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 March 31, 2026. The institutional investors covered on this page collectively reported approximately $292.34M in TENX holdings during the latest filing period.
Janus Henderson Group Plc is currently the largest disclosed institutional shareholder of TENX tracked by InsiderSet, reporting ownership valued at approximately $29.07M in its March 31, 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 $24.87M, representing an estimated loss of -14.43% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 54% of the total disclosed TENX value among the investors covered in this analysis. Major shareholders include Janus Henderson Group Plc, Venrock Adviser, Llc, Perceptive Advisors Llc, 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
86
Total Reported Value
$292.34M
Largest Holder
Janus Henderson Group Plc
Largest Position
$29.07M
Insider Transactions (90d)
2
Latest Filing Quarter
Q2 2026
New Institutional Positions
91
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Janus Henderson Group Plc | 0.01% | 1,815,474 | $29,065,739 | $24,871,994 | -$4,193,745 | -14.43% | |
| Venrock Adviser, Llc | 1.00% | 1,675,262 | $26,787,439 | $22,951,089 | -$3,836,350 | -14.32% | |
| Perceptive Advisors Llc | 0.46% | 1,447,782 | $23,150,034 | $19,834,613 | -$3,315,421 | -14.32% | |
| Ikarian Capital, Llc | 2.33% | 1,017,600 | $16,271,424 | $13,941,120 | -$2,330,304 | -14.32% | |
| Stonepine Capital Management, Llc | 13.83% | 975,200 | $15,593,448 | $13,360,240 | -$2,233,208 | -14.32% | |
| Logos Global Management Lp | 0.51% | 625,000 | $9,993,750 | $8,562,500 | -$1,431,250 | -14.32% | |
| Morgan Stanley | 0.00% | 596,564 | $9,539,058 | $8,172,927 | -$1,366,131 | -14.32% | |
| Velan Capital Investment Management Lp | 5.84% | 583,333 | $9,327,495 | $7,991,662 | -$1,335,833 | -14.32% | |
| Adage Capital Partners Gp, L.L.C. | 0.01% | 540,126 | $8,636,615 | $7,399,726 | -$1,236,889 | -14.32% | |
| Point72 Asset Management, L.P. | 0.01% | 533,965 | $8,538,100 | $7,315,321 | -$1,222,780 | -14.32% | |
| Millennium Management Llc | 0.01% | 533,889 | $8,536,885 | $7,314,279 | -$1,222,606 | -14.32% | |
| Armistice Capital, Llc | 0.25% | 478,827 | $7,656,444 | $6,559,930 | -$1,096,514 | -14.32% | |
| Siren, L.L.C. | 0.19% | 427,141 | $6,829,985 | $5,851,832 | -$978,153 | -14.32% | |
| Td Asset Management Inc | 0.01% | 399,184 | $6,382,952 | $5,468,821 | -$914,131 | -14.32% | |
| Ubs Group Ag | 0.00% | 381,419 | $6,098,890 | $5,225,440 | -$873,450 | -14.32% | |
| Rtw Investments, Lp | 0.06% | 370,246 | $5,920,234 | $5,072,370 | -$847,864 | -14.32% | |
| Boothbay Fund Management, Llc | 0.14% | 366,791 | $5,864,988 | $5,025,037 | -$839,951 | -14.32% | |
| Marshall Wace, Llp | 0.01% | 352,572 | $5,637,626 | $4,830,236 | -$807,390 | -14.32% | |
| Bvf Inc/Il | 0.17% | 339,549 | $5,429,389 | $4,651,821 | -$777,568 | -14.32% | |
| Great Point Partners Llc | 1.28% | 327,307 | $5,233,639 | $4,484,106 | -$749,533 | -14.32% | |
