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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.

13F holders, Q3 2025

Institutional positions in Tenax Therapeutics, Inc. as of Sep 30, 2025. 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
34
+8 vs. Q2 2025
Shares held
4.72M
+2.49M (+111.5%) vs. Q2 2025
Total value
$35.9M
+$23.0M (+177.9%) vs. Q2 2025
New holders
11
9 more added
Sold out
3
2 more reduced

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting TENX 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.

Institutional holdersQ3 2025: 34 institutions
Q1 2021: 26 institutionsQ2 2021: 25 institutionsQ3 2021: 25 institutionsQ4 2021: 28 institutionsQ1 2022: 25 institutionsQ2 2022: 25 institutionsQ3 2022: 29 institutionsQ4 2022: 19 institutionsQ1 2023: 13 institutionsQ2 2023: 15 institutionsQ3 2023: 16 institutionsQ4 2023: 17 institutionsQ1 2024: 9 institutionsQ2 2024: 11 institutionsQ3 2024: 19 institutionsQ4 2024: 21 institutionsQ1 2025: 23 institutionsQ2 2025: 26 institutionsQ3 2025: 34 institutionsQ4 2025: 49 institutionsQ1 2026: 81 institutionsQ2 2026: 111 institutions
Value heldQ3 2025: $35.9M
Q1 2021: $7.21MQ2 2021: $7.32MQ3 2021: $13.6MQ4 2021: $8.38MQ1 2022: $6.54MQ2 2022: $2.08MQ3 2022: $1.24MQ4 2022: $691.8KQ1 2023: $230.6KQ2 2023: $119.2KQ3 2023: $184.8KQ4 2023: $367.6KQ1 2024: $30.5KQ2 2024: $57.2KQ3 2024: $4.25MQ4 2024: $8.43MQ1 2025: $13.1MQ2 2025: $12.9MQ3 2025: $35.9MQ4 2025: $85.9MQ1 2026: $341.0MQ2 2026: $441.4M
Institutions holding TENX and their total value by quarter
QuarterHoldersValue
Q2 2026111$441.4M
Q1 202681$341.0M
Q4 202549$85.9M
Q3 202534$35.9M
Q2 202526$12.9M
Q1 202523$13.1M
Q4 202421$8.43M
Q3 202419$4.25M
Q2 202411$57.2K
Q1 20249$30.5K
Q4 202317$367.6K
Q3 202316$184.8K
Q2 202315$119.2K
Q1 202313$230.6K
Q4 202219$691.8K
Q3 202229$1.24M
Q2 202225$2.08M
Q1 202225$6.54M
Q4 202128$8.38M
Q3 202125$13.6M
Q2 202125$7.32M
Q1 202126$7.21M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Tenax Therapeutics, Inc.; share changes are against Q2 2025.

Institutions holding TENX in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Ikarian Capital, LLC967,600$7.36M1.67%+967,600New
VR Adviser, LLC437,708$3.33M0.19%+339,144+344.1%Added
RTW Investments, LP378,346$2.88M0.04%00.0%Unchanged
Siren, L.L.C.352,441$2.68M0.10%+352,441New
Boothbay Fund Management, LLC352,206$2.68M0.07%+352,206New
BVF Inc339,549$2.58M0.10%00.0%Unchanged
Millennium Management LLC313,712$2.39M0.00%+79,998+34.2%Added
Vivo Capital, LLC208,333$1.59M0.13%00.0%Unchanged
Morgan Stanley178,329$1.36M0.00%+319+0.2%Added
Marshall Wace, LLP177,209$1.35M0.00%+177,209New
Janus Henderson Group PLC166,666$1.27M0.00%00.0%Unchanged
Integral Health Asset Management, LLC167,000$1.27M0.09%00.0%Unchanged
Vanguard Group Inc161,800$1.23M0.00%+139,513+626.0%Added
Woodline Partners LP88,211$671.3K0.00%+88,211New
Adage Capital Partners GP, L.L.C.83,333$634.2K0.00%00.0%Unchanged
Velan Capital Investment Management LP83,333$634.2K0.60%00.0%Unchanged
Renaissance Technologies LLC56,600$430.7K0.00%+56,600New
Vestal Point Capital, LP53,439$406.7K0.02%00.0%Unchanged
ADAR1 Capital Management, LLC53,428$406.6K0.04%−102,129−65.7%Reduced
Citadel Advisors LLC43,253$329.2K0.00%+32,908+318.1%Added
Geode Capital Management, LLC34,425$262.0K0.00%+189+0.6%Added
Virtu Financial LLC12,119$92.0K0.01%+12,119New
DRW Securities, LLC10,514$80.0K0.00%+10,514New
Tower Research Capital LLC (TRC)501$3.81K0.00%−748−59.9%Reduced
BlackRock, Inc.301$2.29K0.00%+1+0.3%Added
Bank of America Corp254$1.93K0.00%+5+2.0%Added
UBS Group AG119$9060.00%+105+750.0%Added
Rockefeller Capital Management L.P.2$150.00%+2New
SBI Securities Co., Ltd.2$150.00%+2New
Allworth Financial LP1$80.00%00.0%Unchanged
UMA Financial Services, Inc.1$80.00%00.0%Unchanged
Wealthspire Advisors, LLC1$80.00%+1New
Jones Financial Companies LLLP1$70.00%00.0%Unchanged
Union Bancaire Privee, UBP SA1$60.00%00.0%Unchanged
Dimensional Fund Advisors LP0$00.00%−15,930−100.0%Sold out
Raymond James Financial Inc0$00.00%−1,503−100.0%Sold out
Barclays PLC0$00.00%−11−100.0%Sold out