TENAX THERAPEUTICS INC (TENX) Institutional Shareholders
TENAX THERAPEUTICS INC (TENX) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $460.84M in TENX holdings during the latest filing period.
Fmr Llc is currently the largest disclosed institutional shareholder of TENX tracked by InsiderSet, reporting ownership valued at approximately $57.36M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $7.33M, representing an estimated loss of -87.22% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 51% of the total disclosed TENX value among the investors covered in this analysis. Major shareholders include Fmr Llc, Vivo Capital, Llc, Janus Henderson Group Plc, and several other long-term asset managers with concentrated positions in TENAX THERAPEUTICS INC (TENX).
This page ranks the largest institutional TENX shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
109
Total Reported Value
$460.84M
Largest Holder
Fmr Llc
Largest Position
$57.36M
Insider Transactions (90d)
6
Latest Filing Quarter
Q2 2026
New Institutional Positions
123
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Fmr Llc | 0.00% | 3,942,373 | $57,361,528 | $7,332,814 | -$50,028,714 | -87.22% | |
| Vivo Capital, Llc | 3.32% | 2,500,000 | $36,375,000 | $4,650,000 | -$31,725,000 | -87.22% | |
| Janus Henderson Group Plc | 0.01% | 1,815,474 | $29,065,739 | $3,376,782 | -$25,688,957 | -88.38% | |
| Blackrock, Inc. | 0.00% | 1,727,988 | $25,142,226 | $3,214,058 | -$21,928,168 | -87.22% | |
| Perceptive Advisors Llc | 0.38% | 1,700,000 | $24,735,000 | $3,162,000 | -$21,573,000 | -87.22% | |
| Vanguard Capital Management Llc | 0.00% | 1,147,121 | $16,690,611 | $2,133,645 | -$14,556,966 | -87.22% | |
| Millennium Management Llc | 0.01% | 876,230 | $12,749,146 | $1,629,788 | -$11,119,358 | -87.22% | |
| Ikarian Capital, Llc | 1.88% | 787,600 | $11,459,580 | $1,464,936 | -$9,994,644 | -87.22% | |
| Candriam S.C.A. | 0.05% | 749,588 | $10,896,012 | $1,394,234 | -$9,501,778 | -87.20% | |
| Citadel Advisors Llc | 0.01% | 728,561 | $10,600,562 | $1,355,123 | -$9,245,439 | -87.22% | |
| Rtw Investments, Lp | 0.09% | 696,570 | $10,135,094 | $1,295,620 | -$8,839,474 | -87.22% | |
| Stonepine Capital Management, Llc | 7.31% | 660,000 | $9,603,000 | $1,227,600 | -$8,375,400 | -87.22% | |
| Geode Capital Management, Llc | 0.00% | 639,537 | $9,308,074 | $1,189,539 | -$8,118,535 | -87.22% | |
| Price T Rowe Associates Inc | 0.00% | 607,660 | $8,842,000 | $1,130,248 | -$7,711,752 | -87.22% | |
| Marshall Wace, Llp | 0.01% | 585,578 | $8,520,160 | $1,089,175 | -$7,430,985 | -87.22% | |
| Braidwell Lp | 0.31% | 584,412 | $8,503,195 | $1,087,006 | -$7,416,189 | -87.22% | |
| Point72 Asset Management, L.P. | 0.01% | 556,761 | $8,100,873 | $1,035,575 | -$7,065,298 | -87.22% | |
| Velan Capital Investment Management Lp | 4.90% | 549,985 | $8,002,282 | $1,022,972 | -$6,979,310 | -87.22% | |
| Adage Capital Partners Gp, L.L.C. | 0.01% | 540,126 | $7,858,833 | $1,004,634 | -$6,854,199 | -87.22% | |
| Woodline Partners Lp | 0.02% | 531,254 | $7,729,746 | $988,132 | -$6,741,614 | -87.22% | |
| State Street Corp | 0.00% | 510,814 | $7,432,344 | $950,114 | -$6,482,230 | -87.22% | |
