ACNB (ACNB) stock: insider trades, news & valuation
Financials · Net sellingShare price and insider trades
ACNB insider trading at a glance (Oct 9, 2026): in the past 12 months, 1 insider bought $16K and 3 sold $607K of ACNB stock on the open market; P/E 11.8 vs. a sector median of 12.2.
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ACNB insider buying and selling by quarter
Open-market purchases (green, above the line) and sales (red, below), by trade date.
| Quarter | Bought | Purchases | Sold | Sales |
|---|---|---|---|---|
| Q4 2026 | — | 0 | — | 0 |
| Q3 2026 | $250 | 1 | $97K | 1 |
| Q2 2026 | — | 0 | — | 0 |
| Q1 2026 | $250 | 1 | $111K | 2 |
| Q4 2025 | $16K | 2 | $400K | 2 |
Valuation, profit and volume
Summary
Over the past 12 months, 1 ACNB CORP insider reported open-market purchases totaling $16K, while 3 insiders reported sales totaling $607K. 0 of 5 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
ACNB earnings: how the stock reacted
Each quarterly results release (SEC 8-K Item 2.02), the trend before it, insider trades in the 30 days before, and the 2-day market reaction. “E” marks releases on the chart above.
| Release | 15 days before | Insiders, 30 days before | Reaction (2 days) | Next 30 days |
|---|---|---|---|---|
| Jul 23, 2026 | +2.2% | None | +2.6%S&P -1.1% | +3.8% |
| Apr 23, 2026 | +0.0% | None | -1.4%S&P +0.4% | +11.0% |
| Jan 22, 2026 | +4.8% | None | -3.3%S&P +0.6% | +5.6% |
| Oct 23, 2025 | +2.0% | None | +2.1%S&P +1.4% | +7.2% |
| Jul 24, 2025 | -2.2% | None | -0.7%S&P +0.5% | +9.1% |
| Apr 24, 2025 | +8.1% | None | -1.6%S&P +2.8% | +2.4% |
| Jan 23, 2025 | +0.4% | None | +2.9%S&P +0.3% | +2.0% |
| Oct 24, 2024 | +3.4% | None | -3.4%S&P +0.2% | +14.2% |
Most companies bar insiders from trading in the weeks before results, so pre-earnings purchases are rare and often made by directors or under pre-set plans. Past reactions don't predict future ones.
ACNB stock news and SEC filings
Recent 8-K filings and headlines. Tone is scored from the headline wording; “Policy” marks regulatory, trade or government topics.
- 8-K Other material event
- 8-K Other material event
- 8-K Earnings release
Insider transactions
Open-market purchases and sales.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Sep 17SEC | Frank Elsner IIIDirector | Buy | 429,071 held (+0%) | $65.29 | $250 | -4.6% | — |
| Aug 7SEC | Donald Arthur Seibel Jr.Director | Sell | 1,5005,312 held (−22%) | $64.35 | $97K | -3.2% | — |
| Mar 17SEC | Frank Elsner IIIDirector | Buy | 528,484 held (+0%) | $46.42 | $250 | +34.2% | — |
| Feb 4SEC | Kevin J HayesSvp/Secretary & Gen. Counsel | Sell | 7502,632 held (−22%) | $51.30 | $38K | +21.4% | — |
| Jan 27SEC | Brett D FulkAcnb Bank Evp | Sell | 1,4861,048 held (−59%) | $48.52 | $72K | +28.4% | — |
| Dec 17SEC | Brett D FulkAcnb Bank Evp | Sell | 2,7733,306 held (−46%) | $52.27 | $145K | +19.2% | — |
| Dec 17SEC | Frank Elsner IIIDirector | Buy | 528,174 held (+0%) | $52.65 | $250 | +18.3% | — |
| Dec 12SEC | Donald Arthur Seibel Jr.Director | Sell | 5,0005,927 held (−46%) | $51.00 | $255K | +22.1% | — |
| Nov 21SEC | Scott L KelleyDirector | Buy | 39627,425 held (+1%) | $40.00 | $16K | +55.7% | — |
Insiders at ACNB CORP
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| Donald Arthur Seibel Jr.Director | — | $352K | Aug 7, 2026 | — |
| Brett D FulkAcnb Bank Evp | — | $217K | Jan 27, 2026 | — |
| Scott L KelleyDirector | $16K | — | Nov 21, 2025 | — |
| Kevin J HayesSvp/Secretary & Gen. Counsel | — | $38K | Feb 4, 2026 | — |
| Frank Elsner IIIDirector | $750 | — | Sep 17, 2026 | — |
Insider activity at other Financials companies
Same sector, ranked by insider buying in the last 90 days.
ACNB stock: common questions
Are ACNB CORP insiders buying ACNB stock?
In the past 12 months, 1 insiders reported open-market purchases of ACNB worth $16K. The latest was Director Frank Elsner III bought $250 of ACNB at $65.29.
Are ACNB CORP insiders selling ACNB stock?
3 insiders reported sales worth $607K over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.
What is ACNB's P/E ratio?
ACNB trades at about 11.8 times trailing earnings, compared with a median of 12.2 for the Financials sector.
What is ACNB's 52-week range?
Over the past year ACNB has traded between $40.90 and $65.95. It last closed at $62.29 on Oct 9, 2026.