0001437749-22-008319 4 1 20220401 20220405 20220405 Martin Jeffrey Wayne 0001891509 4 34 001-36522 22807625 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 FORM 4 X0306 4 2022-04-01 0001602658 Investar Holding Corp ISTR 0001891509 Martin Jeffrey Wayne 10500 COURSEY BOULEVARD BATON ROUGE LA 70816 1 Chief Credit Officer Common Stock 2022-04-01 4 A 0 2642 0 A 6723 D Common Stock 2022-04-01 4 F 0 49 18.92 D 6674 D Common Stock 1424 I 401(k) 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/ Jeffrey Martin 2022-04-05