APPF insider buying and SEC filings, explained
Appfolio Inc. · CIK 1433195
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$431K
Planned sales (10b5-1)
$47.1M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 20–21, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 9,856 shares indirectly (by trust) between Aug 20 and Aug 21 at about $218.87 ($2.2M), marked as a 10b5-1 plan trade. Holdings by trust down 20% to 31,500 shares. | SEC filing Filed Aug 24, 2026 |
| Aug 19, 2026 | Planned (10b5-1) | Timothy Mathias Eaton (CFO) sold 373 shares at $202.61 ($76K), marked as a 10b5-1 plan trade. Holdings down 2% to 16,714 shares. | SEC filing Filed Aug 20, 2026 |
| Aug 19, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 7,001 shares indirectly (by trust) at about $213.52 ($1.5M), marked as a 10b5-1 plan trade. Holdings by trust down 12% to 39,532 shares. | SEC filing Filed Aug 20, 2026 |
| Aug 18–19, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 8,056 shares directly and indirectly (by trust) between Aug 18 and Aug 19 at about $203.53 ($1.6M), marked as a 10b5-1 plan trade. Direct holdings down 2% to 31,005 shares. | SEC filing Filed Aug 20, 2026 |
| Aug 17, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 5,600 shares indirectly (by trust) at about $195.89 ($1.1M), marked as a 10b5-1 plan trade. Holdings by trust down 10% to 50,732 shares. | SEC filing Filed Aug 18, 2026 |
| Aug 14–17, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 15,800 shares directly and indirectly (by trust) between Aug 14 and Aug 17 at about $200.11 ($3.2M), marked as a 10b5-1 plan trade. Direct holdings down 18% to 31,662 shares. | SEC filing Filed Aug 18, 2026 |
| Aug 14, 2026 | Planned (10b5-1) | William Shane Trigg (CEO and Director) sold 2,057 shares at $205.00 ($422K), marked as a 10b5-1 plan trade. Holdings down 3% to 70,772 shares. | SEC filing Filed Aug 17, 2026 |
| Aug 13, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 6,693 shares indirectly (by trust) at about $198.93 ($1.3M), marked as a 10b5-1 plan trade. Holdings by trust down 8% to 61,932 shares. | SEC filing Filed Aug 14, 2026 |
| Aug 12–13, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 14,707 shares directly and indirectly (by trust) between Aug 12 and Aug 13 at about $197.28 ($2.9M), marked as a 10b5-1 plan trade. Direct holdings down 15% to 38,662 shares. | SEC filing Filed Aug 14, 2026 |
| Aug 11, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 5,442 shares indirectly (by trust) at about $201.13 ($1.1M), marked as a 10b5-1 plan trade. Holdings by trust down 7% to 73,132 shares. | SEC filing Filed Aug 12, 2026 |
| Aug 11–12, 2026 | Planned (10b5-1) | Evan Pickering (General Counsel) sold 463 shares between Aug 11 and Aug 12 at about $200.66 ($93K), marked as a 10b5-1 plan trade. Holdings down 8% to 5,167 shares. | SEC filing Filed Aug 12, 2026 |
| Aug 10, 2026 | Planned (10b5-1) | Don Rigler (Principal Accounting Officer) sold 150 shares at $195.87 ($29K), marked as a 10b5-1 plan trade. Holdings down 4% to 4,132 shares. | SEC filing Filed Aug 12, 2026 |
| Aug 10–11, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 15,958 shares directly and indirectly (by trust) between Aug 10 and Aug 11 at about $199.22 ($3.2M), marked as a 10b5-1 plan trade. Direct holdings down 13% to 45,662 shares. | SEC filing Filed Aug 12, 2026 |
| Aug 7, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 5,809 shares indirectly (by trust) at about $198.44 ($1.2M), marked as a 10b5-1 plan trade. Holdings by trust down 6% to 84,332 shares. | SEC filing Filed Aug 10, 2026 |
| Aug 6–7, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 15,591 shares directly and indirectly (by trust) between Aug 6 and Aug 7 at about $194.65 ($3.0M), marked as a 10b5-1 plan trade. Direct holdings down 12% to 52,662 shares. | SEC filing Filed Aug 10, 2026 |
| Aug 5, 2026 | Planned (10b5-1) | Evan Pickering (General Counsel) sold 661 shares at $200.49 ($133K), marked as a 10b5-1 plan trade. Holdings down 10% to 5,894 shares. | SEC filing Filed Aug 7, 2026 |
