secwatch / observer

LanzaTech Global, Inc. — fact timeline

Source-grounded facts extracted from LanzaTech Global, Inc.'s SEC 8-K filings across all families, newest first. Each cites a verbatim SEC excerpt.

LNZA LanzaTech Global, Inc. JSON
Material Agreements

LanzaTech Global, Inc. entered into Amendment with LanzaTech Global SPV, LLC (effective 2026-05-15).

“On May 15, 2026, LT Global consented to the Offering and in connection therewith, the Company and LT Global entered into an amendment to the Subscription Agreement (the “Amendment”), which both lowered the Cash Requirement from $40,000,000 to $30,000,000 and provided that such Cash Requirement will apply with respect to the Full Additional Shares Amount.”
Material Agreements

LanzaTech Global, Inc. entered into Securities Purchase Agreement with certain institutional investors valued at $20.0 million (effective 2026-05-15).

“On May 15, 2026, LanzaTech Global, Inc., a Delaware corporation (the “Company”), entered into a securities purchase agreement (the “Securities Purchase Agreement”) with certain institutional investors (together, the “Investors”), providing for the issuance and sale by the Company of an aggregate of 2,000,000 shares (the “Shares”) of the Company’s common stock, $0.0000001 par value per share (the “Common Stock”).”
Earnings Releases

LanzaTech Global, Inc. reported financial results for the first quarter ended March 31, 2026.

“On May 14, 2026 , LanzaTech Global, Inc. (the “Company”) issued a press release announcing its financial results for the first quarter ended March 31, 2026.”
Auditor Changes

LanzaTech Global, Inc. engaged BDO USA, P.C. as its auditor.

“the Board of Directors of the Company ratified and approved the engagement of BDO as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026, effective April 10, 2026”
Auditor Changes

LanzaTech Global, Inc. dismissed Deloitte as its auditor.

“the Board of Directors of LanzaTech Global, Inc. ratified and approved the dismissal of Deloitte as the Company’s independent registered public accounting firm, effective April 10, 2026”
Auditor Changes

LanzaTech Global, Inc. engaged BDO USA, P.C. as its auditor.

“upon the recommendation and approval of the Audit Committee, the Board of Directors of the Company ratified and approved the engagement of BDO USA, P.C. (“BDO”) as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026, effective April 10, 2026.”
Auditor Changes

LanzaTech Global, Inc. dismissed Deloitte & Touche LLP as its auditor.

“upon the recommendation and approval of the Audit Committee of the Board of Directors (the “Audit Committee”), the Board of Directors of LanzaTech Global, Inc. (the “Company”) ratified and approved the dismissal of Deloitte & Touche LLP (“Deloitte”) as the Company’s independent registered public accounting firm, effective April 10, 2026.”
Earnings Releases

LanzaTech Global, Inc. reported the fourth quarter and fiscal year ended December 31, 2025 results: net income $49.0 million.

“Net loss decreased to $49.0 million and Adjusted EBITDA (1) decreased to $71.3 million in 2025, compared to Net loss of $137.7 million and Adjusted EBITDA of $88.2 million in 2024, reflecting meaningful progress in underlying operating performance, driven by disciplined cost optimization initiatives.”
Material Agreements

LanzaTech Global, Inc. amended Third Amended and Restated Stockholders’ Agreement with LanzaJet, Inc. and certain stockholders of LanzaJet valued at Amends and restates prior stockholders' agreement to reflect issuance of Series A Preferred Stock, m (effective 2026-02-11).

“Effective February 11, 2026, LanzaJet, the Company, and certain other stockholders of LanzaJet, including certain of the Series A Investors, entered into a Third Amended and Restated Stockholders’ Agreement (the “Third A&R LanzaJet Stockholders’ Agreement”), which amended and restated that certain Second Amended and Restated Stockholders’ Agreement, dated as of October 16, 2025, to reflect the issuance of the Series A Preferred Stock and the admission of additional stockholders as parties thereto, and to modify certain governance, transfer and other provisions in connection with the Series A Transaction.”
Material Agreements

LanzaTech Global, Inc. entered into Series A Preferred Stock Purchase and Exchange Agreement with LanzaJet, Inc. and the Series A Investors valued at Purchase of 455,522 shares of Series A Preferred Stock for $2.0 million and exchange of 60,316,250 s (effective 2026-02-11).

