ACNB CORP·4

Mar 17, 11:38 AM ET

Seibel Douglas A 4

4 · ACNB CORP · Filed Mar 17, 2026

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ACNB EVP Douglas Seibel Receives Restricted Stock Award

What Happened Douglas A. Seibel, Executive Vice President at ACNB Bank, was granted a Variable Equity Award of 3,131.926 restricted shares on March 13, 2026, at $46.42 per share (total value $145,384). To cover tax withholding on the first one‑third vested portion, 297.428 shares were withheld by the issuer (value $13,807). The withheld shares were not sold by the executive.

Key Details

  • Transaction date: 2026-03-13; per-share price reported: $46.42.
  • Grant (code A): 3,131.926 shares acquired; Tax withholding (code F): 297.428 shares disposed/withheld.
  • Dollar values: grant ≈ $145,384; withholding ≈ $13,807.
  • Vesting: one-third vested on grant date (3/13/2026); next one-third vests 1/1/2027; final one-third vests 1/1/2028 (see footnote F2).
  • Withholding mechanics: shares were withheld by ACNB/ACNB Bank to satisfy tax liability; executive did not sell shares (footnote F3).
  • Execution date rules: date determined per SEC Rule 16a‑3(g)(2) & (g)(4) (footnote F1).
  • Filing: Form 4 filed 2026-03-17; the filing reflects the 3/13/2026 grant and appears to be timely.

Context This was a compensation award (restricted stock), not an open‑market purchase or sale. Tax‑withholding via share retention is a common administrative step and does not indicate the insider sold shares on the market. The remaining two-thirds of the award vest on the dates noted above.

Insider Transaction Report

Form 4
Period: 2026-03-13
Transactions
  • Award

    ACNB Corporation Common

    [F1][F2]
    2026-03-13$46.42/sh+3,131.926$145,38422,357.748 total
  • Tax Payment

    ACNB Corporation Common

    [F1][F3]
    2026-03-13$46.42/sh297.428$13,80722,060.32 total
Footnotes (3)
  • [F1]The date of execution was determined in accordance with SEC Rule 16a-3(g)(2) and (g)(4).
  • [F2]One-third (1/3) of this Variable Equity Award, granted in the form of restricted stock under the ACNB Bank Variable Compensation Plan and pursuant to the ACNB Corporation 2018 Omnibus Stock Incentive Plan, is 100% vested as of the Grant Date of March 13, 2026, with the next one-third (1/3) 100% vested as of January 1, 2027, and the final one-third (1/3) 100% vested as of January 1, 2028
  • [F3]The shares disposed were withheld by the Issuer and/or its subsidiary ACNB Bank for payment of the tax liability by withholding of securities, on the first one-third (1/3) vested as of the Grant Date of March 13, 2026, in accordance with SEC Rule 16b-1. For clarification, the executive did not sell the shares.
Signature
/s/ Douglas A. Seibel|2026-03-17

Documents

1 file
  • 4
    wk-form4_1773761907.xmlPrimary

    FORM 4