Form 4 Filing for Daniel B. Fitzpatrick

This filing reports a transaction by Daniel B. Fitzpatrick, a director at 1ST SOURCE CORP. On June 3, 2026, Mr. Fitzpatrick acquired 250 shares of Common Stock at a price of $73.49 per share. Following this transaction, his total ownership of the company's stock amounts to 49,329 shares. The filing also includes a Limited Power of Attorney, appointing attorneys-in-fact to handle Section 16 reporting obligations for securities of 1st Source Corporation. This power of attorney authorizes the preparation and filing of necessary forms and the gathering of information regarding transactions, while clarifying that it does not relieve the undersigned of their reporting responsibilities.