Tenon Medical, Inc.
TNON- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001560293
In the last 90 days, Tenon Medical, Inc. insiders filed 4 open-market purchases and 4 sales; 17 institutions reported holding it in 13F filings for Q2 2026, worth $315.4K in total; no superinvestor holds it.
Other share classesTNONW
13F holders, Q1 2026
Institutional positions in Tenon Medical, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 12
- −4 vs. Q4 2025
- Shares held
- 367.4K
- +52.1K (+16.5%) vs. Q4 2025
- Total value
- $266.7K
- −$33.8K (−11.3%) vs. Q4 2025
- New holders
- 2
- 3 more added
- Sold out
- 6
- 2 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TNON on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 17 | $315.4K |
| Q1 2026 | 12 | $266.7K |
| Q4 2025 | 17 | $411.2K |
| Q3 2025 | 14 | $312.4K |
| Q2 2025 | 11 | $121.5K |
| Q1 2025 | 14 | $321.7K |
| Q4 2024 | 12 | $162.5K |
| Q3 2024 | 8 | $48.6K |
| Q2 2024 | 12 | $347.4K |
| Q1 2024 | 12 | $535.8K |
| Q4 2023 | 12 | $887.8K |
| Q3 2023 | 16 | $798.5K |
| Q2 2023 | 24 | $1.35M |
| Q1 2023 | 32 | $2.46M |
| Q4 2022 | 27 | $1.82M |
| Q3 2022 | 21 | $1.12M |
| Q2 2022 | 21 | $1.60M |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Tenon Medical, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Geode Capital Management, LLC | 167,486 | $121.5K | 0.00% | +100,846+151.3% | Added |
| Vanguard Capital Management LLC | 71,715 | $52.1K | 0.00% | +71,715 | New |
| Vanguard Fiduciary Trust Co | 44,628 | $32.4K | 0.00% | +44,628 | New |
| SBI Securities Co., Ltd. | 39,722 | $28.8K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 18,048 | $13.1K | 0.00% | −2,937−14.0% | Reduced |
| Spectrum Asset Management, Inc. (NB/CA) | 10,650 | $7.73K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 9,857 | $7.15K | 0.00% | +9,856+985,600.0% | Added |
| UBS Group AG | 4,177 | $3.03K | 0.00% | −2,144−33.9% | Reduced |
| Tower Research Capital LLC (TRC) | 916 | $665 | 0.00% | +782+583.6% | Added |
| Morgan Stanley | 188 | $136 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 24 | $17 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 20 | $15 | 0.00% | 00.0% | Unchanged |
| DRW Securities, LLC | 0 | $0 | 0.00% | −102,521−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −22,271−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −18,856−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −15,269−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −11,604−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −80−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |