0001437749-23-001465 4 1 20230118 20230120 20230120 Boyce James H III 0001611423 4 34 001-36522 23542044 42514 CLOUATRE ROAD GONZALES LA 70737 Investar Holding Corp 0001602658 6022 271560715 LA 1231 10500 COURSEY BLVD THIRD FLOOR BATON ROUGE LA 70816 225-227-2222 10500 COURSEY BLVD THIRD FLOOR BATON ROUGE LA 70816 4 1 rdgdoc.xml JAMES BOYCE FORM 4 X0306 4 2023-01-18 0001602658 Investar Holding Corp ISTR 0001611423 Boyce James H III C/O INVESTAR HOLDING CORPORATION 10500 COURSEY BLVD. BATON ROUGE LA 70816 1 Common Stock 2023-01-18 4 A 0 1489 0 A 32220 D Common Stock 1500 I By Trust Grant of restricted stock units that convert into common stock on a one-for-one basis. Vesting occurs in equal increments on 1/18/2024 and 1/1/2025. Held in Trust for the benefit of reporting person's children; reporting person disclaims beneficial ownership and this report shall not be considered an admission of beneficial ownership for any purpose. /s/ James H. Boyce, III 2023-01-20