---
schema_version: "secwatch.filing_event.v1"
accession: "0001723596-25-000339"
form_type: "8-K"
ticker: "CLBK"
cik: "0001723596"
company_name: "Columbia Financial, Inc."
filed_at: "2025-09-08T23:59:59+00:00"
generated_at: "2026-05-17T07:38:05.681740+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Columbia Financial authorizes repurchase of up to 1.8M shares (1.7% of outstanding)

## Summary
- Board authorized up to 1,800,000 shares (~1.7% of outstanding common stock).
- Buyback program effective for one-year period; shares may be repurchased via open market, private, or Rule 10b5-1 plans.
- Program follows receipt of non-objection notice from Federal Reserve Bank of Philadelphia.
- Timing and number of shares depend on price, market conditions, corporate and regulatory requirements.
- Program does not obligate company to purchase any shares; may be suspended or discontinued at any time.

## SEC filing metadata
- accession: 0001723596-25-000339
- form_type: 8-K
- ticker: CLBK
- cik: 0001723596
- company_name: Columbia Financial, Inc.
- filed_at: 2025-09-08T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1723596/000172359625000339/0001723596-25-000339-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1723596/000172359625000339/clbk-20250908.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001723596-25-000339
- JSON: https://secwatch.observer/filing/0001723596-25-000339.json
- Plain text: https://secwatch.observer/filing/0001723596-25-000339.txt

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