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sellModerate cluster of 2

Donald Arthur Seibel Jr sold $255k of ACNB

director at ACNB CORP. 5,000 shares at an average of $51.00, traded Dec 11, 2025, filed Dec 12, 2025.

Warning score
46
Value
$255k
5,000 shares
Holdings after
5,927
-46% from before
From 52-week low
+45%
low $34.48, close $50.02
From 52-week high
0%
high $50.02, as of Dec 11, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $255k at market
    +13
  • Share of holdings sold
    Sold 46% of holdings
    +10
  • Cluster
    2 insiders selling within 14 days
    +8

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -6.4%, 3m -9.4%, 6m +14.1%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

ACNBOct 13, 2026 · close 62.71
Since filing Dec 12, 2025: +25.2%SPY +15.3% · excess +9.9%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001628280-25-056690, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 11, 2025SOpen-market sale
ACNB Corporation Common
-5,000$51.00$255k5,927Dec 12, 2025

Related signals

Other insiders at ACNB CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
10Weak
ACNBbuy
ACNB CORP
Frank Elsner III
director
$250
4 shares
+0%
30Weak
ACNBsell
ACNB CORP
Donald Arthur Seibel Jr
director
$97k
1,500 shares
-22%
15Weak
ACNBbuy
ACNB CORP
Frank Elsner III
director
$250
5 shares
+0%
34Weak
ACNBsell 2
ACNB CORP
Kevin J Hayes
SVP/Secretary & Gen. Counsel
$38k
750 shares
-22%
44Moderate
ACNBsell 2
ACNB CORP
Brett D Fulk
other
$72k
1,486 shares
-59%
10Weak
ACNBbuy
ACNB CORP
Frank Elsner III
director
$250
5 shares
+0%
37Weak
ACNBsell 2
ACNB CORP
Brett D Fulk
other
$145k
2,773 shares
-46%
15Weak
ACNBbuy
ACNB CORP
Scott L Kelley
director
$16k
396 shares
+1%
18Weak
ACNBbuy 2
ACNB CORP
Frank Elsner III
director
$258
6 shares
+0%
23Weak
ACNBbuy 2
ACNB CORP
James J Lott
director
$11k
251 shares
+1%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.