<div id="readability-page-1"><div>Mills Drake D Chairman of the Board of Origin Bancorp Inc [OBK] filed a Form 4 on December 16, 2025 with the Securities and Exchange Commission disclosing the following changes in ownership:<div><table><tbody><tr><th>Date</th><th>Transaction</th><th>Shares</th><th>Price</th><th>Value</th></tr><tr><td>12/13/25</td><td>Exercise</td><td>25,947</td><td>$0.00</td><td>N/A</td></tr><tr><td>12/13/25</td><td>Surrender(1)</td><td>10,324</td><td>$39.06</td><td>$403,255</td></tr></tbody></table></div>Ending Holdings: 225,960 (164,257 - Direct, 61,703 - Indirect)<ul><li>(1)</li><li>Surrender of shares back to company to pay option exercise cost and/or resulting tax liability.</li></ul>For a free trial, or to learn more about our insider trading analysis and data services, please visit http://www.washingtonservice.com or contact us at (301) 913-5100 or send an email to info@washingtonservice.com.Founded in 1970, The Washington Service provides securities professionals with financial, economic and public policy research and data. </div></div>

Mills Drake D, Chairman of Origin Bancorp Inc, filed a Form 4 with the SEC on December 16, 2025, disclosing changes in ownership. He exercised 25,947 shares and surrendered 10,324 shares at $39.06 each to cover option exercise costs and tax liabilities. His ending holdings are 225,960 shares, with 164,257 direct and 61,703 indirect. This event highlights insider trading activities.

Chmn Mills Acquires 15,623 Of Origin Bancorp Inc [OBK]