0001437749-24-004122 5 1 20231231 20240214 20240214 Middleton Suzanne O 0001611340 5 34 001-36522 24636581 340 LAKE AVENUE METAIRIE LA 70005 Investar Holding Corp 0001602658 6022 02 Finance 271560715 LA 1231 10500 COURSEY BLVD THIRD FLOOR BATON ROUGE LA 70816 225-227-2222 10500 COURSEY BLVD THIRD FLOOR BATON ROUGE LA 70816 5 1 rdgdoc.xml MIDDLETON FORM 5 X0508 5 2023-12-31 0 0 0001602658 Investar Holding Corp ISTR 0001611340 Middleton Suzanne O C/O INVESTAR HOLDING CORPORATION 10500 COURSEY BLVD. BATON ROUGE LA 70816 1 0 Common Stock 2023-01-31 5 L 0 4 21.22 A 34802 D Common Stock 2023-01-31 5 L 0 106 20.83 A 34908 D Common Stock 2023-04-28 5 L 0 6 13.18 A 34914 D Common Stock 2023-04-28 5 L 0 161 13.75 A 35075 D Common Stock 2023-07-31 5 L 0 6 15.03 A 35081 D Common Stock 2023-07-31 5 L 0 155 15.08 A 35236 D Common Stock 2023-10-31 5 L 0 9 10.47 A 35245 D Common Stock 2023-10-31 5 L 0 242 9.67 A 35487 D /s/ Suzanne O. Middleton 2024-02-14