🕵️ Tenon Medical, Inc. ($TNONW)
SEC insider & ownership activity, last 12 months · CIK 1560293 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. 2 red-flag 8-Ks in the window, most recently Delisting notice (3.01), May 21, 2026.
Insider flow
3 buyers, $0 (6 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Wyatt D. Geist | 2 | – | 0 | – | Nov 14, 2025 |
| Nathaniel A. Grawey | 2 | – | 0 | – | Nov 14, 2025 |
| Steven M. Foster | 2 | – | 0 | – | Nov 14, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Sivantage Inc. | 12.5% | 13D | Aug 1, 2025 | filing ↗ | |
| Mitchell P. Kopin | exited | 13G | Jul 6, 2026 | filing ↗ | |
| Daniel B. Asher | exited | 13G | Jul 6, 2026 | filing ↗ | |
| Intracoastal Capital LLC | exited | 13G | Jul 6, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jul 23, 2026 | filing ↗ |
| Other events (8.01) | Jul 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 17, 2026 | filing ↗ |
| Other events (8.01) | Jul 10, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 29, 2026 | filing ↗ |
| Other events (8.01) | Jun 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 29, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jun 10, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 10, 2026 | filing ↗ |
| Delisting notice (3.01) | May 21, 2026 | filing ↗ |
| Earnings (2.02) | May 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 12, 2026 | filing ↗ |
| Earnings (2.02) | Mar 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 19, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 11, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Mar 11, 2026 | filing ↗ |
| Other events (8.01) | Mar 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 11, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 26, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 26, 2026 | filing ↗ |
| Delisting notice (3.01) | Feb 25, 2026 | filing ↗ |
| Earnings (2.02) | Feb 5, 2026 | filing ↗ |
| Other events (8.01) | Feb 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 5, 2026 | filing ↗ |
| Material agreement (1.01) | Nov 10, 2025 | filing ↗ |
| Unregistered equity sale (3.02) | Nov 10, 2025 | filing ↗ |
| Other events (8.01) | Nov 10, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 10, 2025 | filing ↗ |
| Unregistered equity sale (3.02) | Oct 13, 2025 | filing ↗ |