ROBERTSON GREG 4
4 · Business First Bancshares, Inc. · Filed Mar 3, 2026
Insider Transaction Report
Form 4
ROBERTSON GREG
EVP and CFO
Transactions
- Exercise/Conversion
COMMON STOCK
[F2][F1]2026-03-01+1,926→ 71,092 total - Tax Payment
COMMON STOCK
[F1]2026-03-01$27.30/sh−527$14,387→ 70,565 total - Exercise/Conversion
Restricted Stock Units
[F2]2026-03-01−1,926→ 7,634 total→ Common Stock (1,926 underlying) - Award
Restricted Stock Units
[F3]2026-03-02+1,148→ 8,782 totalExercise: $0.00→ Common Stock (1,148 underlying) - Award
Restricted Stock Units
[F4][F5]2026-03-02+4,592→ 13,374 totalExercise: $0.00→ Common Stock (4,592 underlying)
Footnotes (5)
- [F1]Includes 3,776 shares of unvested restricted stock granted on February 1, 2024, which will vest on March 31, 2026. Under the terms of the relevant restricted stock grants, the reported shares of unvested restricted stock are subject to forfeiture upon the occurrence of certain events.
- [F2]The reporting person received an award of 5,838 time-based restricted stock units granted on March 1, 2025, vesting in three substantially equal installments on the first, second, and third anniversary of the issuance date.
- [F3]Reflects the grant of 1,148 time-based restricted stock units granted to the reporting person on March 2, 2026, of which 382 shares will vest on March 2, 2027, 382 shares will vest on March 2, 2028, and the remaining 384 shares will vest on March 2, 2029. Each time-based restricted stock unit is economically equivalent to one share of common stock of the issuer.
- [F4]Reflects the grant of 4,592 time-based restricted stock units granted to the reporting person on March 2, 2026, of which 1,530 shares will vest on March 2, 2027, 1,530 shares will vest on March 2, 2028, and the remaining 1,532 shares will vest on March 2, 2029. Each time-based restricted stock unit is economically equivalent to one share of common stock of the issuer. The reporting person has irrevocably elected to defer the reported securities under the b1BANK Deferred Compensation Plan (the "Deferred Compensation Plan"). In accordance with the Deferred Compensation Plan, the reporting person will receive a lump sum cash distribution in an amount equal to the vested securities deferred under the Deferred Compensation Plan, plus any earnings or losses attributable thereto, on the first business day following the month in which the reporting person's separation of service, death, or disability occurs.
- [F5]Includes: (a) 3,722 time-based restricted stock units granted to the reporting person on December 12, 2024, which will vest in two substantially equal installments on the second and third anniversary of the issuance date; (b) 3,912 time-based restricted stock units granted to the reporting person on March 1, 2025, which will vest in two substantially equal installments on the second and third anniversary of the issuance date; (c) 1,148 time-based restricted stock units granted to the reporting person on March 2, 2026, which will vest in three substantially equal installments on the first, second, and third anniversary of the issuance date; and (d) 4,592 time-based restricted stock units granted to the reporting person on March 2, 2026, which will vest in three substantially equal installments on the first, second, and third anniversary of the issuance date.
Signature
/s/ Heather Roemer, as attorney-in-fact for Gregory Robertson|2026-03-03