“On February 11, 2026, LanzaTech, Inc., a wholly owned subsidiary of LanzaTech Global, Inc. (“LanzaTech Global” and, together with LanzaTech, Inc., the “Company”), entered into a Series A Preferred Stock Purchase and Exchange Agreement (the “LanzaJet Series A Stock Purchase Agreement”) with LanzaJet, Inc. (“LanzaJet”) and the investors party thereto (the “Series A Investors”).”
Equity Issuances

LanzaTech Global, Inc. issued preferred stock to LanzaTech Global SPV, LLC for mandatory conversion and elimination of redemption provisions.

“the Company filed a Second Amended and Restated Certificate of Designation of Series A Convertible Senior Preferred Stock”
Equity Issuances

LanzaTech Global, Inc. issued warrant to purchase 7,800,000 shares of Common Stock of warrant to LanzaTech Global SPV, LLC for exercise price equal to $0.0000001 per share.

“and new institutional investors (the “Investors”), pursuant to which the Investors purchased, in private placements, shares (the “Subscribed Shares”) of common stock, par value $0.0000001 per share (“Common Stock”), of the Company, for cash. Pursuant to the Subscription Agreements, on the Closing Date, the Company issued and sold a total of 4,000,000 Subscribed”
Equity Issuances

LanzaTech Global, Inc. issued 3,250,322 shares of Common Stock of common stock to LanzaTech Global SPV, LLC for mandatory conversion of preferred stock.

“all outstanding shares of the Preferred Stock were automatically converted into the Conversion Shares as of the Closing Date”
Equity Issuances

LanzaTech Global, Inc. issued 4,000,000 Subscribed Shares and 510,968 Bonus Shares of common stock to certain existing and new institutional investors for $5.00 per share, $20,000,000 aggregate gross proceeds.

“the Company issued and sold a total of 4,000,000 Subscribed Shares to the Investors at a per share purchase price of $5.00”
Governance Changes

LanzaTech Global, Inc.: filed a Second Amended and Restated Certificate of Designation of Series A Convertible Senior Preferred Stock to provide for mandatory conversion, eliminate mandatory redemption, and make technical changes (effective 2026-01-21).

“On the Closing Date, the Company filed a Second Amended and Restated Certificate of Designation of Series A Convertible Senior Preferred Stock (the “A&R CoD”) with the Office of the Secretary of State of the State of Delaware.”
Material Agreements

LanzaTech Global, Inc. entered into Waiver Agreement with the Preferred Stockholder (effective 2026-01-21).

“On the Closing Date, the Company and the Preferred Stockholder entered into a Waiver Agreement (the “Waiver Agreement”), pursuant to which the Preferred Stockholder waived the obligation of the Company under the Registration Rights Agreement, dated as of May 7, 2025 (as amended, restated, supplemented or otherwise modified from time to time, the “Registration Rights Agreement”), between the Company and the Preferred Stockholder, to file a registration statement with respect to certain shares of Common Stock (the “Registration Statement”) no later than 10 business days following the issuance of the Warrant Shares, and the Company agreed to file the Registration Statement no later than 60 business days following the issuance to the Preferred Stockholder of the Warrant Shares.”
Material Agreements

LanzaTech Global, Inc. entered into Subscription Agreements with certain existing and new institutional investors valued at $20,000,000 (effective 2026-01-21).

“On January 21, 2026 (the “Closing Date”) LanzaTech Global, Inc. (the “Company”) entered into subscription agreements (“Subscription Agreements”) with certain existing and new institutional investors (the “Investors”), pursuant to which the Investors purchased, in private placements, shares (the “Subscribed Shares”) of common stock, par value $0.0000001 per share (“Common Stock”), of the Company, for cash.”
Governance Changes

LanzaTech Global, Inc.: Filed a Certificate of Amendment to the Amended and Restated Certificate of Designation of Series A Convertible Senior Preferred Stock (effective 2025-09-22).

