| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Campbell John R | Chief Financial Officer | C/O INVESTAR HOLDING CORPORATION, 10500 COURSEY BLVD., BATON ROUGE | /s/ John R. Campbell | 03 Mar 2026 | 0001964039 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ISTR | Common Stock | Tax liability | $7,312 | -259 | -1.2% | $28.23 | 21,473 | 01 Mar 2026 | Direct |