🕵️ ACNB Corp ($ACNB)
SEC insider & ownership activity, last 12 months · CIK 715579 · every row links its SEC filing
Over the last 12 months insiders sold $607K against $28K of open-market buying. Seibel Donald Arthur Jr. sold $352K in discretionary trades (Dec–Aug). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
3 buyers, $28K (5 lots) · 3 sellers, $607K (5 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Seibel Donald Arthur Jr. | 0 | – | 2 | $352K | Aug 7, 2026 |
| Brett D. Fulk | 0 | – | 2 | $217K | Jan 26, 2026 |
| Kevin J. Hayes | 0 | – | 1 | $38K | Feb 3, 2026 |
| Scott L. Kelley | 1 | $16K | 0 | – | Nov 20, 2025 |
| James J. Lott | 1 | $11K | 0 | – | Sep 15, 2025 |
| Elsner Frank III | 3 | $758 | 0 | – | Mar 13, 2026 |
5%+ holders
No current 5%+ beneficial-ownership positions on file.
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Seibel Donald Arthur Jr. | $98K | Aug 6, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Jul 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 28, 2026 | filing ↗ |
| Earnings (2.02) | Jul 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 23, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 5, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 5, 2026 | filing ↗ |
| Other events (8.01) | Apr 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 28, 2026 | filing ↗ |
| Earnings (2.02) | Apr 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 13, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 12, 2026 | filing ↗ |
| New financial obligation (2.03) | Mar 12, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 12, 2026 | filing ↗ |
| Other events (8.01) | Feb 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 19, 2026 | filing ↗ |
| Other events (8.01) | Jan 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 27, 2026 | filing ↗ |
| Earnings (2.02) | Jan 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 22, 2026 | filing ↗ |
| Other events (8.01) | Dec 2, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 2, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 10, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 10, 2025 | filing ↗ |
| Earnings (2.02) | Oct 23, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 23, 2025 | filing ↗ |