headline":"Purebase issues $123K convertible promissory note to Vanquish Funding, netting $100K","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["Principal amount $123,050 includes $16,050 original issue discount; net proceeds $100,000 after fees.","Note bears 12% interest (22% if not timely paid); matures July 30, 2026.","On default, convertible into common stock at 35% discount to share price, subject to 4.99% beneficial ownership cap.","Repayment schedule: $68,908 due Mar 30, 2026, then $17,227 monthly through July 30, 2026."],"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":5003426.699999999,"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":121975,"accession_number":"0001493152-25-017573","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2025-10-09T23:59:59+00:00","items":["1.01"],"status":"ready","headline":"Purebase provides update on pending BLM lease assignment; consents not yet obtained","summary_kind":"llm","event_type":"other","confidence":"medium","bullets":["Company previously reported Assignment of Lease Agreement with US Mine Corp on June 18, 2025.","Transfer of BLM Preference Right Lease for 2,500 acres in Nevada not yet completed.","USMC must obtain consents from BLM and Rulco LLC before transfer becomes effective."],"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":5003426.699999999,"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":138683,"accession_number":"0001641172-25-022465","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2025-08-07T23:59:59+00:00","items":["1.01","3.02","9.01"],"status":"ready","headline":"Purebase secures $500k secured loan with J.J. Astor; issues bonus shares, CEO provides confession of judgment","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["$500k loan from J.J. Astor & Co., secured by all assets and second deed of trust on 347-acre California property.","Note: $650k principal ($150k OID), 40 weekly installments ($8,125 first 8, then $18,281.25), maturity May 5, 2026.","Company issues 750k bonus shares; additional 750k if stock price < $0.50 after 90 days.","CEO Scott Dockter executed Confession of Judgment in favor of lender.","Note ranks senior to all debt; restrictions on incurring additional debt or granting liens without lender consent."],"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":5003426.699999999,"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":138682,"accession_number":"0001641172-25-018261","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2025-07-09T23:59:59+00:00","items":["1.01","3.02","9.01"],"status":"ready","headline":"Purebase cancels mining rights and stock options; CEO to buy 122.9M shares","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Cancels rights to purchase 100M tons of metakaolin and 116M stock options at $0.38.","CEO Scott Dockter agrees to buy 122,945,823 shares from USMC for ~$14.6M plus interest.","USMC converts $2.03M in loans into 27.2M shares; debt extinguished.","Purebase gets 6-month option to buy mining equipment at fair market value.","Purebase receives assignment of 2,500-acre BLM mining lease in Nevada; rescinds Snow White Mine purchase."],"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":0.75,"calibrated_materiality_score":0.75,"market_cap_usd":5003426.699999999,"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":174572,"accession_number":"0001493152-25-005690","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2025-02-10T23:59:59+00:00","items":["5.02"],"status":"ready","headline":"Director Brady Barto resigns from Purebase Board and committees","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Brady Barto resigned as board member effective February 5, 2025.","He also left his roles on the Audit and Compensation Committees.","Resignation was not due to any disagreement with the Company.","No replacement director announced 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":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"market_cap_usd":5003426.699999999,"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":174571,"accession_number":"0001493152-25-003545","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2025-01-24T23:59:59+00:00","items":["8.01"],"status":"ready","headline":"Purebase discloses mineral lease assignment from USMC never effectuated; rights remain with USMC","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Purebase previously reported acquiring mining rights to ~2,500 acres in Esmeralda County, NV via assignment from U.S. Mine Corp. (USMC).","Company now aware the assignment was not effectuated; lease rights and obligations remain with USMC, a significant stockholder.","Purebase had assumed annual lease payments and development costs; implications for title and liability are uncertain.","Disclosure raises material questions about the company's control of the Esmeralda Project and ongoing lease commitments."],"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":0.8,"calibrated_materiality_score":0.8,"market_cap_usd":5003426.699999999,"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":225542,"accession_number":"0001493152-24-014578","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2024-04-15T23:59:59+00:00","items":["1.01","2.03","3.02","9.01"],"status":"ready","headline":"Purebase enters $1M line of credit with affiliate, issues $618K note to settle arbitration","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["Line of credit with affiliate U.S. Mine Corp. for up to $1M, 8% interest, convertible at $0.08/share, due March 2025; $198,135 drawn.","Issued $618K convertible note to same affiliate for arbitration settlement; $309K funded, balance due by July 2024.","Converted $1M 2023 Grid Note into 10,256,400 shares, extinguishing principal and accrued interest.","Related-party transactions approved by board with two directors