---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-016007"
form_type: "8-K"
ticker: "AMTX"
cik: "0000738214"
company_name: "AEMETIS, INC"
filed_at: "2023-05-26T23:59:59+00:00"
generated_at: "2026-06-14T13:39:34.272437+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Aemetis subsidiary amends procurement agreement, issues warrants to restart Keyes ethanol plant

## Summary
- Aemetis Keyes to pay Heiskell equivalent of 4 days grain over 120 days or by Sep 30, 2023, as restart working capital repayment.
- Aemetis Keyes to build a $1.5M cash deposit via $20,000 daily payments over 75 days after repayment period ends.
- Heiskell received warrants to purchase 100,000 Aemetis common shares at $2.50/share, exercisable for 10 years, unregistered.
- Heiskell given exclusive rights to buy ethanol, WDGS, CDS/syrup, and corn oil from Keyes plant; ethanol sold to designated purchasers at same price.
- Restart must occur by June 1, 2023, otherwise Heiskell may terminate immediately.

## SEC filing metadata
- accession: 0001437749-23-016007
- form_type: 8-K
- ticker: AMTX
- cik: 0000738214
- company_name: AEMETIS, INC
- filed_at: 2023-05-26T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/738214/000143774923016007/0001437749-23-016007-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/738214/000143774923016007/amtx20230526_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-016007
- JSON: https://secwatch.observer/filing/0001437749-23-016007.json
- Plain text: https://secwatch.observer/filing/0001437749-23-016007.txt

## Key facts
- Material Agreements
  AEMETIS, INC amended Second Purchasing Agreement Amendment with J.D. Heiskell Holdings, LLC (effective 2023-05-25).
  - Action: amendment
  - Agreement: supply
  - Counterparty: J.D. Heiskell Holdings, LLC
  - Effective: 2023-05-25
  source text: On May 25, 2023, Aemetis Keyes and Heiskell executed a Second Amendment (“ Second Purchasing Agreement Amendment ”) to that certain Amended and Restated Heiskell Purchasing Agreement dated May 16, 2013.
  evidence_url: https://www.sec.gov/Archives/edgar/data/738214/000143774923016007/0001437749-23-016007-index.htm
- Material Agreements
  AEMETIS, INC amended Second Procurement Agreement Amendment with J.D. Heiskell Holdings, LLC (effective 2023-05-25).
  - Action: amendment
  - Agreement: supply
  - Counterparty: J.D. Heiskell Holdings, LLC
  - Effective: 2023-05-25
  source text: On May 25, 2023, Aemetis Advanced Fuels Keyes, Inc., a Delaware corporation (“ Aemetis Keyes ”) and a wholly owned subsidiary of Aemetis. Inc., a Delaware corporation, and J.D. Heiskell Holdings, LLC, a California limited liability company (“ Heiskell ”, and together with Aemetis Keyes, the “ Parties ”), executed a Second Amendment (the “ Second Procurement Agreement Amendment ”) to that certain Amended and Restated Aemetis Keyes Grain Procurement and Working Capital Agreement dated as of May 13, 2020 (as amended and/or restated from time to time, the “ Procurement Agreement ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/738214/000143774923016007/0001437749-23-016007-index.htm
- Material Agreements
  AEMETIS, INC amended Second Lease Amendment with J.D. Heiskell Holdings, LLC (effective 2023-05-25).
  - Action: amendment
  - Agreement: lease
  - Counterparty: J.D. Heiskell Holdings, LLC
  - Effective: 2023-05-25
  source text: In connection with the entry into the Second Procurement Agreement Amendment and the Second Purchase Agreement Amendment, on May 25, 2023, Aemetis Keyes and Heiskell executed a Second Amendment (the “ Second Lease Amendment ”) to that certain Keyes Ethanol and Corn Tank Lease dated March 9, 2011, amended by that certain First Amendment dated May 13, 2020.
  evidence_url: https://www.sec.gov/Archives/edgar/data/738214/000143774923016007/0001437749-23-016007-index.htm

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