SEC Filing Summary

This filing details a transaction by Christopher J. Murphy IV, a director at 1ST SOURCE CORP. On June 3, 2026, 250 shares of common stock were acquired at a price of $73.49 per share. Following this transaction, the post-transaction shares owned are 107,293. The filing also specifies indirect ownership of common stock held by the reporting owner's child, spouse, and second child, with holdings of 13,582, 12,793, and 15,156 shares respectively. Additionally, a limited power of attorney granted to Andrea G. Short, Brian S. Duba, and Brett A. Bauer for Section 16 reporting obligations is included, effective October 22, 2025.