---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-043308"
form_type: "8-K"
ticker: "LNZA"
cik: "0001843724"
company_name: "LanzaTech Global, Inc."
filed_at: "2024-10-22T23:59:59+00:00"
generated_at: "2026-05-30T11:48:35.785831+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# LanzaTech terminates Forward Purchase Agreement, pays $10M, retires 2.9M shares

## Summary
- On Oct 4, 2024, ACM triggered VWAP acceleration of FPA; LanzaTech settled in cash for $7.5M maturity + $2.5M share consideration.
- LanzaTech chose cash settlement to avoid downward stock pressure and because share settlement would be at a market discount.
- ACM returned ~2.9M common shares; LanzaTech will retire them, reducing outstanding shares to ~194.8M.
- All obligations under the Forward Purchase Agreement are fully satisfied and the agreement is terminated.

## SEC filing metadata
- accession: 0001628280-24-043308
- form_type: 8-K
- ticker: LNZA
- cik: 0001843724
- company_name: LanzaTech Global, Inc.
- filed_at: 2024-10-22T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1843724/000162828024043308/0001628280-24-043308-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1843724/000162828024043308/amci-20241016.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-043308
- JSON: https://secwatch.observer/filing/0001628280-24-043308.json
- Plain text: https://secwatch.observer/filing/0001628280-24-043308.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.