Company Analysis

LanzaTech Global, Inc. (LNZA)

Nasdaq: LNZA · Industrial Organic Chemicals · Skokie, IL · filing with the SEC since 2021
Grade4.1
◀ Past 3.4● Present 3.2▶ Future 6.0
2 est.

Filings

274 filings since 2017 beside 117 insider forms · Non-accelerated filer and smaller reporting company · read from EDGAR on Nov 13, 2026
Due nextNon-accelerated filer and smaller reporting company
10-Q Quarterly report for the quarter ending Sep 30, 2026Non-accelerated filers and smaller reporting companies have 45 days after the quarter ends; quarter ends are taken to the month end. by Nov 14, 2026
10-K Annual report for the fiscal year ending Dec 31, 2026Non-accelerated filers and smaller reporting companies have 90 days after the fiscal year ends. by Mar 31, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 45 days after the quarter ended. The proxy statement was last filed Apr 29, 2026.

Filings a yearinsider forms included
3256135855231
202120222023202420252026

2026 counts to Nov 13, 2026.

Auditor change (8-K item 4.01): 2 times in the last 36 months, the newest Apr 17, 2026.Officer or director change (8-K item 5.02): 13 times in the last 36 months, the newest Feb 5, 2026.Listing warning from its exchange (8-K item 3.01): 1 time in the last 36 months, the newest Mar 19, 2025.SEC letters: 10 in the last 36 months, the newest Jun 12, 2025.A late-filing notice, Form NT 10-Q, filed Nov 17, 2025.A late-filing notice, Form NT 10-Q, filed Aug 15, 2025.A late-filing notice, Form NT 10-Q, filed May 9, 2025.A late-filing notice, Form NT 10-K, filed Apr 1, 2025.
Insider forms 117

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 6, 2026 SCHEDULE 13D/A Activist holder update, amended
Oct 20, 2026 8-K items 1.01, 2.03, 3.02, 8.01 Major agreement signed; New debt or obligation taken on; Shares sold without registration; Other event · Current report Oct 14, 2026
Aug 14, 2026 10-Q Quarterly report Jun 30, 2026
Aug 14, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 23, 2026 SCHEDULE 13G Large holder notice
Jun 24, 2026 8-K items 5.07, 9.01 Shareholder vote · Current report Jun 23, 2026
Jun 4, 2026 8-K items 8.01, 9.01 Other event · Current report Jun 3, 2026
May 18, 2026 8-K items 1.01, 9.01 Major agreement signed · Current report May 15, 2026
May 18, 2026 424B5 Shelf offering
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 14, 2026 10-Q Quarterly report Mar 31, 2026
May 14, 2026 8-K items 2.02, 9.01 Results released · Current report
May 11, 2026 SCHEDULE 13G/A Large holder update, amended
May 4, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Apr 29, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 29, 2026 DEF 14A Proxy statement
Apr 17, 2026 8-K/A items 4.01, 9.01 Auditor change · Current report, amended Apr 10, 2026
Apr 16, 2026 8-K item 4.01 Auditor change · Current report Apr 10, 2026
Mar 31, 2026 10-K Annual report Dec 31, 2025
Mar 31, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 18, 2026 8-K item 1.01 Major agreement signed · Current report Feb 11, 2026
Feb 5, 2026 8-K items 5.02, 9.01 Officer or director change · Current report Jan 31, 2026
Jan 29, 2026 SCHEDULE 13D/A Activist holder update, amended
Jan 23, 2026 8-K items 1.01, 3.02, 5.03, 9.01 Major agreement signed; Shares sold without registration; Charter, bylaw or fiscal-year change · Current report Jan 21, 2026
Dec 22, 2025 8-K items 1.01, 9.01 Major agreement signed · Current report Dec 16, 2025
Nov 19, 2025 10-Q Quarterly report Sep 30, 2025
Nov 19, 2025 8-K items 2.02, 9.01 Results released · Current report
Nov 17, 2025 NT 10-Q Late quarterly report notice Sep 30, 2025
Oct 22, 2025 8-K item 1.01 Major agreement signed · Current report Oct 16, 2025
Sep 26, 2025 8-K items 1.01, 5.03, 9.01 Major agreement signed; Charter, bylaw or fiscal-year change · Current report Sep 22, 2025
Aug 19, 2025 10-Q Quarterly report Jun 30, 2025
Aug 19, 2025 8-K items 2.02, 9.01 Results released · Current report
Aug 15, 2025 NT 10-Q Late quarterly report notice Jun 30, 2025
Aug 15, 2025 8-K items 5.02, 8.01 Officer or director change; Other event · Current report Aug 13, 2025
Jul 29, 2025 8-K items 5.07, 9.01 Shareholder vote · Current report Jul 28, 2025
Jul 17, 2025 DEFA14A Extra proxy material
Jul 16, 2025 8-K items 1.01, 9.01 Major agreement signed · Current report Jul 10, 2025
Jul 14, 2025 DEFA14A Extra proxy material
Jun 23, 2025 8-K item 5.02 Officer or director change · Current report Jun 16, 2025
Jun 18, 2025 DEFA14A Extra proxy material
40 of 274 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton LNZA · research, not advice