“On September 22, 2025, the Company filed a Certificate of Amendment to the Amended and Restated Certificate of Designation of Series A Convertible Senior Preferred Stock (the “CoD Amendment”) with the Office of the Secretary of State of the State of Delaware.”

Sushmita Koyanagi changed role as Chief Financial Officer and principal accounting officer at LanzaTech Global, Inc..

“Sushmita Koyanagi, the Company’s Chief Financial Officer, is expected to assume the responsibilities of principal accounting officer”

Michael Heraty resigned as Chief Accounting Officer at LanzaTech Global, Inc..

“On June 16, 2025, Michael Heraty, the Chief Accounting Officer of LanzaTech Global, Inc. (the “Company”), submitted his resignation, effective as of June 26, 2025.”

Sushmita Koyanagi changed role as Chief Financial Officer at LanzaTech Global, Inc..

“on June 2, 2025, the Board of Directors of the Company appointed Michael Heraty, Vice President – Internal Audit & SOX Compliance to serve as Chief Accounting Officer of the Company following Sushmita Koyanagi’s promotion to Chief Financial Officer.”

Michael Heraty was appointed as Chief Accounting Officer at LanzaTech Global, Inc..

“on June 2, 2025, the Board of Directors of the Company appointed Michael Heraty, Vice President – Internal Audit & SOX Compliance to serve as Chief Accounting Officer of the Company following Sushmita Koyanagi’s promotion to Chief Financial Officer.”

Sushmita Koyanagi was appointed as Chief Financial Officer at LanzaTech Global, Inc..

“Sushmita Koyanagi, the Company's then-current Chief Accounting Officer, would take on the position of Chief Financial Officer.”

Justin Pugh departed as Interim Chief Financial Officer at LanzaTech Global, Inc..

“Justin Pugh would step down from his role as the Company's interim Chief Financial Officer”

Gary Rieschel departed as Member of the Board at LanzaTech Global, Inc..

“On May 23, 2025, Gary Rieschel notified the Company of his decision to not stand for re-election as a member of the Board.”

Amanda Koenig Fuisz was appointed as Interim General Counsel at LanzaTech Global, Inc..

“Amanda Koenig Fuisz, Deputy General Counsel, will serve as interim General Counsel effective as of such date.”

Joseph Blasko resigned as General Counsel and Corporate Secretary at LanzaTech Global, Inc..

“On May 22, 2025, Joseph Blasko, General Counsel and Corporate Secretary, notified the Company of his decision to resign, effective June 13, 2025, in order to pursue another professional opportunity.”

Sushmita Koyanagi was appointed as Chief Financial Officer at LanzaTech Global, Inc..

“Sushmita Koyanagi, the Company’s current Chief Accounting Officer, would take on the position of Chief Financial Officer.”

Justin Pugh departed as Interim Chief Financial Officer at LanzaTech Global, Inc..

“effective June 2, 2025, Justin Pugh would step down from his role as the Company’s interim Chief Financial Officer”

Jill Frizzley was appointed as Class III Director at LanzaTech Global, Inc..

“On March 20, 2025, the Board of Directors (the “Board”) of LanzaTech Global, Inc. (the “Company”) increased the size of the Board from eight (8) directors to nine (9) directors and appointed Jill Frizzley to fill the vacancy created by the increase in the number of directors.”
Listing & Compliance Notices

LanzaTech Global, Inc. received a nasdaq deficiency notice notice regarding minimum bid price (rules 5550(a)(2), 5810(c)(3)(A)).

“March 13, 2025, LanzaTech Global, Inc. (the “Company”) received written notice from the Nasdaq Listing Qualifications Department of The Nasdaq Stock Market LLC (“Nasdaq”) notifying it that, for the last 30 consecutive business days, the closing bid price for the Company’s common stock has been below the $1.00 per share minimum closing bid price requirement for continued listing on The Nasdaq Capital Market, as set forth in Nasdaq Listing Rule 5550(a)(2) (the “Bid Price Rule”). The notice has no immediate effect on the Company’s Nasdaq listing and its common stock will continue to be listed and”
Debt Financings

LanzaTech Global, Inc. incurred loan of $60,030,750 with Brookfield at 8% per annum maturing October 3, 2027.

