---
schema_version: "secwatch.filing_event.v1"
accession: "0000887343-24-000187"
form_type: "8-K"
ticker: "COLB"
cik: "0000887343"
company_name: "COLUMBIA BANKING SYSTEM, INC."
filed_at: "2024-05-09T23:59:59+00:00"
generated_at: "2026-06-02T08:02:40.009683+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Columbia Banking shareholders approve 2024 Equity Plan, ESPP amendment at annual meeting

## Summary
- Shareholders approved 2024 Equity Incentive Plan, authorizing 7,482,000 shares, replacing 2018 plan.
- ESPP amendment approved, increasing share reserve by 850,000 shares.
- All 14 director nominees elected; advisory say-on-pay received 55% for, 45% against.
- Ratification of Deloitte & Touche as independent auditor for fiscal 2024 passed with 186.6M for.

## SEC filing metadata
- accession: 0000887343-24-000187
- form_type: 8-K
- ticker: COLB
- cik: 0000887343
- company_name: COLUMBIA BANKING SYSTEM, INC.
- filed_at: 2024-05-09T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/887343/000088734324000187/0000887343-24-000187-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/887343/000088734324000187/colb-20240508.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000887343-24-000187
- JSON: https://secwatch.observer/filing/0000887343-24-000187.json
- Plain text: https://secwatch.observer/filing/0000887343-24-000187.txt

## Key facts
- Shareholder Votes
  COLUMBIA BANKING SYSTEM, INC. shareholders approved Approval of the 2024 Equity Incentive Plan at the 2024-05-08 meeting.
  - Proposal: equity plan
  - Outcome: passed
  - Meeting: 2024-05-08
  source text: 3. Approval of the 2024 Equity Incentive Plan Votes For Votes Against Abstentions Broker Non-Votes 161,299,944 11,074,979 345,393 14,472,750
  evidence_url: https://www.sec.gov/Archives/edgar/data/887343/000088734324000187/0000887343-24-000187-index.htm
- Shareholder Votes
  COLUMBIA BANKING SYSTEM, INC. shareholders approved Approval of the ESPP Amendment at the 2024-05-08 meeting.
  - Outcome: passed
  - Meeting: 2024-05-08
  source text: 4. Approval of the ESPP Amendment Votes For Votes Against Abstentions Broker Non-Votes 171,373,969 1,071,352 274,995 14,472,750
  evidence_url: https://www.sec.gov/Archives/edgar/data/887343/000088734324000187/0000887343-24-000187-index.htm
- Shareholder Votes
  COLUMBIA BANKING SYSTEM, INC. shareholders approved Advisory (non-binding) resolution to approve the compensation of the Company's named executive officers at the 2024-05-08 meeting.
  - Proposal: say on pay
  - Outcome: passed
  - Meeting: 2024-05-08
  source text: 2. Advisory (non-binding) Approval of Executive Compensation Votes For Votes Against Abstentions Broker Non-Votes 94,782,063 77,482,208 456,045 14,472,750
  evidence_url: https://www.sec.gov/Archives/edgar/data/887343/000088734324000187/0000887343-24-000187-index.htm
- Shareholder Votes
  COLUMBIA BANKING SYSTEM, INC. shareholders approved Election of fourteen directors to serve on the Board until the 2025 Annual Meeting or until their successors have been elected and have qualified at the 2024-05-08 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2024-05-08
  source text: The following is a summary of the voting results for the matters voted upon by the shareholders. 1. Election of Directors Director's Name Votes For Votes Against Abstentions Broker Non-Votes Cort L. O'Haver 167,921,051 4,610,270 188,995 14,472,750
  evidence_url: https://www.sec.gov/Archives/edgar/data/887343/000088734324000187/0000887343-24-000187-index.htm
- Shareholder Votes
  COLUMBIA BANKING SYSTEM, INC. shareholders approved Advisory (non-binding) resolution to ratify the appointment of Deloitte & Touche LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2024 at the 2024-05-08 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2024-05-08
  source text: 5. Advisory (non-binding) Ratification of Appointment of Independent Registered Public Accounting Firm Votes For Votes Against Abstentions Broker Non-Votes 186,585,732 452,801 154,533 —
  evidence_url: https://www.sec.gov/Archives/edgar/data/887343/000088734324000187/0000887343-24-000187-index.htm

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