| Aug 5, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 8,334 shares directly and indirectly (by trust) at about $195.05 ($1.6M), marked as a 10b5-1 plan trade. Direct holdings down 2% to 59,662 shares. | SEC filing Filed Aug 6, 2026 |
| Aug 4–5, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 13,066 shares directly and indirectly (by trust) between Aug 4 and Aug 5 at about $194.76 ($2.5M), marked as a 10b5-1 plan trade. Direct holdings down 9% to 60,796 shares. | SEC filing Filed Aug 6, 2026 |
| Jul 31–Aug 3, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 21,400 shares directly and indirectly (by trust) between Jul 31 and Aug 3 at about $184.58 ($3.9M), marked as a 10b5-1 plan trade. Direct holdings down 10% to 66,662 shares. | SEC filing Filed Aug 4, 2026 |
| Jul 28–30, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 23,900 shares directly and indirectly (by trust) between Jul 28 and Jul 30 at about $182.97 ($4.4M), marked as a 10b5-1 plan trade. Direct holdings down 10% to 73,662 shares. | SEC filing Filed Jul 30, 2026 |
| Jul 17–20, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 12,700 shares directly and indirectly (by trust) between Jul 17 and Jul 20 at about $181.39 ($2.3M), marked as a 10b5-1 plan trade. Direct holdings down 4% to 81,480 shares. | SEC filing Filed Jul 21, 2026 |
| Jul 15–16, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 11,387 shares directly and indirectly (by trust) between Jul 15 and Jul 16 at about $180.64 ($2.1M), marked as a 10b5-1 plan trade. Direct holdings down 4% to 85,180 shares. | SEC filing Filed Jul 17, 2026 |
| Jul 10–13, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 11,000 shares directly and indirectly (by trust) between Jul 10 and Jul 13 at about $180.15 ($2.0M), marked as a 10b5-1 plan trade. Direct holdings down 4% to 88,905 shares. | SEC filing Filed Jul 14, 2026 |
| Jul 7, 2026 | Planned (10b5-1) | Maurice J. Duca (10% owner) sold 10,700 shares directly and indirectly (by trust) at about $180.34 ($1.9M), marked as a 10b5-1 plan trade. Direct holdings down 4% to 92,505 shares. | SEC filing Filed Jul 9, 2026 |
| Jun 12, 2026 | Planned (10b5-1) | Evan Pickering (General Counsel) sold 660 shares at about $155.25 ($102K), marked as a 10b5-1 plan trade. Holdings down 9% to 6,555 shares. | SEC filing Filed Jun 15, 2026 |
| Jun 12, 2026 | Planned (10b5-1) | Don Rigler (Principal Accounting Officer) sold 150 shares at about $159.56 ($24K), marked as a 10b5-1 plan trade. Holdings down 3% to 4,282 shares. | SEC filing Filed Jun 15, 2026 |
| Jun 12, 2026 | Planned (10b5-1) | Timothy Mathias Eaton (CFO) sold 2,585 shares at about $160.07 ($414K), marked as a 10b5-1 plan trade. Holdings down 13% to 18,036 shares. | SEC filing Filed Jun 15, 2026 |
| May 15, 2026 | Planned (10b5-1) | William Shane Trigg (CEO and Director) sold 3,584 shares at about $152.50 ($547K), marked as a 10b5-1 plan trade. Holdings down 4% to 76,547 shares. | SEC filing Filed May 19, 2026 |
| May 12, 2026 | Sale | Elizabeth Erin Barat (Chief People Officer) sold 1,978 shares at about $158.12 ($313K). Holdings down 8% to 21,545 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 12, 2026 |
| Feb 17, 2026 | Planned (10b5-1) | William Shane Trigg (CEO and Director) sold 6,963 shares at about $169.73 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 12% to 52,920 shares. | SEC filing Filed Feb 19, 2026 |
| Nov 24, 2025 | Sale | Timothy Mathias Eaton (CFO) sold 517 shares at $228.34 ($118K). Holdings down 5% to 10,104 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 25, 2025 |
| Nov 17, 2025 | Planned (10b5-1) | William Shane Trigg (CEO and Director) sold 3,947 shares at about $240.45 ($949K), marked as a 10b5-1 plan trade. Holdings down 7% to 51,530 shares. | SEC filing Filed Nov 19, 2025 |
| Nov 14, 2025 | Planned (10b5-1) | Evan Pickering (General Counsel) sold 334 shares at $243.67 ($81K), marked as a 10b5-1 plan trade. Holdings down 10% to 2,969 shares. | SEC filing Filed Nov 14, 2025 |
38 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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