Tenax Therapeutics, Inc.
TENXHealthcare|Biotechnology|US
$1.69
+0.06 (+3.68%)
DCF Value
$2.35
Tangible Book / Share
$2.03
Cash / Share
$2.13
Ownership Breakdown
99.8%
Float
26.5M
Shares Outstanding
26.5M
Float Shares
Major Holders (40)
Combined: 313.1%
Holders of 5%+ from their latest Schedule 13D/13G filing in the last two years. Percentages are as of each filing date.
| Holder | Type | % of Class | Shares | Filed | Filing |
|---|---|---|---|---|---|
| Daniel Schneeberger | HC, IN | 14.00% | 5,257,389 | Sep 8, 2026 | 13D/G |
| ADAR1 Capital Management, LLC | IA, OO | 14.00% | 5,257,389 | Sep 8, 2026 | 13D/G |
| BVF Inc/Il | Corporation | 9.99% | 3,110,363 | Aug 14, 2026 | 13D/G |
| BVF Partners L P/Il | IA, PN | 9.99% | 3,110,363 | Aug 14, 2026 | 13D/G |
| Lampert Mark N | Individual | 9.99% | 3,110,363 | Aug 14, 2026 | 13D/G |
| Janus Henderson Group PLC | IA, HC | 9.99% | 623,733 | Dec 8, 2025 | 13D/G |
| Roderick Wong, M.D. | HC, IN | 9.99% | 418,440 | May 15, 2025 | 13D/G |
| BVF GP Holdings LLC | Other | 9.98% | 3,108,231 | Aug 14, 2026 | 13D/G |
| Roderick Wong | HC, IN | 9.90% | 2,866,654 | Aug 14, 2026 | 13D/G |
| RTW Investments, LP | IA, PN | 9.90% | 2,866,654 | Aug 14, 2026 | 13D/G |
| Ryan Wilder | HC, IN | 9.90% | 2,470,096 | Nov 14, 2025 | 13D/G |
| Vestal Point Capital, LP | IA, PN | 9.90% | 2,470,096 | Nov 14, 2025 | 13D/G |
| Bong Y Koh | Individual | 9.90% | 417,541 | May 15, 2025 | 13D/G |
| Janus Henderson Biotech Innovation Master Fund Ltd | Investment company | 9.90% | 396,642 | May 14, 2025 | 13D/G |
| Jeff Easton | Individual | 9.90% | 375,000 | Nov 14, 2024 | 13D/G |
| BVF I GP LLC | Other | 9.50% | 2,966,661 | Aug 14, 2026 | 13D/G |
| Biotechnology Value Fund L P | Partnership | 9.50% | 2,966,661 | Aug 14, 2026 | 13D/G |
| Vivo Opportunity Fund Holdings, L.P. | Partnership | 9.00% | 3,458,327 | Aug 14, 2026 | 13D/G |
| Vivo Opportunity, LLC | Other | 9.00% | 3,458,327 | Aug 14, 2026 | 13D/G |
| BlackRock, Inc. | Holding company | 7.50% | 2,804,788 | Oct 27, 2026 | 13D/G |
| Sphera Funds Management Ltd. | Corporation | 7.09% | 2,663,296 | Oct 13, 2026 | 13D/G |
| Sphera Global Healthcare GP Ltd. | Corporation | 7.09% | 2,663,296 | Oct 13, 2026 | 13D/G |
| Sphera Global Healthcare Management LP | Partnership | 7.09% | 2,663,296 | Oct 13, 2026 | 13D/G |
| Adage Capital Management, L.P. | IA, PN | 6.81% | 1,899,495 | Aug 12, 2026 | 13D/G |
| Phillip Gross | HC, IN | 6.81% | 1,899,495 | Aug 12, 2026 | 13D/G |
| Robert Atchinson | HC, IN | 6.81% | 1,899,495 | Aug 12, 2026 | 13D/G |
| Dellora Investments LP | IA, HC | 6.40% | 2,400,000 | Oct 9, 2026 | 13D/G |
| Kevin Pyun | HC, IN | 6.40% | 2,400,000 | Oct 9, 2026 | 13D/G |
| Dellora Investments Master Fund LP | Partnership | 5.50% | 2,061,000 | Oct 9, 2026 | 13D/G |
| S.H.N. Financial Investments Ltd. | Non-US institution | 4.99% | 179,050 | Mar 18, 2025 | 13D/G |
| Bong Y. Koh | Individual | 4.70% | 1,574,892 | Aug 14, 2026 | 13D/G |
| Nimish Shah | Individual | 4.70% | 1,574,892 | Aug 14, 2026 | 13D/G |
| VHCP Management EG, LLC | Other | 4.70% | 1,574,892 | Aug 14, 2026 | 13D/G |
| VHCP Management III, LLC | Other | 4.70% | 1,574,892 | Aug 14, 2026 | 13D/G |
| Venrock Healthcare Capital Partners EG, L.P. | Partnership | 4.70% | 1,574,892 | Aug 14, 2026 | 13D/G |
| VHCP Co-Investment Holdings III, LLC | Other | 4.70% | 1,574,892 | Aug 14, 2026 | 13D/G |