| Woodline Partners Lp | 0.02% | 323,911 | $5,179,337 | $4,437,581 | -$741,756 | -14.32% | |
| Fmr Llc | 0.00% | 322,600 | $5,158,374 | $4,419,620 | -$738,754 | -14.32% | |
| Ameriprise Financial Inc | 0.00% | 279,537 | $4,469,797 | $3,829,657 | -$640,140 | -14.32% | |
| Vanguard Capital Management Llc | 0.00% | 263,421 | $4,212,102 | $3,608,868 | -$603,234 | -14.32% | |
| Avidity Partners Management Lp | 0.79% | 265,934 | $3,486,395 | $3,643,296 | +$156,901 | +4.50% | |
| Adar1 Capital Management, Llc | 0.21% | 213,462 | $3,413,257 | $2,924,429 | -$488,828 | -14.32% | |
| Vivo Capital, Llc | 0.28% | 208,333 | $3,331,245 | $2,854,162 | -$477,083 | -14.32% | |
| Boone Capital Management Llc | 0.98% | 200,000 | $3,198,000 | $2,740,000 | -$458,000 | -14.32% | |
| Balyasny Asset Management L.P. | 0.01% | 194,616 | $3,111,910 | $2,666,239 | -$445,671 | -14.32% | |
| Stempoint Capital Lp | 0.59% | 188,700 | $3,017,313 | $2,585,190 | -$432,123 | -14.32% | |
| Diadema Partners Lp | 1.19% | 179,738 | $2,874,011 | $2,462,411 | -$411,600 | -14.32% | |
| Integral Health Asset Management, Llc | 0.14% | 167,000 | $2,670,330 | $2,287,900 | -$382,430 | -14.32% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 152,600 | $2,440,074 | $2,090,620 | -$349,454 | -14.32% |
| Citadel Advisors Llc | 0.00% | 152,516 | $2,438,731 | $2,089,469 | -$349,262 | -14.32% | |
| Sphera Funds Management Ltd. | 0.37% | 136,015 | $2,174,880 | $1,863,406 | -$311,475 | -14.32% | |
| Exoduspoint Capital Management, Lp | 0.02% | 120,529 | $1,927,259 | $1,651,247 | -$276,012 | -14.32% | |
| Sofinnova Investments, Inc. | 0.08% | 104,400 | $1,669,356 | $1,430,280 | -$239,076 | -14.32% | |
| Verdad Advisers, Lp | 1.72% | 95,330 | $1,524,327 | $1,306,021 | -$218,306 | -14.32% | |
| Geode Capital Management, Llc | 0.00% | 69,160 | $1,106,424 | $947,492 | -$158,932 | -14.36% | |
| Two Sigma Investments, Lp | 0.00% | 68,588 | $1,096,722 | $939,656 | -$157,066 | -14.32% | |
| Dimensional Fund Advisors Lp | 0.00% | 62,786 | $1,001,215 | $860,168 | -$141,047 | -14.09% | |
| Persistent Asset Partners Ltd | 0.36% | 58,182 | $930,330 | $797,093 | -$133,237 | -14.32% | |
| Vestal Point Capital, Lp | 0.02% | 53,439 | $854,490 | $732,114 | -$122,376 | -14.32% | |
| Trexquant Investment Lp | 0.01% | 50,712 | $810,885 | $694,754 | -$116,131 | -14.32% | |
| Xtx Topco Ltd | 0.01% | 47,851 | $765,137 | $655,559 | -$109,578 | -14.32% | |
| Creek Drive Management Group Llc | 0.45% | 45,000 | $719,550 | $616,500 | -$103,050 | -14.32% | |
| Bridgeway Capital Management, Llc | 0.01% | 44,900 | $717,951 | $615,130 | -$102,821 | -14.32% | |
| Artia Global Partners Lp | 0.15% | 42,080 | $672,859 | $576,496 | -$96,363 | -14.32% | |
| Jane Street Group, Llc | 0.00% | 33,628 | $537,712 | $460,704 | -$77,008 | -14.32% | |
| Vanguard Fiduciary Trust Co | 0.00% | 33,430 | $534,546 | $457,991 | -$76,555 | -14.32% |
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.