🕵️ Appian Corp ($APPN)
SEC insider & ownership activity, last 12 months · CIK 1441683 · every row links its SEC filing
Over the last 12 months insiders sold $34.1M against $100K of open-market buying. Abdiel Capital Advisors, LP sold $31.4M (Aug). Fivespan Partners, LP added 6.2% → 7.9%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $100K (2 lots) · 3 sellers, $34.1M (18 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Abdiel Capital Advisors, LP | 0 | – | 14 | $31.4M | Aug 8, 2025 |
| Matthew W. Calkins | 0 | – | 3 | $2.4M | Jul 7, 2026 |
| Lynch Mark Steven | 0 | – | 1 | $257K | Mar 3, 2026 |
| Dorsey Mark | 2 | $100K | 0 | – | May 13, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Matthew W. Calkins | 39.2% | 13G | Feb 7, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 10.1% | 13G | Mar 5, 2026 | filing ↗ | |
| RPD Fund Management LLC | 9.1% | 13G | Feb 24, 2026 | filing ↗ | |
| Ahmet H.okumus | 9.1% | 13G | Feb 24, 2026 | filing ↗ | |
| Dylan Haggart | 7.9% | 13D | Feb 3, 2026 | filing ↗ | |
| Fivespan Partners, LP | 7.9% | 13D | Feb 3, 2026 | filing ↗ | |
| RPD Opportunity Fund LP | 7.5% | 13G | Feb 24, 2026 | filing ↗ | |
| RPD Opportunity LLC | 7.5% | 13G | Feb 24, 2026 | filing ↗ | |
| LEAD EDGE Capital Management, LLC | 6.8% | 13G | Jun 30, 2026 | filing ↗ | |
| Mitchell Green | 6.8% | 13G | Jun 30, 2026 | filing ↗ | |
| Brian Neider | 6.8% | 13G | Jun 30, 2026 | filing ↗ | |
| Nimay Mehta | 6.8% | 13G | Jun 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Matthew Calkins | $1.2M | Jul 7, 2026 | filing ↗ |
| Matthew Calkins | $1.2M | Jun 8, 2026 | filing ↗ |
| Mark Lynch | $257K | Mar 3, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jun 3, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 3, 2026 | filing ↗ |
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Other events (8.01) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Earnings (2.02) | Feb 19, 2026 | filing ↗ |
| Other events (8.01) | Feb 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 19, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 21, 2026 | filing ↗ |
| Earnings (2.02) | Nov 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 6, 2025 | filing ↗ |
| Officer/director changes (5.02) | Sep 29, 2025 | filing ↗ |
| Other events (8.01) | Aug 29, 2025 | filing ↗ |
| Earnings (2.02) | Aug 7, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 7, 2025 | filing ↗ |