TENXTENAX THERAPEUTICS, INC.
- Market cap
- $64.37M
- as of 2026-10-23
- Latest close
- $1.72
- as of 2026-10-23
- Sector
- Healthcare
- as of 2026-10-24
- Industry
- Biotechnology
- as of 2026-10-24
Cluster
4 insiders bought $1.74M between Sep 3 – Sep 16.
Under the default rule (14d · ≥2 insiders · all roles).
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | Holding change | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|---|
| ADAR1 Capital Management, LLC | Sep 3 | Sep 8 | P | 900,000 | $1.78 | Purchase +$1,604,160 | 6,524,151 | +16.0% | No | Form 4 |
| Staab Thomas R IIChief Financial Officer | Sep 11 | Sep 15 | P | 5,675 | $1.94 | Purchase +$10,981 | 15,675 | +56.8% | No | Form 4 |
| Giordano Christopher ThomasCEO | Sep 11 | Sep 15 | P | 6,000 | $1.88 | Purchase +$11,250 | 17,324 | +53.0% | No | Form 4 |
| Giordano Christopher ThomasCEO | Sep 15 | Sep 15 | P | 4,850 | $1.82 | Purchase +$8,837 | 22,174 | +28.0% | No | Form 4 |
| Doogan Declan | Sep 16 | Sep 17 | P | 53,000 | $1.92 | Purchase +$101,760 | 55,274 | +2330.7% | No | Form 4 |
Form 4 historysince 2024-05-21
Dashed line = amended filing (Form 4/A)
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| ADAR1 Capital Management, LLC | Oct 21 | Oct 21 | P | 331,979 | $1.66 | Purchase +$550,687 | 7,447,000 | No | Form 4 |
| ADAR1 Capital Management, LLC | Oct 20 | Oct 21 | P | 254,342 | $1.60 | Purchase +$405,726 | 7,115,021 | No | Form 4 |
| ADAR1 Capital Management, LLC | