Thomas F. Splaine Jr. - 02 Mar 2026 Form 4 Insider Report for Columbia Financial, Inc. (CLBK)

Reporting relationship: EVP, CFO
Issuer ticker: CLBK
Reported as of: 02 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 04 Mar 2026, 14:46:47 UTC
Prior SEC filing: 06 Feb 2026
Next SEC filing: 22 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Dennis E. Gibney, Power of Attorney

Key filing fact

Thomas F. Splaine Jr. filed Form 4 for Columbia Financial, Inc. (CLBK) on 04 Mar 2026.

Key facts

This page summarizes Thomas F. Splaine Jr.'s Form 4 filing for Columbia Financial, Inc. (CLBK).
2 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 04 Mar 2026, 14:46.

Change

Previous filing in this sequence was filed on 06 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001339736 Primary reporting owner

Splaine Thomas Jr

Relationship: EVP, CFO
Address: 19-01 ROUTE 208 NORTH, FAIR LAWN
Signature: /s/ Dennis E. Gibney, Power of Attorney
Signature date: 04 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CLBK transaction

Common Stock

Award

Transaction value
Shares: +9,475
Change %
Price: $0.000000^*
Shares after: 9,475
Date: 02 Mar 2026
Ownership: Stock Award II
Footnotes: F1

CLBK holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,177
Date: 02 Mar 2026
Ownership: By Stock Award
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

CLBK transaction Derivative

Stock Options (right to buy)

Award

Transaction value
Shares: +16,098
Change %
Price: $0.000000^*
Shares after: 16,098
Date: 02 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 16,098
Exercise price: $18.28
Footnotes: F3

CLBK holding Derivative

Stock Options (right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 9,176
Date: 02 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 9,176
Exercise price: $16.23
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Stock Awards granted pursuant to the Columbia Financial, Inc. 2019 Equity Incentive plan, which vest upon achievement of certain specified performance-based vesting criteria, which if achieved, such Awards would vest three years after the date of the Award on March 2, 2029.

Footnote F2

Stock Awards granted pursuant to the Columbia Financial, Inc. 2019 Equity Incentive Plan which vest in three approximately equal annual installments commencing on March 3, 2026.

Footnote F3

Stock Options granted pursuant to the Columbia Financial, Inc. 2019 Equity Incentive Plan vest in three approximately equal annual installments commencing on March 2, 2027.

Footnote F4

Stock Options granted pursuant to the Columbia Financial, Inc. 2019 Equity Incentive Plan vest in three approximately equal annual installments commencing on March 3, 2026.