LanzaTech Global, Inc. SEC filings LNZA
LanzaTech Global, Inc. has 389 filings in SEC EDGAR's recent list, going back to Feb 12, 2021. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 20, 2026 (material agreement, new debt, unregistered share sale, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Other events
|
Oct 20, 2026 | Oct 14, 2026 |
| 10-Q | Quarterly report | Aug 14, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 14, 2026 | Aug 14, 2026 |
| 3 | Initial insider ownership | Jul 23, 2026 | Jan 21, 2026 |
| 3 | Initial insider ownership | Jul 23, 2026 | Jan 21, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 23, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
Jun 24, 2026 | Jun 23, 2026 |
| 8-K |
Current report
Other events
|
Jun 4, 2026 | Jun 3, 2026 |
| 3 | Initial insider ownership | May 28, 2026 | May 26, 2026 |
| 8-K |
Current report
Material agreement
|
May 18, 2026 | May 15, 2026 |
| 424B5 | Prospectus supplement | May 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 10-Q | Quarterly report | May 14, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 14, 2026 | May 14, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 11, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 4, 2026 | May 4, 2026 |
| ARS | Annual report to shareholders | Apr 29, 2026 | Dec 31, 2025 |
| DEF 14A | Proxy statement | Apr 29, 2026 | Apr 29, 2026 |
| 8-K/A |
Amended current report
Auditor change
|
Apr 17, 2026 | Apr 10, 2026 |
| 8-K |
Current report
Auditor change
|
Apr 16, 2026 | Apr 10, 2026 |
| 10-K | Annual report | Mar 31, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 31, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Feb 18, 2026 | Jan 21, 2026 |
| 8-K |
Current report
Material agreement
|
Feb 18, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 5, 2026 | Jan 31, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 29, 2026 | — |
| 4 | Insider transaction | Jan 29, 2026 | Jan 21, 2026 |
| 3 | Initial insider ownership | Jan 26, 2026 | Dec 16, 2024 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Bylaw or fiscal year change
|
Jan 23, 2026 | Jan 21, 2026 |
| 8-K |
Current report
Material agreement
|
Dec 22, 2025 | Dec 16, 2025 |
| 10-Q | Quarterly report | Nov 19, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 19, 2025 | Nov 19, 2025 |
| NT 10-Q | Filing | Nov 17, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Material agreement
|
Oct 22, 2025 | Oct 16, 2025 |
| 8-K |
Current report
Material agreement, Bylaw or fiscal year change
|
Sep 26, 2025 | Sep 22, 2025 |
| 10-Q | Quarterly report | Aug 19, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 19, 2025 | Aug 19, 2025 |
| NT 10-Q | Filing | Aug 15, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 15, 2025 | Aug 13, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jul 29, 2025 | Jul 28, 2025 |
| DEFA14A | Additional proxy material | Jul 17, 2025 | — |
| 8-K |
Current report
Material agreement
|
Jul 16, 2025 | Jul 10, 2025 |
| DEFA14A | Additional proxy material | Jul 14, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Jun 23, 2025 | Jun 16, 2025 |
| 3 | Initial insider ownership | Jun 23, 2025 | Jun 2, 2025 |
| DEFA14A | Additional proxy material | Jun 18, 2025 | — |
| DEF 14A | Proxy statement | Jun 18, 2025 | Jul 28, 2025 |
| 8-K |
Current report
Other events
|
Jun 16, 2025 | Jun 10, 2025 |
| UPLOAD | Letter from the SEC | Jun 12, 2025 | — |
| PRER14A | Filing | Jun 11, 2025 | — |
| CORRESP | Letter to the SEC | Jun 11, 2025 | — |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 6, 2025 | May 22, 2025 |
| UPLOAD | Letter from the SEC | Jun 6, 2025 | — |
| 8-K |
Current report
Material agreement, Officer or director change
|
Jun 6, 2025 | Jun 2, 2025 |
| 8-K |
Current report
Material agreement
|
