Tenon Medical Inc.-28TNONWPreferred / convertible
13F holders, Q2 2025 (June 30)8holders
2new positions
2sold out
1famous investor
$0.02avg. 13F price*
At the end of Q2 2025, 8 institutions reported holding Tenon Medical Inc.-28 (TNONW) in their 13F filings, unchanged from Q1 2025. 2 opened new positions and 2 sold out. The largest holders were NorthCoast Asset Management LLC ($82K), Clear Street LLC ($18K) and Spectrum Asset Management, Inc. (NB/CA) ($17K). One famous investor held it Ken Griffin ( of Citadel Advisors's portfolio).
- Company
- Tenon Medical Inc.-28
- CUSIP
- 88066N113
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 2 | $1K |
| Exits | 2 | $686 |
All 13F filers, Q1 2025 → Q2 2025: 142,843 shares bought and 101,637 shares sold, net +41,206 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 8 holders
| NorthCoast Asset Management LLC | — | Add +1.4% | 5,122,935 | $82K |
| Clear Street LLC | — | No change | 953,294 | $18K |
| Spectrum Asset Management, Inc. (NB/CA) | — | No change | 1,058,692 | $17K |
| Heights Capital Management, Inc. | — | Reduce -0.6% | 846,723 | $16K |
| Citadel Advisors | — | Reduce -42.9% | 84,904 | $1K |
| Two Sigma Securities, LLC | — | New | 46,683 | $752 |
| GTS Securities LLC | — | New | 24,225 | $436 |
| Armistice Capital, LLC | — | No change | 22,250 | $409 |
"% of holder's portfolio" is TNONW's weight in each manager's 13F, not the share of Tenon Medical Inc.-28 the manager owns.