---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-015454"
form_type: "8-K"
ticker: "WAL"
cik: "0001212545"
company_name: "WESTERN ALLIANCE BANCORPORATION"
filed_at: "2026-03-06T23:59:59+00:00"
generated_at: "2026-05-15T18:33:11.403675+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Western Alliance records $126.4M impairment on LAM loan default; files lawsuit

## Summary
- Non-cash impairment charge of $126.4M in Q1 2026 from counterparty default on LAM trade finance loan; outstanding balance $126.4M.
- Bank filed breach-of-contract and fraud complaint in New York Supreme Court against Jefferies, LAM, and affiliates.
- To offset charge, management plans $100M mitigation: $50M securities gains ($45M realized QTD) and $50M expense reductions.
- CET1 ratio of 11.0% as of Dec 31, 2025; after-tax impact net of securities gains would reduce CET1 by only 7 bps.
- Company still expects profitable Q1; insured/collateralized deposits ~75% of total deposits as of March 3, 2026.

## SEC filing metadata
- accession: 0001628280-26-015454
- form_type: 8-K
- ticker: WAL
- cik: 0001212545
- company_name: WESTERN ALLIANCE BANCORPORATION
- filed_at: 2026-03-06T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.06, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1212545/000162828026015454/0001628280-26-015454-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1212545/000162828026015454/wal-20260302.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-015454
- JSON: https://secwatch.observer/filing/0001628280-26-015454.json
- Plain text: https://secwatch.observer/filing/0001628280-26-015454.txt

## Source-grounded claims
- claim_id: e6d2696f79e696bec268f976d297c50d3368b8cc
  claim: WESTERN ALLIANCE BANCORPORATION announced a impairment with charges of $126.4 million affecting commercial loan facility collateralized by accounts receivable purchased from First Brands Group.
  evidence_excerpt: On March 2, 2026, the Company concluded that a material charge for impairment would result from notification of this breach of contract. The outstanding balance on this loan is $126.4 million. Based on currently available information, the non-cash impairment charge associated with this facility, which will be recognized in the first quarter of 2026, will be $126.4 million.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1212545/000162828026015454/0001628280-26-015454-index.htm

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