| Venrock Healthcare Capital Partners III, L.P. | Partnership | 4.70% | 1,574,892 | Aug 14, 2026 | 13D/G |
| Perceptive Life Sciences Master Fund, Ltd. | Corporation | 4.50% | 1,700,000 | Aug 14, 2026 | 13D/G |
| Joseph Edelman | Individual | 4.50% | 1,700,000 | Aug 14, 2026 | 13D/G |
| Perceptive Advisors LLC | Investment adviser | 4.50% | 1,700,000 | Aug 14, 2026 | 13D/G |
Insider Trades (100)
Last 4 quarters: 5,030,293 acquired · 8,719 disposed
| Insider | Position | Date | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| ADAR1 Capital Management, LLC | 10 percent owner | Oct 21, 2026 | BUY | 331,979 | $1.66 | $550.7K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Oct 20, 2026 | BUY | 254,342 | $1.60 | $405.7K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Oct 19, 2026 | BUY | 336,528 | $1.51 | $507.0K | Form 4 |
| Doogan Declan | director | Sep 16, 2026 | BUY | 53,000 | $1.92 | $101.8K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Sep 15, 2026 | BUY | 4,850 | $1.82 | $8.8K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Sep 11, 2026 | BUY | 6,000 | $1.88 | $11.3K | Form 4 |
| STAAB THOMAS R II | Chief Financial Officer | Sep 11, 2026 | BUY | 5,675 | $1.94 | $11.0K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Sep 3, 2026 | BUY | 900,000 | $1.78 | $1.6M | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Sep 2, 2026 | BUY | 187,704 | $1.80 | $337.6K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Sep 1, 2026 | BUY | 179,058 | $1.80 | $321.6K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Aug 31, 2026 | BUY | 403,571 | $1.79 | $722.6K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Aug 24, 2026 | BUY | 107,374 | $1.75 | $188.4K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Aug 21, 2026 | BUY | 716,369 | $1.77 | $1.3M | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Aug 20, 2026 | BUY | 202,124 | $1.78 | $359.5K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Aug 20, 2026 | OTHER | 0 | — | — | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Aug 8, 2024 | OTHER | 31,096 | $4.50 | $139.9K | Form 4 |
| ADAR1 Capital Management, LLC | 10 percent owner | Aug 8, 2024 | OTHER | 59,073 | $0.01 | $590.73 | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Jul 13, 2026 | OPTION EX. | 8,500 | $5.94 | $50.5K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Jul 13, 2026 | OPTION EX. | 8,500 | $5.94 | $50.5K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Jul 13, 2026 | OPTION EX. | 219 | $3.55 | $777.23 | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Jul 13, 2026 | OPTION EX. | 219 | $3.55 | $777.23 | Form 4 |
| STAAB THOMAS R II | Chief Financial Officer | May 11, 2026 | AWARD | 450,000 | $11.95 | $5.4M | Form 4 |
| STAAB THOMAS R II | Chief Financial Officer | May 11, 2026 | AWARD | 10,000 | — | — | Form 4 |
| STAAB THOMAS R II | Chief Financial Officer | May 11, 2026 | OTHER | 0 | — | — | Form 4 |
| MCGAULEY THOMAS | Interim CFO | Jan 30, 2026 | OPTION EX. | 50,000 | $12.51 | $625.5K | Form 4 |
| Davidson Michael H. | director | Jan 9, 2026 | AWARD | 30,000 | $13.30 | $399.0K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Jan 9, 2026 | AWARD | 450,000 | $13.30 | $6.0M | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | Jan 9, 2026 | AWARD | 250,000 | $13.30 | $3.3M | Form 4 |
| PROEHL GERALD T | director | Jan 9, 2026 | AWARD | 3,000 | $13.30 | $39.9K | Form 4 |
