OCEANFIRST FINANCIAL CORP — Director's Dealing 2026

Mar 3, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OCEANFIRST FINANCIAL CORP (OCFC)
CIK: 0001004702
Period of Report: 2026-02-27

Reporting Person: Tsimbinos Steven James (Senior EVP & Corp. Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-27	Common Stock	A	13844	—	Acquired	203938	Direct
2026-02-27	Common Stock	A	20765	—	Acquired	224703	Direct
2026-03-01	Common Stock	D	17075	—	Disposed	207628	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	10234	Indirect
Common Stock	7759	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (right to buy)	$29.01	2027-03-15	Common Stock (37500)	37500	Direct
Stock Option (right to buy)	$27.40	2028-01-24	Common Stock (12915)	12915	Direct
Stock Option (right to buy)	$25.20	2029-03-01	Common Stock (50335)	50335	Direct
Stock Option (right to buy)	$20.44	2030-02-28	Common Stock (76790)	76790	Direct

Footnotes

F1: Restricted shares awarded. Such shares vest in four equal annual installments beginning on March 1, 2027. Total includes other restricted shares that vest in the future.

F2: Restricted shares awarded. Such shares vest on March 1, 2029 at approximately 33% to 100% depending on the attainment of defined performance criteria for the three year period from January 1, 2026 through December 31, 2028, or are forfeited if threshold performance is not met. Total includes other unvested restricted shares that vest in the future.

F3: Represents forfeiture of unvested performance based restricted shares, originally awarded on February 28, 2023, for failure to satisfy performance conditions. Total includes other unvested shares that vest in the future.

F4: This form reflects increases in beneficial ownership resulting from exempt acquisitions pursuant to Rule 16b-3(c).