---
schema_version: "secwatch.filing_event.v1"
accession: "0002115119-26-000007"
form_type: "8-K"
ticker: null
cik: "0002115119"
company_name: "Columbia Financial, Inc./MD/"
filed_at: "2026-06-29T20:01:46+00:00"
generated_at: "2026-06-29T20:03:39.530380+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Columbia Financial appoints four Northfield directors to board, effective upon merger close

## Summary
- Board size increased from 9 to 13 effective at merger completion.
- Appointed John P. Connors Jr., Timothy C. Harrison, Steven M. Klein, and Paul V. Stahlin as directors.
- Columbia Bank board also expanded from 11 to 15; same directors appointed to bank board.
- None of the appointees assigned to board committees at this time.
- All appointments are contingent on closing of merger with Northfield Bancorp.

## SEC filing metadata
- accession: 0002115119-26-000007
- form_type: 8-K
- cik: 0002115119
- company_name: Columbia Financial, Inc./MD/
- filed_at: 2026-06-29T20:01:46+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2115119/000211511926000007/0002115119-26-000007-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2115119/000211511926000007/clbk-20260623.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0002115119-26-000007
- JSON: https://secwatch.observer/filing/0002115119-26-000007.json
- Plain text: https://secwatch.observer/filing/0002115119-26-000007.txt

## Key facts
- Executive change
  John P. Connors, Jr. was appointed as Director at Columbia Financial, Inc./MD/.
  - Action: appointed
  - Role: Director
  source text: appointed current Northfield directors John P. Connors, Jr., Timothy C. Harrison, Steven M. Klein, and Paul V. Stahlin to the Company’s board of directors as the Northfield Continuing Directors, subject to and effective upon the completion of the Merger.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2115119/000211511926000007/0002115119-26-000007-index.htm
- Executive change
  Steven M. Klein was appointed as Director at Columbia Financial, Inc./MD/.
  - Action: appointed
  - Role: Director
  source text: appointed current Northfield directors John P. Connors, Jr., Timothy C. Harrison, Steven M. Klein, and Paul V. Stahlin to the Company’s board of directors as the Northfield Continuing Directors, subject to and effective upon the completion of the Merger.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2115119/000211511926000007/0002115119-26-000007-index.htm
- Executive change
  Timothy C. Harrison was appointed as Director at Columbia Financial, Inc./MD/.
  - Action: appointed
  - Role: Director
  source text: appointed current Northfield directors John P. Connors, Jr., Timothy C. Harrison, Steven M. Klein, and Paul V. Stahlin to the Company’s board of directors as the Northfield Continuing Directors, subject to and effective upon the completion of the Merger.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2115119/000211511926000007/0002115119-26-000007-index.htm
- Executive change
  Paul V. Stahlin was appointed as Director at Columbia Financial, Inc./MD/.
  - Action: appointed
  - Role: Director
  source text: appointed current Northfield directors John P. Connors, Jr., Timothy C. Harrison, Steven M. Klein, and Paul V. Stahlin to the Company’s board of directors as the Northfield Continuing Directors, subject to and effective upon the completion of the Merger.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2115119/000211511926000007/0002115119-26-000007-index.htm

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