| Almenoff June Sherie | director | Jan 9, 2026 | AWARD | 30,000 | $13.30 | $399.0K | Form 4 |
| Doogan Declan | director | Jan 9, 2026 | AWARD | 30,000 | $13.30 | $399.0K | Form 4 |
| Hunter Robyn | director | Jan 9, 2026 | AWARD | 30,000 | $13.30 | $399.0K | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | Dec 9, 2025 | BUY | 2,500 | $10.22 | $25.5K | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | Dec 8, 2025 | BUY | 2,500 | $10.10 | $25.3K | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | Dec 3, 2025 | BUY | 1,500 | $9.08 | $13.6K | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | Dec 4, 2025 | BUY | 2,500 | $9.20 | $23.0K | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | Dec 2, 2025 | BUY | 1,000 | $9.01 | $9.0K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Nov 20, 2025 | BUY | 538 | $7.59 | $4.1K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Nov 19, 2025 | BUY | 455 | $7.51 | $3.4K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Nov 18, 2025 | BUY | 1,612 | $7.75 | $12.5K | Form 4 |
| MCGAULEY THOMAS | Interim CFO | Nov 17, 2025 | BUY | 5,000 | $7.23 | $36.1K | Form 4 |
| MCGAULEY THOMAS | Interim CFO | Nov 17, 2025 | BUY | 2,000 | $7.34 | $14.7K | Form 4 |
| MCGAULEY THOMAS | Interim CFO | Nov 17, 2025 | BUY | 1,000 | $7.35 | $7.3K | Form 4 |
| Almenoff June Sherie | director | Nov 18, 2025 | BUY | 1,900 | $7.52 | $14.3K | Form 4 |
| Almenoff June Sherie | director | Nov 17, 2025 | BUY | 93 | $7.15 | $664.95 | Form 4 |
| Almenoff June Sherie | director | Jul 1, 2025 | AWARD | 80,000 | $5.75 | $460.0K | Form 4 |
| Davidson Michael H. | director | Jul 1, 2025 | AWARD | 80,000 | $5.75 | $460.0K | Form 4 |
| Doogan Declan | director | Jul 1, 2025 | AWARD | 80,000 | $5.75 | $460.0K | Form 4 |
| PROEHL GERALD T | director | Jul 1, 2025 | AWARD | 80,000 | $5.75 | $460.0K | Form 4 |
| Hunter Robyn | director | Jul 1, 2025 | AWARD | 80,000 | $5.75 | $460.0K | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | May 16, 2025 | AWARD | 625,000 | $5.89 | $3.7M | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | May 16, 2025 | AWARD | 1,400,000 | $5.89 | $8.2M | Form 4 |
| Dellora Investments LP | Mar 5, 2025 | OTHER | 0 | — | — | Form 4 | |
| Dellora Investments LP | 10 percent owner | Jan 8, 2025 | OTHER | 0 | — | — | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | Dec 10, 2024 | AWARD | 500,000 | $5.94 | $3.0M | Form 4 |
| PROEHL GERALD T | director | Dec 10, 2024 | AWARD | 100,000 | $5.94 | $594.0K | Form 4 |
| Hunter Robyn | director | Dec 10, 2024 | AWARD | 100,000 | $5.94 | $594.0K | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | Dec 10, 2024 | AWARD | 1,250,000 | $5.94 | $7.4M | Form 4 |
| Doogan Declan | director | Dec 10, 2024 | AWARD | 100,000 | $5.94 | $594.0K | Form 4 |
| Davidson Michael H. | director | Dec 10, 2024 | AWARD | 100,000 | $5.94 | $594.0K | Form 4 |
| Almenoff June Sherie | director | Dec 10, 2024 | AWARD | 100,000 | $5.94 | $594.0K | Form 4 |
| MCGAULEY THOMAS | Interim CFO | Dec 2, 2024 | OTHER | 0 | — | — | Form 4 |
| PROEHL GERALD T | director | Aug 8, 2024 | BUY | 31,654 | $0.01 | $316.54 | Form 4 |
| PROEHL GERALD T | director | Aug 8, 2024 | BUY | 16,660 | $4.50 | $75.0K | Form 4 |
| PROEHL GERALD T | director | Aug 8, 2024 | BUY | 1,666 | $3.00 | $5.0K | Form 4 |
