0001602658-21-000002 4 1 20210120 20210121 20210121 Walker Frank L. 0001611972 4 34 001-36522 21540735 606 SOUTH MICHOT DRIVE LAFAYETTE LA 70508 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 wf-form4_161124367727414.xml FORM 4 X0306 4 2021-01-20 0 0001602658 Investar Holding Corp ISTR 0001611972 Walker Frank L. C/O INVESTAR HOLDING CORPORATION 10500 COURSEY BLVD. BATON ROUGE LA 70816 1 0 0 0 COMMON STOCK 2021-01-20 4 A 0 1691 0 A 31193 D COMMON STOCK 1305 I Held through employer's 401(k) /s/Frank L. Walker 2021-01-21