LanzaTech Global, Inc.
LNZA, LNZAW · Industrial Organic Chemicals · 10.1M shares · -54%/yr ↓ buyback · EDGAR filings ↗
Net buyback after stock comp: -$13M (gross $48K, SBC $13M)
Grade
F36Pre-profit carbon-conversion company with explicit going-concern doubt and roughly one quarter of cash runway.
Strengths
- Strong IP position (118 patent families, 800+ patents) and validated commercial deployments with major industrial partners
- Quick ratio of 1.4 (50th pct) provides modest near-term liquidity
Risks
- Substantial-doubt going concern, 0.8-quarter cash runway (18th pct), deeply negative FCF (-$66M, 10th pct) and operating margin (-142%)
- Severe dilution, Nasdaq listing risk, material weaknesses in internal controls, and heavy China/VIE exposure
Notable findings
- Going concern• There is substantial doubt about our ability to continue as a going concern
- Exec changeRecent 8-K item 5.02 8-K ↗
- Net lossNet loss (net margin -87.7%)
- Cash burnNegative free cash flow (-66.1M)
- Auditor changeRecent 8-K item 4.01 8-K ↗
- Material weakness• We have identified deficiencies in our internal control over financial reporting that constitute “material weaknesses” as defined in Regulation S-X
- Buying back stockNet buyback — share count -54%/yr over 2y
- Revenue declineRevenue -57.1% YoY
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Operating margin
-141.7%
Net margin
-87.7%
Return on equity
1257.7%
Return on assets
-48.8%
Revenue growth (QoQ)
-57.1%
Current ratio
1.4×
Free cash flow
-$66M
Tangible book value
-$4M
Cash & investments
$13M
Cash runway
1q
Stock comp / revenue
12.9%
Notable events (8-K)
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-24 | 2026-06-23 | 0001628280-26-045168 ↗ |
| 8-K | 2026-06-04 | 2026-06-03 | 0001628280-26-040616 ↗ |
| 8-K | 2026-05-18 | 2026-05-15 | 0001628280-26-035797 ↗ |
| 10-Q | 2026-05-14 | 2026-03-31 | 0001628280-26-034773 ↗ |
| 8-K | 2026-05-14 | 2026-05-14 | 0001628280-26-034770 ↗ |
| 8-K | 2026-05-04 | 2026-05-04 | 0001628280-26-029858 ↗ |
| 8-K/A | 2026-04-17 | 2026-04-10 | 0001628280-26-025865 ↗ |
| 8-K | 2026-04-16 | 2026-04-10 | 0001628280-26-025564 ↗ |
| 8-K | 2026-03-31 | 2026-03-31 | 0001628280-26-022503 ↗ |
| 10-K | 2026-03-31 | 2025-12-31 | 0001628280-26-022505 ↗ |
| 8-K | 2026-02-18 | 2026-02-11 | 0001628280-26-009171 ↗ |
| 8-K | 2026-02-05 | 2026-01-31 | 0001628280-26-005717 ↗ |