Tenax Therapeutics
TENX · NASDAQ
$1.63−$0.01 (−0.61%)TodayMarket closed ·
Prev close $1.64
Who owns TENX
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 72.1% of TENX’s shares.
- ING Bank N.V.9.9%
- Vivo Capital, LLC9.4%
- Fidelity Management & Research Company LLC8.8%
- Millennium Management LLC8.1%
- Next 6 largest institutions35.8%
- All other shareholders27.9%
| Holder | Shares | % of shares |
|---|---|---|
| ING Bank N.V. | 2.64M | 9.95% |
| Vivo Capital, LLC | 2.50M | 9.42% |
| Fidelity Management & Research Company LLC | 2.34M | 8.81% |
| Millennium Management LLC | 2.16M | 8.13% |
| Adar1 Capital Management LLC | 2.02M | 7.60% |
| Sphera Funds Management Ltd. | 1.99M | 7.51% |
| Perceptive Advisors LLC | 1.70M | 6.41% |
| BlackRock Institutional Trust Company, N.A. | 1.59M | 6.01% |
| Vanguard Capital Management, LLC | 1.15M | 4.32% |
| Fidelity Institutional Asset Management Trust Company | 1.04M | 3.90% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Fidelity Select Biotechnology Portfolio | 969.20K | 3.65% |
| Vanguard Total Stock Market Index Fund | 852.26K | 3.21% |
| iShares Russell 2000 ETF | 651.67K | 2.46% |
| Candriam Equities L Biotechnology | 629.28K | 2.37% |
| Fidelity Strategic Advisers Fidelity US Total Stk | 515.19K | 1.94% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders bought $4.93M (11 trades) of TENX on the open market, with no sales.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Doogan Declan | Buy | 53.00K | $101.76K |
| Giordano Christopher Thomas | Buy | 4.85K | $8.84K |
| Giordano Christopher Thomas | Buy | 6.00K | $11.25K |
| STAAB THOMAS R II | Buy | 5.67K | $10.98K |
| ADAR1 Capital Management, LLC | Buy | 900.00K | $1.60M |
| ADAR1 Capital Management, LLC | Buy | 187.70K | $337.59K |
| ADAR1 Capital Management, LLC | Buy | 179.06K | $321.57K |
| ADAR1 Capital Management, LLC | Buy | 403.57K | $722.59K |
| ADAR1 Capital Management, LLC | Buy | 107.37K | $188.36K |
| ADAR1 Capital Management, LLC | Buy | 716.37K | $1.27M |
Short interest
Settled Sep 30, 2026
- Shares short
- 7.18M
- Days to cover
- 2.35
- % of shares outstanding
- 27.07%
- Average daily volume
- 3.06M
- Change since last report
- +30.5%
Information on this page is provided for informational purposes only and is not a recommendation to buy, sell or hold any security. Investing involves risk, including possible loss of principal. Market data is delayed at least 15 minutes and is provided without warranty. Analyst ratings, price targets and company data come from third-party sources. Past performance does not guarantee future results.