Origin Bancorp, Inc.

OBK·NYSE·$48.16Share Price as of 11/2·$1BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/05/26 10-QQ1 ended 03/31/2605/06/26 10-K/AFY 202504/30/26 10-KFY 202502/25/26 10-QQ3 ended 09/30/2511/05/25

Disclosures

8-KCurrent report10/28/26 8-KCurrent report10/09/26 8-KCurrent report10/06/26 8-KCurrent report09/15/26 8-KCurrent report07/22/26

Prospectuses and Registrations

S-8Registration of securities for employees04/30/26 S-3ASRAutomatic shelf registration10/31/25 S-8Registration of securities for employees05/01/24 S-3ASRAutomatic shelf registration11/02/22 S-8Registration of securities for employees08/01/22

Proxies

DEF 14ADefinitive proxy03/13/26 DEFA14AAdditional proxy materials03/13/26 DEF 14ADefinitive proxy03/13/25 DEFA14AAdditional proxy materials03/13/25 DEFA14AAdditional proxy materials04/15/24

Ownership

SC 13GBeneficial ownership10/08/26 Form 4Insider transaction08/21/26 Form 4Insider transaction08/21/26 Form 4Insider transaction08/10/26 Form 4Insider transaction08/05/26

Other

25Removal from listing10/09/26 8-A12B8-A12B10/09/26 CERTCEO/CFO certification10/09/26 11-KEmployee stock purchase plan report06/25/26 ARSAnnual report to shareholders03/13/26