---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-005571"
form_type: "8-K"
ticker: "LODE"
cik: "0001120970"
company_name: "Comstock Inc."
filed_at: "2025-02-28T23:59:59+00:00"
generated_at: "2026-05-25T22:36:54.606567+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Comstock Fuels gets $14M investment from Marathon Petroleum for biomass refining

## Summary
- Marathon invests $14M in Comstock Fuels equity: $1M cash and $13M payment-in-kind assets (equipment, IP, materials from Madison, WI facility).
- Comstock Fuels gains non-exclusive license to Virent IP for R&D; Marathon gets reciprocal license to improvements.
- Marathon receives board observer rights; parties commit to offtake, joint development, and warrant agreements by May 31, 2025.
- Cash portion contingent on Comstock Fuels closing at least $25M in Series A equity from third parties.

## SEC filing metadata
- accession: 0001437749-25-005571
- form_type: 8-K
- ticker: LODE
- cik: 0001120970
- company_name: Comstock Inc.
- filed_at: 2025-02-28T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1120970/000143774925005571/0001437749-25-005571-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1120970/000143774925005571/lode20250227_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-005571
- JSON: https://secwatch.observer/filing/0001437749-25-005571.json
- Plain text: https://secwatch.observer/filing/0001437749-25-005571.txt

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