Form4insider filings, from the source

SEC Form 4 · accession 0001729859-26-000052

Columbia Financial, Inc./MD/ · CLBK

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
John Klimowich
Officer — SEVP & Chief Risk Officer
Period of report
Sep 18, 2026
Accepted (ET)
Sep 22, 2026 · 7:31 am EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0002115119

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Sep 18, 2026A59$11.58A20,728IBy Stock-Based Deferral Plan
Common Stockholding———145,056D
Common Stockholding———67,975IBy 401(k)
Common Stockholding———9,309IBy SIM
Common Stockholding———19,198IBy ESOP
Common Stockholding———16,852IBy SERP
Common StockF2holding———24,135IBy Stock Award III
Common StockF3holding———25,790IBy Stock Award IV
Common StockF4holding———26,193IBy Stock Award V

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock Options (right to buy)F5$7.10holding———Jul 23, 2020Jul 23, 2029Common Stock414,117414,117D
Stock Options (right to buy)F5$7.25holding———May 1, 2024May 1, 2033Common Stock26,46626,466D
Stock Options (right to buy)F6$7.50holding———Mar 6, 2025Mar 6, 2034Common Stock19,47019,470D
Stock Options (right to buy)F7$7.38holding———Mar 3, 2026Mar 3, 2035Common Stock44,68244,682D
Stock Options (right to buy)F8$8.31holding———Mar 2, 2027Mar 2, 2036Common Stock44,49944,499D

Explanation of responses