“Under the Loan Agreement and effective as of the termination of the SAFE, Brookfield was deemed to have loaned to LanzaTech and LanzaTech was deemed to have borrowed from Brookfield $60,030,750, representing the $50,000,000 initial amount under the SAFE plus accrued interest at a rate of 8% per annum, compounded annually from October 2, 2022 to and including February 14, 2025 (the “Loan”). The Loan will accrue interest at a rate of 8% per annum, compounded annually, from February 14, 2025 with an initial principal payment of $12,500,000 to Brookfield due on or prior to February 21, 2025. Any remaining outstanding principal amount of the Loan (the “Remaining Amount”), plus accrued interest will be repayable in cash upon the earlier of (i) October 3, 2027, (ii) the occurrence of certain change of control events or (iii) a breach of the Loan Agreement.”

Reyad Fezzani was elected as Director at LanzaTech Global, Inc..

“elected Mr. Reyad Fezzani to fill the vacancy created by the increase in the number of directors.”

Justin D. Pugh was appointed as interim Chief Financial Officer at LanzaTech Global, Inc..

“appointed Justin D. Pugh, to serve as interim Chief Financial Officer commencing January 21, 2025.”

Geoff Trukenbrod resigned as Chief Financial Officer at LanzaTech Global, Inc..

“On January 21, 2025, Geoff Trukenbrod, Chief Financial Officer of LanzaTech Global, Inc. (the “Company”), resigned from the Company effective immediately”

Thierry Pilenko was appointed as Director at LanzaTech Global, Inc..

“announced today the appointment of Thierry Pilenko, former Executive Chairman of TechnipFMC plc, to its Board of Directors.”
Governance Changes

LanzaTech Global, Inc.: Amendment to increase authorized shares of common stock from 400,000,000 to 600,000,000 (effective 2024-10-03).

“At a Special Meeting of Stockholders of LanzaTech Global, Inc. (the “Company”), held on October 2, 2024 (the “Special Meeting”), and as further described in Item 5.07 below, upon the recommendation of the Company’s Board of Directors (the “Board”), the Company’s stockholders voted on and approved an amendment (the “Amendment”) to the Company’s Second Amended and Restated Certificate of Incorporation (the “Certificate of Incorporation”) to increase the number of authorized shares of common stock from 400,000,000 shares to 600,000,000 shares.”
Earnings Releases

LanzaTech Global, Inc. reported first quarter 2024 results: revenue $10.2 million, net income $(25.5) million. Guidance reaffirmed.

“--- EX-99.1 (EX-99.1) --- a1q24lnzaearningsrelease LanzaTech Announces First Quarter 2024 Financial Results and Reiterates Full Year 2024 Outlook Achieved total revenue of $10.2 million for first quarter 2024 in-line with annual guidance and consistent with outlook of back-end weighted full year 2024 revenue Reiterating full year 2024 outlook including total”
Material Agreements

LanzaTech Global, Inc. entered into At Market Issuance Sales Agreement with B. Riley Securities, Inc. valued at up to $100 million (effective 2024-05-09).

“On May 9, 2024, LanzaTech Global, Inc. (the “Company”) entered into an At Market Issuance Sales Agreement (the “Sales Agreement”) and a Terms Agreement (the “Terms Agreement” and, together with the Sales Agreement, the “ATM Agreements”) with B. Riley Securities, Inc. (“B. Riley Securities”), pursuant to which the Company may, from time to time, offer and sell shares of the Company’s common stock, par value $0.0001 per share (“Common Stock”), having an aggregate offering price of up to $100 million (the “Shares”).”

Nimesh Patel resigned as member of the Board of Directors at LanzaTech Global, Inc..

