---
schema_version: "secwatch.filing_event.v1"
accession: "0000887343-25-000271"
form_type: "8-K"
ticker: "COLB"
cik: "0000887343"
company_name: "COLUMBIA BANKING SYSTEM, INC."
filed_at: "2025-11-14T23:59:59+00:00"
generated_at: "2026-05-16T20:02:49.465096+00:00"
event_type: "dividend"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Columbia Banking System increases quarterly dividend to $0.37 per share

## Summary
- Quarterly dividend raised 3% to $0.37 per share; payable Dec 15, 2025 to holders of record Nov 28, 2025.
- Company also has a recently announced $700M share repurchase program.
- CEO cites expected exceptional profitability and balance sheet optimization as supporting capital return.
- Dividend complements a broader capital return strategy aimed at enhancing long-term shareholder value.

## SEC filing metadata
- accession: 0000887343-25-000271
- form_type: 8-K
- ticker: COLB
- cik: 0000887343
- company_name: COLUMBIA BANKING SYSTEM, INC.
- filed_at: 2025-11-14T23:59:59+00:00
- event_type: dividend
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/887343/000088734325000271/0000887343-25-000271-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/887343/000088734325000271/colb-20251114.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000887343-25-000271
- JSON: https://secwatch.observer/filing/0000887343-25-000271.json
- Plain text: https://secwatch.observer/filing/0000887343-25-000271.txt

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