Jun 3, 2025 | May 31, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 29, 2025 | May 22, 2025 |
| PRE 14A | Preliminary proxy statement | May 27, 2025 | May 27, 2025 |
| 10-Q | Quarterly report | May 19, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 19, 2025 | May 19, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | May 12, 2025 | — |
| 4 | Insider transaction | May 9, 2025 | May 7, 2025 |
| NT 10-Q | Filing | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Change to shareholder rights, Other events
|
May 9, 2025 | May 7, 2025 |
| 10-K/A | Amended annual report | Apr 30, 2025 | Dec 31, 2024 |
| 3 | Initial insider ownership | Apr 28, 2025 | Mar 20, 2025 |
| 10-K | Annual report | Apr 15, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 15, 2025 | Apr 15, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Apr 4, 2025 | — |
| 3 | Initial insider ownership | Apr 3, 2025 | Mar 24, 2025 |
| NT 10-K | Filing | Apr 1, 2025 | Dec 31, 2024 |
| SCHEDULE 13D | Ownership over 5% (active) | Mar 28, 2025 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure, Other events
|
Mar 26, 2025 | Mar 20, 2025 |
| 8-K |
Current report
Listing notice
|
Mar 19, 2025 | Mar 13, 2025 |
| 3 | Initial insider ownership | Mar 18, 2025 | Feb 26, 2025 |
| 3 | Initial insider ownership | Mar 13, 2025 | Jan 21, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 4, 2025 | Mar 4, 2025 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Feb 20, 2025 | Feb 14, 2025 |
| 3 | Initial insider ownership | Jan 29, 2025 | Jan 23, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 24, 2025 | Jan 23, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 22, 2025 | Jan 21, 2025 |
| 3 | Initial insider ownership | Jan 13, 2025 | Nov 25, 2024 |
| 8-K |
Current report
Other events
|
Dec 18, 2024 | Dec 18, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 16, 2024 | Dec 16, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 27, 2024 | Nov 26, 2024 |
| 8-K |
Current report
Officer or director change
|
Nov 25, 2024 | Nov 25, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 8, 2024 | Nov 8, 2024 |
| 10-Q | Quarterly report | Nov 8, 2024 | Sep 30, 2024 |
| 424B4 | Prospectus | Nov 5, 2024 | — |
| 424B4 | Prospectus | Nov 5, 2024 | — |
| EFFECT | Filing | Nov 1, 2024 | — |
| EFFECT | Filing | Nov 1, 2024 | — |
| CORRESP | Letter to the SEC | Oct 31, 2024 | — |
| 8-K |
Current report
Other events
|
Oct 31, 2024 | Oct 31, 2024 |
| POS AM | Filing | Oct 29, 2024 | — |
| 8-K |
Current report
Agreement ended
|
Oct 22, 2024 | Oct 16, 2024 |
| S-3/A | Filing | Oct 11, 2024 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 10, 2024 | Oct 4, 2024 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Shareholder vote results
|
Oct 8, 2024 | Oct 2, 2024 |
| 8-K |
Current report
Other events
|
Oct 1, 2024 | Oct 1, 2024 |
| DEF 14A | Proxy statement | Sep 9, 2024 | Oct 2, 2024 |
| PRE 14A | Preliminary proxy statement | Aug 30, 2024 | Oct 2, 2024 |
| SC 13G | Ownership over 5% (passive) | Aug 16, 2024 | — |
| 424B3 | Prospectus | Aug 8, 2024 | — |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Aug 8, 2024 | Aug 5, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K |
Current report
Agreement ended
|
Jul 26, 2024 | Jul 22, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jul 1, 2024 | Jun 28, 2024 |
| 8-K |
Current report
Other events
|
Jun 20, 2024 | Jun 20, 2024 |
| CORRESP | Letter to the SEC | Jun 4, 2024 | — |
| UPLOAD | Letter from the SEC | May 24, 2024 | — |
| ARS | Annual report to shareholders | May 16, 2024 | Dec 31, 2023 |
| 424B3 | Prospectus | May 9, 2024 | — |
| S-3 | Shelf registration | May 9, 2024 | — |
| 10-Q | Quarterly report | May 9, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Material agreement, Results of operations
|
