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BCS

Changes in Beneficial Ownership · 4

Columbia Financial, Inc.

CLBKNASDAQEQUITYCurrent

Changes in Beneficial Ownership

Filed Sep 9, 2026Accepted Sep 9, 2026, 12:20 PM EDTFiling CIK 2115119Accession 0001729859-26-000050
Share

Structured filing — 4

wk-form4_1788970856.xml

Open full document ↗

Filing details

Report period
2026-09-04
Issuer
Columbia Financial, Inc./MD/
Issuer CIK
0002115119
Trading symbol
CLBK

Reporting owner 1

Name
Klimowich John
Reporting owner CIK
0001729859
Relationship
Officer
Officer title
SEVP & Chief Risk Officer
Address
19-01 ROUTE 208 NORTH, FAIR LAWN, NJ, 07410

Non-derivative transactions

Non-derivative transactions · 1 reported row
SecurityTransaction dateCodeAmountA / DPrice (USD)Owned afterOwnershipNature of ownership
Common Stock2026-09-04A · Form 458.5145[F1]A11.7020,669.292IBy Stock-Based Deferral Plan
Table key
A · Form 4
Acquisition by grant, award or otherwise under Rule 16b-3(d)
A
Acquired
I
Indirect

Non-derivative holdings

Non-derivative holdings · 8 reported rows
SecurityAmount ownedOwnershipNature of ownership
Common Stock145,056D
Common Stock67,975IBy 401(k)
Common Stock9,309IBy SIM
Common Stock19,198IBy ESOP
Common Stock16,852IBy SERP
Common Stock24,135IBy Stock Award III[F2]
Common Stock25,790IBy Stock Award IV[F3]
Common Stock26,193IBy Stock Award V[F4]
Table key
D
Direct
I
Indirect

Derivative holdings

Derivative holdings · 5 reported rows
SecurityConversion / exercise price (USD)ExercisableExpiresUnderlying securityUnderlying sharesAmount ownedOwnership
Stock Options (right to buy)7.102020-07-23[F5]2029-07-23Common Stock414,117414,117D
Stock Options (right to buy)7.252024-05-01[F5]2033-05-01Common Stock26,46626,466D
Stock Options (right to buy)7.502025-03-06[F6]2034-03-06Common Stock19,47019,470D
Stock Options (right to buy)7.382026-03-03[F7]2035-03-03Common Stock44,68244,682D
Stock Options (right to buy)8.312027-03-02[F8]2036-03-02Common Stock44,49944,499D
Table key
D
Direct

Footnotes

F1
Represents phantom stock purchased, on a non-discretionary basis, by the trustee of the Bank's rabbi trust maintained in connection with the Columbia Bank Stock Based Deferral Plan, a non-qualified stock-based deferral plan. Stock unit interests under the Columbia Bank Stock Based Deferral Plan will be settled in shares of stock upon distribution to the reporting person.↩ 1
F2
Stock Awards granted pursuant to the Columbia Financial, Inc. 2019 Equity Incentive plan, 25% of which vest in three approximately equal annual installments commencing on March 6, 2025; and the remaining 75% of 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.↩ 1
F3
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 3, 2028.↩ 1
F4
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.↩ 1
F5
Stock Options granted pursuant to the Columbia Financial, Inc. 2019 Equity Incentive Plan are fully vested and exercisable.↩ 1↩ 2
F6
Stock Options granted pursuant to the Columbia Financial, Inc. 2019 Equity Incentive Plan vest in three approximately equal annual installments commencing on March 6, 2025.↩ 1
F7
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.↩ 1
F8
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.↩ 1

Signature 1

Signed
/s/ Thomas F. Splaine, Jr., Power of Attorney
Date
2026-09-09

Company context

The Company is a Maryland corporation organized as Columbia Bank’s stock holding company. Columbia Bank is a federally chartered savings bank headquartered in Fair Lawn, New Jersey that operates over 100 full-service banking offices and offers traditional financial services to consumers and businesses in its market area. For more information about Columbia Bank, please visit www.columbiabankonline.com.

Current securities

Recent company filings

  1. Results of Operations and Financial Condition · Other EventsOct 29, 2026
  2. SCHEDULE 13G - filed by BlackRock, Inc. regarding Columbia Financial, Inc./MD/Oct 27, 2026
  3. 4 filingOct 20, 2026
  4. 4 filingOct 20, 2026
  5. 4 filingOct 6, 2026

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