abstaining."],"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":0.7,"calibrated_materiality_score":0.7,"market_cap_usd":5003426.699999999,"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":244706,"accession_number":"0001493152-24-006899","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2024-02-15T23:59:59+00:00","items":["3.02"],"status":"ready","headline":"Purebase issues 8.88M shares to US Mine Corp. for note conversion, eliminating $1.53M debt","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["8,877,923 common shares issued to US Mine Corp. to convert $1,525,676.42 principal plus $87,210.83 interest.","2022 Notes converted at $0.39/share (three notes totaling $919,209.58); 2023 Notes at $0.10/share ($606,467.84).","All amounts deemed paid-in-full and notes cancelled; no further obligations to US Mine Corp.","CEO A. Scott Dockter and director John Bremer are also officers/directors/shareholders of US Mine Corp.","Issuance exempt under Section 4(a)(2) and Rule 506(b); no public offering."],"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":5003426.699999999,"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":262139,"accession_number":"0001493152-23-045094","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2023-12-15T23:59:59+00:00","items":["1.01","5.02","3.02","7.01","9.01"],"status":"ready","headline":"Purebase appoints Stephen Gillings as CFO; base salary $100k, option grants","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Stephen Gillings, 74, appointed CFO effective Dec 13, 2023; previously consultant at Now CFO and CFO of QuantumSphere.","Base salary $100k/year; eligible for discretionary annual bonuses.","Granted options to purchase 200,000 shares on each of three grant dates (Dec 13, 2023 and two anniversaries) at FMV.","Severance: 3 months' salary plus 1 month per year if terminated without cause after 6 months.","Press release issued Dec 14, 2023 confirming the appointment."],"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":5003426.699999999,"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":262138,"accession_number":"0001493152-23-039721","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2023-11-07T23:59:59+00:00","items":["1.01","9.01"],"status":"ready","headline":"Purebase amends extraction deal with US Mine; cancels 116M share option, adopts $20/ton royalty","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Cancels US Mine's option to purchase up to 116,000,000 shares of Purebase common stock.","Replaces option with a production royalty of $20.00 per ton of metakaolin extracted.","CEO A. Scott Dockter and director John Bremer have ownership interest in US Mine; board approved with abstentions.","Amendment effective November 1, 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":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":5003426.699999999,"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":262137,"accession_number":"0001493152-23-039786","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K/A","filed_at":"2023-11-07T23:59:59+00:00","items":["1.01","9.01"],"status":"ready","headline":"Purebase cancels 116M share option in US Mine pact, adopts $20/ton royalty","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Cancelled US Mine's option to purchase up to 116,000,000 shares of common stock.","Replaced with production royalty of $20.00 per ton of kaolin clay for supplementary cementitious materials.","CEO A. Scott Dockter and director John Bremer are manager-members of US Mine; abstained from board approval.","Amendment dated November 1, 2023 to Materials Extraction Agreement originally dated May 27, 2021."],"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":5003426.699999999,"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":279352,"accession_number":"0001493152-23-032723","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2023-09-15T23:59:59+00:00","items":["3.02","1.01","5.02","7.01","9.01"],"status":"ready","headline":"Purebase appoints director Brady Barto with $1K monthly retainer and option grant","summary_kind":"llm","event_type":"leadership","confidence":"high","bullets":["Barto appointed director Sept 11, 2023; paid $1,000/month (accrued as debt) plus 5-yr option for 200,000 shares at $0.15.","Option vests after one year; unpaid compensation payable in stock at lower of $0.15 or 20-day VWAP.","Barto is Exploration Manager at Signal Hill Petroleum; his father Craig Barto is Signal Hill owner and has business ties via US Mine Corp/LLC.","Barto brings expertise in financing and development of natural resources; CEO expects immediate impact."],"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":5003426.699999999,"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":279351,"accession_number":"0001493152-23-024513","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2023-07-13T23:59:59+00:00","items":["1.01","2.03","3.02","9.01"],"status":"ready","headline":"Purebase enters $1M line of credit with affiliate; 8% note convertible at $0.10","summary_kind":"llm","event_type":"debt","confidence":"high","bullets":["Line of credit up to $1,000,000 from U.S. Mine Corp. (affiliate); unsecured convertible grid note at 8% interest matures July 10, 2024.","At maturity, lender may convert outstanding principal and accrued interest into common shares at $0.10 per share; prepayment without penalty allowed.","Proceeds used for working capital and general corporate purposes.","Related-party: CEO A. Scott Dockter and director John Bremer are also officers/directors/shareholders of USMC.","Default interest rate of 13% per annum on overdue amounts; note unsecured."],"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":5003426.699999999,"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":297720,"accession_number":"0001493152-23-020275","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2023-06-06T23:59:59+00:00","items":["7.01","8.01","9.01"],"status":"ready","headline":"Purebase