---
schema_version: "secwatch.filing_event.v1"
accession: "0000887343-26-000132"
form_type: "8-K"
ticker: "COLB"
cik: "0000887343"
company_name: "COLUMBIA BANKING SYSTEM, INC."
filed_at: "2026-04-23T23:59:59+00:00"
generated_at: "2026-05-15T04:45:40.021360+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Columbia Banking Q1 2026: Net income $192M ($0.66 EPS), NIM 3.96%, NPA ratio 0.40%

## Summary
- GAAP net income $192M ($0.66 diluted EPS); operating net income $209M ($0.72 EPS).
- Net interest margin 3.96%, down 10 bps QoQ; net interest income $594M, down $33M.
- Credit quality: Net charge-offs 0.30% annualized (up from 0.25%); provision $28M.
- Repurchased $200M of stock at avg $30.74; declared $0.37 dividend per share.
- Pacific Premier merger integration on track; cost savings expected by June 30, 2026.

## SEC filing metadata
- accession: 0000887343-26-000132
- form_type: 8-K
- ticker: COLB
- cik: 0000887343
- company_name: COLUMBIA BANKING SYSTEM, INC.
- filed_at: 2026-04-23T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/0000887343-26-000132-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/colb-20260423.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000887343-26-000132
- JSON: https://secwatch.observer/filing/0000887343-26-000132.json
- Plain text: https://secwatch.observer/filing/0000887343-26-000132.txt

## Key facts
- Earnings Releases
  COLUMBIA BANKING SYSTEM, INC. reported first quarter 2026 results: revenue $594, net income $192 million, EPS $0.66.
  - Period: first quarter 2026
  - Revenue: $594
  - Net income: $192 million
  - EPS: $0.66
  - Result: reported results
  source text: 58.03% 57.30% 69.06% Operating efficiency ratio, as adjusted 1 53.68% 51.39% 55.11% INCOME STATEMENT ($ in millions, excl. per share data) 1Q26 4Q25 1Q25 Net interest income $594 $627 $425 Provision for credit losses $28 $23 $27 Non-interest income $83 $90 $66 Non-interest expense $394 $412 $340 Pre-provision net revenue 1 $283 $305 $151 Operating
  evidence_url: https://www.sec.gov/Archives/edgar/data/887343/000088734326000132/0000887343-26-000132-index.htm

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