0001437749-23-009375 4 1 20230401 20230404 20230404 Crochet Linda M 0001890559 4 34 001-36522 23800396 10500 COURSEY BLVD BATON ROUGE LA 70816 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 CROCHET FORM 4 X0407 4 2023-04-01 0001602658 Investar Holding Corp ISTR 0001890559 Crochet Linda M C/O INVESTAR HOLDING CORPORATION 10500 COURSEY BLVD. BATON ROUGE LA 70816 1 Chief Operations Officer 0 Common Stock 2023-04-01 4 F 0 343 13.96 D 7494 D Common Stock 2023-04-01 4 A 0 7163 0 A 14657 D Includes 3,805 unvested restricted stock units that were inadvertently omitted from the original Form 3 filed 11/1/2021. Grant of restricted stock units that convert into common stock on a one-for-one basis. Vesting occurs in equal increments on the anniversary dates for the following five years. /s/ Linda Crochet 2023-04-04