Tenax Therapeutics, Inc.
TENX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000034956
In the last 90 days, Tenax Therapeutics, Inc. insiders filed 6 open-market purchases and 0 sales; 111 institutions reported holding it in 13F filings for Q2 2026, worth $441.4M in total; no superinvestor holds it.
Holders of 5% or more of TENX
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Tenax Therapeutics, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Ikarian Capital, LLC | 13G/A | 15.50%967.6K shares | −5.70 ppfrom 21.20% | Oct 7, 20252 filings | Dec 5, 2025 | SEC |
| Janus Henderson Group PLC | 13G | 9.99%623.7K shares | +5.99 ppfrom 4.00% | Feb 14, 20254 filings | Dec 8, 2025 | SEC |
| RTW Investments, LP | 13G | 9.99%418.4K shares | New | May 15, 20251 filing | May 15, 2025 | SEC |
| Vestal Point Capital, LP | 13G | 9.90%2.47M shares | New | Nov 14, 20251 filing | Nov 14, 2025 | SEC |
| Venrock Healthcare Capital Partners III, L.P. | 13G/A | 9.90%553.0K shares | 0.00 ppfrom 9.90% | May 15, 20253 filings | Nov 14, 2025 | SEC |
| Invus Global Management, LLC | 13G | 9.40%427.1K shares | New | Oct 2, 20251 filing | Oct 2, 2025 | SEC |
| Lind Global Fund II LP | 13G/A | 8.80%442.5K shares | – | Nov 14, 20251 filing | Nov 14, 2025 | SEC |
| Dellora Investments LP | 13G/A | 8.80%351.1K shares | −1.50 ppfrom 10.30% | Dec 5, 20243 filings | Apr 4, 2025 | SEC |
| Point72 Asset Management, L.P. | 13G | 7.40%339.6K shares | New | Oct 29, 20251 filing | Oct 29, 2025 | SEC |
| Perceptive Advisors LLC | 13G | 7.00%439.1K shares | New | Dec 23, 20251 filing | Dec 23, 2025 | SEC |
| Integrated Core Strategies (US) LLC | 13G/A | 6.90%313.7K shares | +1.30 ppfrom 5.60% | Jun 30, 20252 filings | Nov 5, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
21 Schedule 13D and 13G filings on Tenax Therapeutics, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Dec 23, 20254:30 PM ET | Perceptive Advisors LLCand 2 others | 13G | 7.00%439.1K shares | New | Dec 18, 2025 | SEC |
| Dec 8, 202511:46 AM ET | Janus Henderson Group PLC | 13G | 9.99%623.7K shares | +5.99 ppfrom 4.00% | Nov 28, 2025 | SEC |
| Dec 5, 20254:51 PM ET | Ikarian Capital, LLCand 1 other | 13G/A | 15.50%967.6K shares | −5.70 ppfrom 21.20% | Nov 30, 2025 | SEC |
| Nov 14, 20255:38 PM ET | Venrock Healthcare Capital Partners III, L.P.and 6 others | 13G/A | 9.90%553.0K shares | 0.00 ppfrom 9.90% | Sep 30, 2025 | SEC |
| Nov 14, 20254:10 PM ET | Lind Global Fund II LPand 2 others | 13G/A | 8.80%442.5K shares | – | Sep 30, 2025 | SEC |
| Nov 14, 20254:07 PM ET | Vestal Point Capital, LPand 1 other | 13G | 9.90%2.47M shares | New | Sep 30, 2024 | SEC |
| Nov 5, 20254:24 PM ET | Integrated Core Strategies (US) LLCand 3 others | 13G/A | 6.90%313.7K shares | +1.30 ppfrom 5.60% | Sep 30, 2025 | SEC |
| Oct 29, 20255:29 PM ET | Point72 Asset Management, L.P.and 2 others | 13G | 7.40%339.6K shares | New | Oct 22, 2025 | SEC |
| Oct 7, 20254:15 PM ET | Ikarian Capital, LLCand 1 other | 13G | 21.20%967.6K shares | New | Sep 30, 2025 | SEC |
| Oct 2, 20255:04 PM ET | Invus Global Management, LLCand 7 others | 13G | 9.40%427.1K shares | New | Sep 26, 2025 | SEC |
| Aug 14, 20255:55 PM ET | Venrock Healthcare Capital Partners III, L.P.and 6 others | 13G/A | 9.90%449.5K shares | 0.00 ppfrom 9.90% | Jun 30, 2025 | SEC |
| Aug 14, 202510:47 AM ET | Janus Henderson Group PLC | 13G/A | 4.00%166.7K shares | −5.90 ppfrom 9.90%Below 5% | Jun 30, 2025 | SEC |
| Jun 30, 20254:34 PM ET | Integrated Core Strategies (US) LLCand 3 others | 13G | 5.60%233.6K shares | New | Jun 26, 2025 | SEC |
| May 15, 20255:44 PM ET | Venrock Healthcare Capital Partners III, L.P.and 6 others | 13G/A | 9.90%417.5K shares | – | Mar 31, 2025 | SEC |
| May 15, 20258:34 AM ET | RTW Investments, LPand 1 other | 13G | 9.99%418.4K shares | New | Mar 31, 2025 | SEC |
| May 14, 202512:50 PM ET | Janus Henderson Group PLCand 1 other | 13G/A | 9.90%396.6K shares | +4.50 ppfrom 5.40% | Mar 31, 2025 | SEC |
| Apr 4, 20254:53 PM ET | Dellora Investments LPand 2 others | 13G/A | 8.80%351.1K shares | −1.50 ppfrom 10.30% | Mar 5, 2025 | SEC |
| Mar 18, 20254:12 PM ET | S.H.N. Financial Investments Ltd. | 13G/A | 4.99%179.1K shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 14, 202512:37 PM ET | Janus Henderson Group PLC | 13G/A | 5.40%193.2K shares | – | Dec 31, 2024 | SEC |
| Jan 15, 20254:14 PM ET | Dellora Investments LPand 2 others | 13G/A | 10.30%351.1K shares | +3.40 ppfrom 6.90% | Jan 8, 2025 | SEC |
| Dec 5, 20241:47 PM ET | Dellora Investments LPand 2 others | 13G | 6.90%234.8K shares | New | Nov 27, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Tenax Therapeutics, Inc. shares.
No Form 144 notices for Tenax Therapeutics, Inc. are on file.