“On April 25, 2024, Nimesh Patel, a non-independent member of the Board of Directors (the “Board”) of LanzaTech Global, Inc. (the “Company”), resigned from the Board, effective immediately.”
Earnings Releases

LanzaTech Global, Inc. updated its the fiscal year ended December 31, 2023 guidance (raised).

“On February 28, 2024, LanzaTech Global, Inc. (Nasdaq: LNZA), issued a press release announcing its financial results for the fiscal year ended December 31, 2023.”

Carl Wolf departed as Chief Operating Officer at LanzaTech Global, Inc..

“On February 27, 2024, the Company and Carl Wolf agreed that Mr. Wolf would step down from his position as Chief Operating Officer of the Company in April 2024.”

Aura Cuellar was appointed as President at LanzaTech Global, Inc..

“On February 27, 2024, the Company appointed Aura Cuellar to serve as the Company’s President, effective March 1, 2024.”
Earnings Releases

LanzaTech Global, Inc. reported the third quarter of 2023 results: revenue $19.6 million, net income $(25.3) million.

“reference in such filing. --- EX-99.1 (EX-99.1) --- a3q23lnzaearningsrelease LanzaTech Global, Inc. Announces Third Quarter 2023 Financial Results Operating revenues of $19.6 million for third quarter 2023, an increase of 143% over third quarter 2022 Continued progress starting up commercial-scale plants with successful startup at partner IndianOil”
Auditor Changes

LanzaTech Global, Inc. reported that prior financial statements should not be relied upon.

“On November 8, 2023, the Audit Committee of LanzaTech Global, Inc. (the “Company” or “LanzaTech”), after considering the recommendations of management, concluded that the Company’s previously issued consolidated financial statements as of and for the quarters ended March 31, 2023 and June 30, 2023 (collectively, the “Previous Financial Statements”) should no longer be relied upon.”
Material Agreements

LanzaTech Global, Inc. entered into a collaboration with Olayan Financing Company (OFC).

“LanzaTech Global, Inc. has entered into an agreement to form a joint venture company with Olayan Financing Company (OFC) to advance the commercial deployment of LanzaTech’s carbon recycling technology in industries within the Kingdom of Saudi Arabia (KSA).”
Earnings Releases

LanzaTech Global, Inc. reported financial results for the second fiscal quarter ended June 30, 2023.

“On August 9, 2023, LanzaTech Global, Inc. (Nasdaq: LNZA), issued a press release announcing its financial results for the second fiscal quarter ended June 30, 2023.”
Earnings Releases

LanzaTech Global, Inc. reported financial results for first fiscal quarter ended March 31, 2023.

“On May 15, 2023, LanzaTech Global, Inc. (Nasdaq: LNZA), held a conference call announcing its financial results for the first fiscal quarter ended March 31, 2023.”
Earnings Releases

LanzaTech Global, Inc. reported first fiscal quarter ended March 31, 2023 results: revenue $9.6 million, net income $(63.3) million. Guidance reaffirmed.

“LanzaTech Global, Inc. Announces First Quarter 2023 Financial Results Total revenues of $9.6 million for first quarter 2023, an increase of 23% over first quarter 2022, and consistent with 2023 revenue guidance Completed business combination with AMCI Acquisition Corp. II on February 8, 2023, raising $242 million of gross proceeds through the transaction Reaffirming full year 2023 revenue and adjusted EBITDA guidance”
Earnings Releases

LanzaTech Global, Inc. reported fiscal year ending December 31, 2022 results: revenue $37.3 million, net income $(76.4) million.

“Financial Results and Provides Full Year 2023 Financial Outlook Total revenue for full year 2023 expected to be $80.0 million – $120.0 million, up from full year 2022 revenue of $37.3 million Full year 2022 net loss of $(76.4) million and Adjusted EBITDA of $(69.2) million; Adjusted EBITDA for full year 2023 expected to be $(65.0) million – $(55.0) million”

Facts are extracted by an LLM and gated to those whose source quote is present verbatim in the filing text. Coverage is best-effort while backfill and monitoring mature; this is not yet a full-market index. See methodology.