1ST SOURCE CORP — Director's Dealing 2026

Feb 5, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 1ST SOURCE CORP (SRCE)
CIK: 0000034782
Period of Report: 2025-09-23

Reporting Person: Bauer Brett A. (Treasurer and CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-23	Common Stock	A	5000	—	Acquired	27687	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3024	Indirect

Footnotes

F1: 1982 Restricted Stock Award Plan (the "Plan") awards pursuant to Employment Agreement dated September 23, 2025 between 1st Source Corporation and Mr. Bauer. Awards are subject to vesting and continued employment requirements as provided in the Plan and Employment Agreement.

F2: Between January 1, 2025 and December 31, 2025, Mr. Bauer acquired 195 shares of 1st Source Corporation common stock under the 401(k) plan. The information in this report is based on a plan statement dated December 31, 2025.