May 9, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 3, 2024 | May 2, 2024 |
| DEFA14A | Additional proxy material | Apr 29, 2024 | — |
| DEF 14A | Proxy statement | Apr 29, 2024 | Apr 29, 2024 |
| 8-K |
Current report
Officer or director change
|
Apr 29, 2024 | Apr 29, 2024 |
| EFFECT | Filing | Apr 23, 2024 | — |
| 424B7 | Filing | Apr 23, 2024 | — |
| CORRESP | Letter to the SEC | Apr 19, 2024 | — |
| POS AM | Filing | Apr 19, 2024 | — |
| UPLOAD | Letter from the SEC | Apr 17, 2024 | — |
| 4 | Insider transaction | Apr 9, 2024 | Feb 8, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Feb 8, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Feb 8, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Feb 8, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Feb 8, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 6, 2024 |
| CORRESP | Letter to the SEC | Apr 5, 2024 | — |
| POS AM | Filing | Apr 5, 2024 | — |
| UPLOAD | Letter from the SEC | Mar 27, 2024 | — |
| 8-K |
Current report
Other events
|
Mar 25, 2024 | Mar 25, 2024 |
| POS AM | Filing | Mar 14, 2024 | — |
| 4 | Insider transaction | Mar 14, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 6, 2024 |
| 144 | Notice of proposed sale | Mar 4, 2024 | — |
| 10-K | Annual report | Feb 29, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Feb 28, 2024 | Feb 28, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 22, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 6, 2024 | — |
| 424B7 | Filing | Dec 21, 2023 | — |
| EFFECT | Filing | Dec 20, 2023 | — |
| POS AM | Filing | Dec 18, 2023 | — |
| 4 | Insider transaction | Dec 13, 2023 | Dec 7, 2023 |
| 10-Q/A | Amended quarterly report | Dec 4, 2023 | Jun 30, 2023 |
| 10-Q/A | Amended quarterly report | Dec 4, 2023 | Mar 31, 2023 |
| 10-Q | Quarterly report | Nov 13, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations, Restatement
|
Nov 9, 2023 | Nov 9, 2023 |
| 8-K |
Current report
Material agreement
|
Oct 31, 2023 | Oct 31, 2023 |
| 4 | Insider transaction | Aug 31, 2023 | Aug 29, 2023 |
| 4 | Insider transaction | Aug 24, 2023 | Aug 22, 2023 |
| 4 | Insider transaction | Aug 24, 2023 | Aug 22, 2023 |
| 3 | Initial insider ownership | Aug 24, 2023 | Aug 15, 2023 |
| 8-K |
Current report
Other events
|
Aug 17, 2023 | Aug 17, 2023 |
| 424B3 | Prospectus | Aug 14, 2023 | — |
| 8-K |
Current report
Results of operations
|
Aug 10, 2023 | Aug 9, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2023 | Aug 9, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 3/A | Form 3/a | Jul 18, 2023 | Jul 2, 2023 |
| 3/A | Form 3/a | Jul 18, 2023 | Jul 2, 2023 |
| 3 | Initial insider ownership | Jul 12, 2023 | Jul 2, 2023 |
| 3 | Initial insider ownership | Jul 12, 2023 | Jul 2, 2023 |
| 8-K |
Current report
Other events
|
Jul 6, 2023 | Jul 6, 2023 |
| 424B7 | Filing | May 25, 2023 | — |
| EFFECT | Filing | May 24, 2023 | — |
| CORRESP | Letter to the SEC | May 22, 2023 | — |
| S-1/A | Amended registration statement | May 22, 2023 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 18, 2023 | May 18, 2023 |
| 8-K |
Current report
Results of operations
|
May 17, 2023 | May 15, 2023 |
| 10-Q | Quarterly report | May 15, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 15, 2023 | May 15, 2023 |
| CORRESP | Letter to the SEC | May 5, 2023 | — |
| S-1/A | Amended registration statement | May 5, 2023 | — |
| 4 | Insider transaction | May 4, 2023 | May 2, 2023 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Industrial Organic Chemicals (SIC 2860)
- Listed as
- LNZA (Nasdaq), LNZAW (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Skokie, IL
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1843724
- Former names
- AMCI Acquisition Corp. II (until Feb 9, 2023)
Other Industrial Organic Chemicals companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.