Form 4 Filing for 1ST SOURCE CORP

Melody Birmingham, a director at 1ST SOURCE CORP (SRCE), acquired 250 shares of common stock on June 3, 2026, at a price of $73.49 per share. Following this transaction, Birmingham holds a total of 9389.343 shares. The filing also includes a limited power of attorney document, authorizing Andrea G. Short, Brian S. Duba, and Brett A. Bauer to act on Birmingham's behalf for Section 16 reporting obligations related to the company's securities.