Nicos Katsoulis (Director) bought 10,000 OCFC at $17.83, worth $178K

SEC Form 4

FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Estimated average burden hours per response: 0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue.

See

Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person * Katsoulis Nicos

(Last) (First) (Middle)

110 WEST FRONT STREET

(Street) RED BANK

NEW JERSEY

07701

(City) (State) (Zip)

UNITED STATES

(Country) 2. Issuer Name and Ticker or Trading Symbol

OCEANFIRST FINANCIAL CORP [ OCFC ]

5. Relationship of Reporting Person(s) to Issuer

(Check all applicable) X Director 10% Owner

Officer (give title below) Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction

(Month/Day/Year)

10/30/2026 6. Individual or Joint/Group Filing (Check Applicable Line)

X Form filed by One Reporting Person

Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed

(Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1. Title of Security (Instr.

3)

2. Transaction Date

(Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr.

8)

4. Securities Acquired (A) or Disposed Of (D) (Instr.

3, 4 and 5)

5.

Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr.

3 and 4)

6. Ownership Form: Direct (D) or Indirect (I) (Instr.

4)

7. Nature of Indirect Beneficial Ownership (Instr.

4)

Code V Amount (A) or (D) Price

Common Stock 10/30/2026 P 10,000 A $ 17.8277