0001437749-23-011033 4 1 20230425 20230425 20230425 Campbell John R 0001964039 4 34 001-36522 23846057 10500 COURSEY BOULEVARD 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 CAMPBELL FORM 4 X0407 4 2023-04-25 0001602658 Investar Holding Corp ISTR 0001964039 Campbell John R C/O INVESTAR HOLDING CORPORATION 10500 COURSEY BLVD. BATON ROUGE LA 70816 1 Chief Financial Officer 0 Common Stock 2023-04-25 4 P 0 1865 13.37 A 5679 D /s/ John R. Campbell 2023-04-25