| Sofinnova Investments, Inc. | 0.39% | 500,039 | $7,275,567 | $930,073 | -$6,345,494 | -87.22% | |
| Morgan Stanley | 0.00% | 432,220 | $6,288,801 | $803,929 | -$5,484,872 | -87.22% | |
| Qube Research & Technologies Ltd | 0.01% | 429,893 | $6,254,943 | $799,601 | -$5,455,342 | -87.22% | |
| Siren, L.L.C. | 0.13% | 427,141 | $6,214,902 | $794,482 | -$5,420,420 | -87.22% | |
| Two Sigma Investments, Lp | 0.00% | 353,390 | $5,141,825 | $657,305 | -$4,484,520 | -87.22% | |
| Bvf Inc/Il | 0.13% | 339,549 | $4,940,438 | $631,561 | -$4,308,877 | -87.22% | |
| Bank Of New York Mellon Corp | 0.00% | 325,296 | $4,733,067 | $605,051 | -$4,128,016 | -87.22% | |
| Trexquant Investment Lp | 0.03% | 321,604 | $4,679,338 | $598,183 | -$4,081,155 | -87.22% | |
| Boothbay Fund Management, Llc | 0.08% | 311,087 | $4,526,316 | $578,622 | -$3,947,694 | -87.22% | |
| Logos Global Management Lp | 0.19% | 300,000 | $4,365,000 | $558,000 | -$3,807,000 | -87.22% | |
| Susquehanna International Group, Llp | 0.00% | 289,164 | $4,207,336 | $537,845 | -$3,669,491 | -87.22% | |
| Goldman Sachs Group Inc | 0.00% | 274,946 | $4,000,464 | $511,400 | -$3,489,064 | -87.22% | |
| Jane Street Group, Llc | 0.00% | 266,656 | $3,879,845 | $495,980 | -$3,383,865 | -87.22% | |
| Avidity Partners Management Lp | 0.62% | 265,934 | $3,869,340 | $494,637 | -$3,374,703 | -87.22% | |
| Caption Management, Llc | 0.13% | 255,000 | $3,710,250 | $474,300 | -$3,235,950 | -87.22% | |
| Dimensional Fund Advisors Lp | 0.00% | 253,518 | $3,686,196 | $471,543 | -$3,214,653 | -87.21% | |
| Adar1 Capital Management, Llc | 0.15% | 220,462 | $3,207,722 | $410,059 | -$2,797,663 | -87.22% | |
| Northern Trust Corp | 0.00% | 199,134 | $2,897,400 | $370,389 | -$2,527,011 | -87.22% | |
| Exoduspoint Capital Management, Lp | 0.02% | 184,501 | $2,684,490 | $343,172 | -$2,341,318 | -87.22% | |
| Vanguard Portfolio Management Llc | 0.00% | 168,841 | $2,456,637 | $314,044 | -$2,142,593 | -87.22% | |
| Integral Health Asset Management, Llc | 0.10% | 167,000 | $2,429,850 | $310,620 | -$2,119,230 | -87.22% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 164,000 | $2,386,200 | $305,040 | -$2,081,160 | -87.22% |
| Nuveen, Llc | 0.00% | 161,187 | $2,345,271 | $299,808 | -$2,045,463 | -87.22% | |
| Vanguard Fiduciary Trust Co | 0.00% | 157,042 | $2,284,961 | $292,098 | -$1,992,863 | -87.22% | |
| Panagora Asset Management Inc | 0.01% | 156,062 | $2,270,702 | $290,275 | -$1,980,427 | -87.22% | |
| Bank Of America Corp | 0.00% | 136,428 | $1,985,027 | $253,756 | -$1,731,271 | -87.22% | |
| Landscape Capital Management, L.L.C. | 0.12% | 132,272 | $1,924,558 | $246,026 | -$1,678,532 | -87.22% | |
| Verdad Advisers, Lp | 1.72% | 123,174 | $1,792,182 | $229,104 | -$1,563,078 | -87.22% | |
| Sphera Funds Management Ltd. | 0.25% | 120,200 | $1,748,910 | $223,572 | -$1,525,338 | -87.22% |
Frequently asked questions about TENX
Who owns the most TENX stock?
The largest holders of TENX are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for TENAX THERAPEUTICS INC (TENX).
Is TENX widely held by superinvestors?
Many widely followed stocks like TENX appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly TENX is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.