---
schema_version: "secwatch.filing_event.v1"
accession: "0000887343-25-000221"
form_type: "8-K"
ticker: "COLB"
cik: "0000887343"
company_name: "COLUMBIA BANKING SYSTEM, INC."
filed_at: "2025-07-24T23:59:59+00:00"
generated_at: "2026-05-18T02:59:12.982505+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# Columbia Banking System Reports Q2 2025 Net Income of $152M, EPS $0.73

## Summary
- Net income $152M, diluted EPS $0.73; operating net income $160M, operating EPS $0.76.
- Net interest margin rose 15 bps to 3.75% QoQ; net interest income up $21M to $446M.
- Non-interest expense dropped $62M QoQ due to no repeat of $55M legal settlement and $15M severance.
- Shareholders of Columbia and Pacific Premier approved acquisition; closing expected Sept 1, 2025 subject to regulatory approvals.
- Deposits fell $475M to $41.7B from seasonal tax payments; commercial loans grew while multifamily contracted.

## SEC filing metadata
- accession: 0000887343-25-000221
- form_type: 8-K
- ticker: COLB
- cik: 0000887343
- company_name: COLUMBIA BANKING SYSTEM, INC.
- filed_at: 2025-07-24T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/887343/000088734325000221/0000887343-25-000221-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/887343/000088734325000221/colb-20250724.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000887343-25-000221
- JSON: https://secwatch.observer/filing/0000887343-25-000221.json
- Plain text: https://secwatch.observer/filing/0000887343-25-000221.txt

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