Laub Laurie A 4

What Happened

• Laurie A. Laub, EVP of ACNB Bank (ACNB), received a variable equity award of 3,277.596 restricted shares on March 13, 2026, at a per-share value of $46.42 (total value $152,146). As part of the award, 373.864 shares (valued at $17,355) were withheld by the issuer to satisfy the tax withholding obligation — this was a withholding, not a sale by the executive.

Key Details

• Transaction date: March 13, 2026. Report filed March 17, 2026 (within the required filing window).
• Award details: 3,277.596 shares @ $46.42 each = $152,146 (reported as Code A: award/grant).
• Withholding: 373.864 shares @ $46.42 each = $17,355 (reported as Code F: tax withholding; shares were withheld by the issuer, not sold).
• Vesting: One-third of the award (the portion granted) is 100% vested as of the March 13, 2026 grant date; the remaining two thirds vest 100% on Jan 1, 2027 and Jan 1, 2028 (see footnote).
• Shares owned after transaction: Not specified in this Form 4.
• Filing timeliness: Filed March 17, 2026; appears timely per SEC rules. Footnote notes date of execution determined under SEC Rule 16a-3(g)(2) and (g)(4).

Context

• This was a restricted stock award (variable equity award) with staged vesting; the initial one-third vested immediately and the issuer withheld a portion of those vested shares to cover taxes (a common administrative practice), rather than the executive selling shares on the open market. Such awards are compensation, not an explicit buy/sell signal.