on schedule for Phase 1 calciner; production expected within 60 days","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Phase 1 calciner installation on schedule; production expected in 60 days.","Calciner will process kaolin into metakaolin for use as SCM in green cement.","Metakaolin can reduce carbon emissions from cement, aligning with California SB596.","CEO notes local California resource reduces transportation emissions.","Company believes well-positioned to participate in California's emission reduction goals."],"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":0.5,"calibrated_materiality_score":0.5,"market_cap_usd":5003426.699999999,"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":297719,"accession_number":"0001493152-23-015288","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2023-05-03T23:59:59+00:00","items":["7.01","9.01"],"status":"ready","headline":"Purebase terminates non-binding term sheet with Fortera; will build own SCM plant","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Purebase Corporation terminated the non-binding Term Sheet with Fortera Corporation for a commercial manufacturing plant.","Company now intends to construct its own manufacturing facility to produce carbon-reducing Supplementary Cementitious Materials (SCM) in Ione, CA.","CEO Scott Dockter stated the decision followed evaluation of the best path forward for developing manufacturing capabilities.","The original non-binding Term Sheet with Fortera was announced on December 1, 2022."],"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":5003426.699999999,"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":336245,"accession_number":"0001493152-22-034238","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2022-12-02T23:59:59+00:00","items":["7.01","9.01"],"status":"ready","headline":"Purebase and Fortera sign non-binding term sheet for commercial cement plant in Ione, CA","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Purebase and Fortera signed a non-binding term sheet for a commercial cement plant at Purebase's Ione, CA site.","Partnership would use Fortera's ReCarb technology to produce low-CO2 calcium carbonate cements.","Purebase has spent six years developing alternative cementitious materials to replace coal fly ash in concrete.","The Ione location is near major ports to serve western US and international markets.","Definitive agreement not yet finalized; no financial terms disclosed."],"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":5003426.699999999,"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":353665,"accession_number":"0001493152-22-027228","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2022-09-30T23:59:59+00:00","items":["1.01","3.02","9.01"],"status":"ready","headline":"Purebase settles lawsuit; receives 8.67M shares from Gauer, grants option to repurchase at $2.50","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Settlement with Agregen, Hurtado, Gauer, Gingerich resolves Nevada lawsuit CV19-00097.","Gauer surrenders 8,669,400 shares to Purebase as part of settlement.","Gauer receives immediately exercisable five-year option to repurchase 8,669,400 shares at $2.50 per share.","Lawsuit dismissed with prejudice; each party bears own attorneys' fees and costs.","Option shares are unregistered and subject to resale restrictions under securities laws."],"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":5003426.699999999,"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":371450,"accession_number":"0001493152-22-017406","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K/A","filed_at":"2022-06-21T23:59:59+00:00","items":["1.01","3.02","9.01"],"status":"ready","headline":"Purebase restructures mining rights deal: $50M note rescinded, replaced with option for 116M shares at $0.38","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["Convertible promissory note of $50M retroactively rescinded ab initio as of Oct 6, 2021.","Replacement consideration: US Mine granted option to purchase 116M shares at $0.38 per share.","Option vests in tranches: 58M shares on Apr 6, 2022; 29M on Oct 6, 2022; 29M on Apr 6, 2023; expires Apr 6, 2028.","CEO Scott Dockter and director John Bremer are manager-members of US Mine; disinterested directors approved.","Amended and Restated Amendment filed June 17, 2022 to correct Section 3 of the prior amendment."],"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":5003426.699999999,"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":371451,"accession_number":"0001493152-22-009952","cik":1575858,"company_name":"Purebase Corp","ticker":"PUBC","form_type":"8-K","filed_at":"2022-04-14T23:59:59+00:00","items":["1.01","2.03","3.02","9.01"],"status":"ready","headline":"Purebase converts $2.5M debt into 23.7M shares and opens new $1M convertible note facility","summary_kind":"llm","event_type":"other_material","confidence":"high","bullets":["All six outstanding convertible notes held by affiliate USMC were converted into 23,741,654 common shares on April 7, 2022.","New Securities Purchase Agreement with USMC allows up to $1M in additional 5% convertible notes at $0.39/share, two-year maturity.","Maturity dates for three existing notes (totaling $178,000) extended to April 30, 2022, and defaults waived.","Snow White Mine purchase deadline extended to April 1, 2023, under amendment with Bremer Family Trust.","CEO Scott Dockter and director John Bremer are officers/directors of USMC and the Trust, indicating related-party transactions."],"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":0.9,"calibrated_materiality_score":0.9,"market_cap_usd":5003426.699999999,"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}