---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-071970"
form_type: "8-K"
ticker: "LAC"
cik: "0001966983"
company_name: "LITHIUM AMERICAS CORP."
filed_at: "2025-05-15T23:59:59+00:00"
generated_at: "2026-05-21T05:59:25.370871+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Lithium Americas reports Q1 net loss $11.5M; Thacker Pass construction begins with first concrete in May 2025

## Summary
- Net loss $11.5M ($0.05/share) vs $6.3M ($0.04/share) in Q1 2024; increase due to higher G&A and transaction costs.
- Cash and restricted cash $446.9M at Mar 31, 2025; closed $250M Orion investment and GM FID ($100M from GM, $191.6M from LAC) post-quarter.
- Major construction at Thacker Pass started; first permanent concrete placed early May 2025; completion of Phase 1 targeted late 2027.
- Expect first draw on $2.26B DOE loan in Q3 2025; detailed engineering >60% complete, targeting >90% by year-end.
- 75% of project cost structure (labor, contractors, services) not expected to be directly affected by tariffs.

## SEC filing metadata
- accession: 0000950170-25-071970
- form_type: 8-K
- ticker: LAC
- cik: 0001966983
- company_name: LITHIUM AMERICAS CORP.
- filed_at: 2025-05-15T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1966983/000095017025071970/0000950170-25-071970-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1966983/000095017025071970/lac-20250515.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-071970
- JSON: https://secwatch.observer/filing/0000950170-25-071970.json
- Plain text: https://secwatch.observer/filing/0000950170-25-071970.txt

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