🕵️ PTC Inc. ($PTC)
SEC insider & ownership activity, last 12 months · CIK 857005 · every row links its SEC filing
Over the last 12 months insiders sold $11.5M with no open-market buying against it. Kristian Talvitie sold $9.5M (Dec). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 4 sellers, $11.5M (16 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Kristian Talvitie | 0 | – | 8 | $9.5M | Dec 9, 2025 |
| Von Staats Aaron C. | 0 | – | 5 | $1.6M | Mar 3, 2026 |
| Alice Christenson | 0 | – | 2 | $349K | May 12, 2026 |
| Corinna Lathan | 0 | – | 1 | $106K | Mar 16, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| T. ROWE Price Investment Management, Inc. | 11.3% | 13G | Aug 14, 2026 | filing ↗ | |
| BlackRock, Inc. | 10.2% | 13G | Feb 5, 2025 | filing ↗ | |
| Vanguard Capital Management | 7.5% | 13G | Apr 30, 2026 | filing ↗ | |
| State Street Corporation | 5.6% | 13G | Aug 7, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Alice Christenson | $119K | May 12, 2026 | filing ↗ |
| Corinna Lathan | $105K | Mar 16, 2026 | filing ↗ |
| Von Staats Aaron C. | $778K | Feb 11, 2026 | filing ↗ |
| Kristian Talvitie | $4.4M | Feb 6, 2026 | filing ↗ |
| Kristian Talvitie | $8.7M | Dec 9, 2025 | filing ↗ |
| Von Staats Aaron C. | $1.1M | Dec 8, 2025 | filing ↗ |
| Kristian Talvitie | $831K | Dec 5, 2025 | filing ↗ |
| Alice Christenson | $230K | Nov 25, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 29, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 16, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 16, 2026 | filing ↗ |
| Shareholder vote (5.07) | Feb 11, 2026 | filing ↗ |
| Earnings (2.02) | Feb 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 4, 2026 | filing ↗ |
| Officer/director changes (5.02) | Nov 30, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 30, 2025 | filing ↗ |
| Material agreement (1.01) | Nov 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 5, 2025 | filing ↗ |
| Earnings (2.02) | Nov 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 5, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 10, 2025 | filing ↗ |