Welcome to our dedicated page for LanzaTech Global SEC filings (Ticker: LNZAW), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Our SEC filing database is enhanced with expert analysis from Rhea-AI, providing insights into the potential impact of each filing on LanzaTech Global's stock performance. Each filing includes a concise AI-generated summary, sentiment and impact scores, and end-of-day stock performance data showing the actual market reaction. Navigate easily through different filing types including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, proxy statements (DEF 14A), and Form 4 insider trading disclosures.
Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time SEC filing updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into LanzaTech Global's regulatory disclosures and financial reporting.
LanzaTech Global reported a new investment and ownership change in its affiliate LanzaJet through a Series A preferred stock financing. The company bought 455,522 shares of LanzaJet Series A Preferred Stock at $4.390563 per share for a total of $2.0 million and exchanged 60,316,250 LanzaJet common shares for the same number of newly created Class C common shares.
Following this Series A transaction, LanzaTech Global’s ownership in LanzaJet is reduced from approximately 53% to about 46% on a fully diluted basis, considering all preferred stock, Class C common stock, warrants and convertible debt. LanzaTech Global will continue to account for its LanzaJet interest under the equity method.
A new Third Amended and Restated Stockholders’ Agreement gives LanzaTech Global one designated seat on LanzaJet’s seven-member board, and its designee serves as chairperson as long as LanzaTech Global and its affiliates retain at least 5% of LanzaJet’s fully diluted common shares.
LanzaTech Global, Inc. (LNZA) filed Amendment No. 2 to a Schedule 13D showing updated ownership by entities affiliated with Vinod Khosla. As of January 29, 2026, these reporting persons beneficially owned 11,478,998 shares of common stock, including 7,800,000 shares underlying a warrant, representing approximately 64.2% of the common stock under SEC rules.
On January 21, 2026, 20,000,000 shares of Series A Convertible Senior Preferred Stock were converted into 3,250,322 common shares, and the issuer granted a warrant to purchase 7,800,000 common shares at an exercise price of $0.0000001 per share to a preferred stockholder. The ownership percentages are calculated based on 2,320,216 common shares outstanding as of November 13, 2025, plus the converted shares, the warrant shares and 4,510,968 common shares issued that day to unaffiliated investors.
LanzaTech Global insider Vinod Khosla reported a major conversion of preferred stock into common shares and the issuance of a large warrant position. On January 21, 2026, 20,000,000 shares of Series A Convertible Senior Preferred Stock, originally purchased for $40,000,000, were automatically converted into 3,250,322 shares of common stock under the company’s Second Amended & Restated Certificate of Designation, reflecting a prior 1-for-100 reverse stock split.
Following this conversion, Khosla directly held 3,678,998 shares of LanzaTech common stock. In addition, an entity owned or controlled by him received a warrant to purchase 7,800,000 shares of common stock at an exercise price of $0.0000001 per share, exercisable until December 31, 2026 and subject to automatic cashless exercise at expiration. The warrant and certain other securities are held by that entity, with Khosla disclaiming beneficial ownership beyond his economic interest.
LanzaTech Global, Inc. disclosed that its Chief Financial Officer, Sushmita Koyanagi, filed an initial insider ownership report. In this filing, she states that she does not own any non-derivative or derivative securities of LanzaTech Global and that no securities are beneficially owned. The report confirms her role as Chief Financial Officer and is filed as an individual reporting person.
LanzaTech Global, Inc. reported unaudited interim results showing continuing losses and liquidity actions as it transitions from R&D to commercial deployment. The company had $37,367 in cash and cash equivalents and an accumulated deficit of $1,021,331 as of June 30, 2025. For the six months ended June 30, 2025 the company recorded a net loss of $51,728 and cash outflows from operations of $42,815.
The company closed a PIPE on May 7, 2025, issuing 20,000,000 shares of Series A Convertible Senior Preferred Stock for $40.0 million and, in connection with that financing, the company converted a $40.2 million principal Convertible Note into 34,054,337 shares of common stock. LanzaTech reported a fair value mark-to-market Brookfield Loan liability of $19,435 as of June 30, 2025 and disclosed a remaining contracted revenue backlog of approximately $19,198. Management states substantial doubt about the company’s ability to continue as a going concern absent additional capital or strategic options.
LanzaTech Global, Inc. furnished an update on its financial performance by issuing a press release with results for the quarter and six months ended June 30, 2025. The company filed a current report to make this press release publicly available and attached it as Exhibit 99.1.
The disclosure is designated as “furnished” rather than “filed,” meaning it is not subject to certain liability provisions of the Securities Exchange Act and is not automatically incorporated into other Securities Act or Exchange Act filings unless specifically referenced.
LanzaTech Global, Inc. filed a Form 12b-25 notifying the SEC of a late NT 10-Q for the quarter ended June 30, 2025 (Q2 2025). The company expects revenue to decline in Q2 2025 versus Q2 2024 by a mid-double digit percentage and cost of revenues (exclusive of depreciation) to increase in Q2 2025 versus Q2 2024 by a low double digit percentage. These figures are described as preliminary and subject to change when the unaudited consolidated financial statements are finalized. The filing also contains standard forward-looking statements language and notes that actual results may differ materially from the preliminary expectations.
LanzaTech Global, Inc. reported two key corporate actions. First, the company announced at an August 13, 2025 town hall that President Aura Cuellar will step down from her role, with the effective date still to be determined. The company stated that her departure is not due to any disagreement over operations, policies, or practices and thanked her for her service.
Separately, the company disclosed that it will implement a 1-for-100 reverse stock split of its common stock, effective August 18, 2025 at 5:00 p.m. Eastern Time. Immediately before that time, it will decrease the par value of its common stock from $0.0001 to $0.0000001 per share and increase authorized common shares from 600,000,000 to 2,580,000,000, which will be proportionately decreased to 25,800,000 at the reverse split effective time. These actions were approved by stockholders at the 2025 annual meeting.