0001602658-20-000023 4 1 20200122 20200124 20200124 Middleton Suzanne O 0001611340 4 34 001-36522 20545064 340 LAKE AVENUE METAIRIE LA 70005 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_157989580873585.xml FORM 4 X0306 4 2020-01-22 0 0001602658 Investar Holding Corp ISTR 0001611340 Middleton Suzanne O C/O INVESTAR HOLDING CORPORATION 10500 COURSEY BLVD. BATON ROUGE LA 70816 1 0 0 0 COMMON STOCK 2020-01-22 4 A 0 1081 0 A 28097 D Grant of restricted stock units that convert into common stock on a one-for-one basis. Vesting occurs in equal increments on 1/1/2021 and 1/1/2022. /s/Suzanne O. Middleton 2020-01-24