MANSFIELD KEITH 4

4 · Business First Bancshares, Inc. · Filed Apr 2, 2026

AI-generated summary of this filing

Updated Apr 2, 2026

Business First Bancshares (BFST) EVP Keith Mansfield Sells 1,324 Shares

What Happened

Keith Mansfield, EVP & COO of Business First Bancshares (b1Bank), had 1,324 shares disposed on 2026-03-31 to satisfy a tax liability (transaction code F). The shares were disposed at $27.04 per share, for a total value of $35,801. This type of transaction is a withholding/surrender of shares to cover taxes on equity compensation, not an open-market sale for investment purposes.

Key Details

Transaction date and price: 2026-03-31 at $27.04 per share.
Shares disposed: 1,324; total proceeds/withheld value: $35,801.
Shares owned after transaction: not specified in the provided filing excerpt.
Footnotes:
- F1: Reporting person holds 27,000 shares in an investment retirement account.
- F2: Reporting person has outstanding time‑based RSUs: 3,722 (granted 12/12/2024, vest in two installments), 3,912 (granted 3/1/2025, vest in two installments), and 5,740 (granted 3/2/2026, vest in three installments).
Timeliness: Filing date 2026-04-02 for a 2026-03-31 transaction; the filing shows no indication of being late.

Context

Transaction code F indicates the shares were surrendered/withheld to cover taxes or exercise costs associated with equity awards (a routine administrative action). This is not the same as an open‑market sale and does not necessarily signal a change in the insider’s view of the company. For investors, purchases or open-market sales are typically more informative about insider sentiment than tax-withholding disposals.

Form 4

Period: 2026-03-31

EVP&COO of b1Bank

Transactions

Holdings

Restricted Stock Units
[F2]
Exercise: $0.00→ Common Stock (13,374 underlying)
13,374

Footnotes (2)

[F1]Includes 27,000 shares held by the reporting person's investment retirement account.
[F2]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; and (c) 5,740 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 Keith Mansfield|2026-04-02

1 file