0001602658-20-000037 4 1 20200131 20200203 20200203 Walker Frank L. 0001611972 4 34 001-36522 20567623 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_158074856387950.xml FORM 4 X0306 4 2020-01-31 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 2020-01-31 4 P 0 450 22.25 A 1305 I Held through employer's 401(k) COMMON STOCK 29502 D /s/Frank L. Walker 2020-02-03