| Davidson Michael H. | director | Aug 8, 2024 | BUY | 47,500 | $0.01 | $475.00 | Form 4 |
| Davidson Michael H. | director | Aug 8, 2024 | BUY | 25,000 | $4.50 | $112.5K | Form 4 |
| Davidson Michael H. | director | Aug 8, 2024 | BUY | 2,500 | $3.00 | $7.5K | Form 4 |
| Rich Stuart | director, officer: Chief Medical Officer | May 17, 2024 | AWARD | 119 | $3.55 | $422.33 | Form 4 |
| Giordano Christopher Thomas | director, officer: CEO | May 17, 2024 | AWARD | 437 | $3.55 | $1.6K | Form 4 |
| HOFFMAN LAWRENCE R | Interim CFO | Jan 11, 2024 | DISPOSED | 0 | — | — | Form 4 |
| Rich Stuart | director, 10 percent owner, officer: Chief Medical Officer | Sep 21, 2022 | GIFT | 1,909,585 | — | — | Form 4 |
| Rich Stuart | director, 10 percent owner, officer: Chief Medical Officer | Sep 21, 2022 | GIFT | 1,909,585 | — | — | Form 4 |
| Doogan Declan | director: | Aug 11, 2022 | GIFT | 567,871 | — | — | Form 4 |
| Rich Stuart | director, 10 percent owner, officer: Chief Medical Officer | Jun 9, 2022 | AWARD | 100,000 | $0.62 | $62.0K | Form 4 |
| Rich Stuart | director: Chief Medical Officer | Jun 9, 2022 | AWARD | 100,000 | — | — | Form 4 |
| PROEHL GERALD T | director | Jun 9, 2022 | AWARD | 5,000 | $0.62 | $3.1K | Form 4 |
| PROEHL GERALD T | director: | Jun 9, 2022 | AWARD | 5,000 | — | — | Form 4 |
| Hunter Robyn | director | Jun 9, 2022 | AWARD | 6,250 | $0.62 | $3.9K | Form 4 |
| Hunter Robyn | director: | Jun 9, 2022 | AWARD | 6,250 | — | — | Form 4 |
| Giordano Christopher Thomas | director: CEO | Jun 9, 2022 | AWARD | 200,000 | — | — | Form 4 |
| Doogan Declan | director: | Jun 9, 2022 | AWARD | 5,000 | — | — | Form 4 |
| Davidson Michael H. | director: | Jun 9, 2022 | AWARD | 5,000 | — | — | Form 4 |
| Davidson Michael H. | director | Jun 9, 2022 | AWARD | 5,000 | $0.62 | $3.1K | Form 4 |
| Almenoff June Sherie | director | Jun 9, 2022 | AWARD | 5,000 | $0.62 | $3.1K | Form 4 |
| Almenoff June Sherie | director: | Jun 9, 2022 | AWARD | 5,000 | — | — | Form 4 |
| Boyd Steven | director: | May 18, 2022 | AWARD | 10,596,027 | — | — | Form 4 |
| Boyd Steven | director: | May 18, 2022 | DISPOSED | 2,072,538 | — | — | Form 4 |
| Almenoff June Sherie | director | Feb 25, 2021 | DISPOSED | 0 | — | — | Form 4 |
| Hunter Robyn | director | Jan 28, 2022 | DISPOSED | 0 | — | — | Form 4 |
| Rich Stuart | director, 10 percent owner, officer: Chief Medical Officer | Oct 12, 2021 | GIFT | 1,909,585 | — | — | Form 4 |
| Rich Stuart | director, 10 percent owner, officer: Chief Medical Officer | Nov 29, 2021 | GIFT | 1,909,585 | — | — | Form 4 |
| Rich Stuart | director, 10 percent owner, officer: Chief Medical Officer | Oct 12, 2021 | GIFT | 1,909,585 | — | — | Form 4 |
| Rich Stuart | director, 10 percent owner, officer: Chief Medical Officer | Nov 29, 2021 | GIFT | 1,909,585 | — | — | Form 4 |
| Lurier Eliot M | Interim CFO | Oct 29, 2021 | DISPOSED | 0 | — | — | Form 4 |
| Doogan Declan | director, 10 percent owner: | Jun 30, 2021 | GIFT | 567,871 | — | — | Form 4 |
| Giordano Chrisopher Thomas | director, officer: CEO | Jul 14, 2021 | DISPOSED | 250,000 | $1.97 | $492.5K | Form 4 |
| ARMISTICE CAPITAL, LLC | director | Jul 8, 2021 | AWARD | 4,773,269 | $1.97 | $9.4M | Form 4 |
| ARMISTICE CAPITAL, LLC | director | Jul 8, 2021 | AWARD | 4,773,269 | $0.00 | $477.33 | Form 4 |
| DiTonno Anthony A | director, officer: CEO | Jul 6, 2021 | AWARD | 50,000 | $1.97 | $98.5K | Form 4 |