First Seacoast Bancorp, Inc. — Director's Dealing 2025

Sep 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: First Seacoast Bancorp, Inc. (FSEA)
CIK: 0001943802
Period of Report: 2025-09-03

Reporting Person: Boulanger Mark P. (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-03	Common Stock	P	1200	$11.47	Acquired	6501	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	7759	Direct
Common Stock	4000	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options	$8.0600	2033-05-25	Common Stock (9343)	9343	Direct
Stock Options	$9.2900	2034-12-02	Common Stock (10250)	10250	Direct

Footnotes

F1: Shares of restricted stock vest at a rate of 33 1/3% per year commencing on December 2, 2025.

F2: Stock options vest at a rate of 33 1/3% per year commencing on May 25, 2024.

F3: Stock options vest at a rate of 33 1/3% per year commencing on December 2, 2025.