🕵️ Senseonics Holdings, Inc. ($SENS)
SEC insider & ownership activity, last 12 months · CIK 1616543 · every row links its SEC filing
Over the last 12 months insiders bought $636K with no open-market selling against it. Douglas A. Roeder bought $439K (Nov–Aug). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
4 buyers, $636K (7 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Douglas A. Roeder | 4 | $439K | 0 | – | Aug 19, 2026 |
| Timothy T. Goodnow | 1 | $100K | 0 | – | Mar 13, 2026 |
| Steven Edelman | 1 | $66K | 0 | – | Nov 10, 2025 |
| Frederick T. Sullivan | 1 | $32K | 0 | – | Nov 7, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Sessa Capital IM, L.P. | 9.9% | 13G | Aug 14, 2026 | filing ↗ | |
| John Petry | 9.9% | 13G | Aug 14, 2026 | filing ↗ | |
| BlackRock, Inc. | 6.6% | 13G | Jul 30, 2026 | filing ↗ | |
| Robert J. Smith | 6.1% | 13G | Aug 8, 2025 | filing ↗ | |
| Energy Capital, LLC | 6.1% | 13G | Aug 8, 2025 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Aug 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2026 | filing ↗ |
| Other events (8.01) | Jun 1, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | May 20, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 20, 2026 | filing ↗ |
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Material agreement (1.01) | May 1, 2026 | filing ↗ |
| New financial obligation (2.03) | May 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 1, 2026 | filing ↗ |
| Material agreement (1.01) | Apr 30, 2026 | filing ↗ |
| Earnings (2.02) | Apr 30, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 30, 2026 | filing ↗ |
| Other events (8.01) | Apr 30, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 30, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 12, 2026 | filing ↗ |
| Earnings (2.02) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Earnings (2.02) | Jan 12, 2026 | filing ↗ |
| Other events (8.01) | Jan 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 12, 2026 | filing ↗ |
| Material agreement (1.01) | Dec 31, 2025 | filing ↗ |
| Officer/director changes (5.02) | Dec 31, 2025 | filing ↗ |
| Earnings (2.02) | Nov 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 5, 2025 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Oct 16, 2025 | filing ↗ |
| Charter/bylaw changes (5.03) | Oct 16, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 16, 2025 | filing ↗ |
| Other events (8.01) | Oct 6, 2025 | filing ↗ |