Figures computed from official regulatory filings — .
Analysttarget 44.38 USD (+1099%) · consensus 4.5/5 · 2 buy · 0 hold · 0 sell
Ownershipinsiders 5.85% · institutions 4.48% · short 86.0% of float
In USD · as of Oct 5, 2026
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Tenon Medical, Inc., a medical device company, engages in the development of implant for the treatment of severe lower back pain in the United States. The company offers Catamaran SI-Joint Fusion System, an invasive inferior-posterior approach to the sacroiliac joint (SI Joint) using a titanium implant for treatment of the most common types of SI Joint disorders that cause lower back pain. It also provides Catamaran Fixation Device which passes through both the axial and sagittal planes of the ilium and sacrum, transfixing the SI Joint along its longitudinal axis. Tenon Medical, Inc. was incorporated in 2012 and is headquartered in Los Gatos, California.
Market information source · Oct 5, 2026
SEC company identity · Oct 5, 2026
Open-market timeline · full history
13 buys11 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| HRT FINANCIAL LPtrack record | Sell | $131.5K | Unusual size | SEC |
| HRT FINANCIAL LPtrack record | Buy | $2.4K | conv 39 | SEC |
| HRT FINANCIAL LPtrack record | Buy | $113.6K | conv 69Unusual size | SEC |
| HRT FINANCIAL LPtrack record | Buy | $91.2K | conv 62Unusual size | SEC |
| HRT FINANCIAL LPtrack record | Sell | $364.6K | Unusual size | SEC |
| HRT FINANCIAL LPtrack record | Buy | $41.5K | conv 59 | SEC |
| HRT FINANCIAL LPtrack record | Sell | $42.5K | SEC |
| HRT FINANCIAL LPtrack record | Buy | $134.3K | conv 69Unusual size | SEC |
| Williamson Kevin | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Williamson Kevin | Other | $38 | SEC |
| Williamson Kevin | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| HRT FINANCIAL LPtrack record | Sell | $5.6K | SEC |
| HRT FINANCIAL LPtrack record | Buy | $6.6K | conv 51 | SEC |
| HRT FINANCIAL LPtrack record | Buy | $8.2K | conv 52 | SEC |
| HRT FINANCIAL LPtrack record | Sell | $2K | SEC |
| HRT FINANCIAL LPtrack record | Sell | $5.9K | SEC |
| HRT FINANCIAL LPtrack record | Buy | $64.5K | conv 69Unusual size | SEC |
| HRT FINANCIAL LPtrack record | Sell | $34.9K | SEC |
| HRT FINANCIAL LPtrack record | Buy | $38K | conv 57 | SEC |
| HRT FINANCIAL LPtrack record | Sell | $16.5K | SEC |
| HRT FINANCIAL LPtrack record | Sell | $2.1K | SEC |
| Williamson Kevin | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Jacques Kristine M | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| FOSTER STEVEN M | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Williamson Kevin | Other | $2.6K | SEC |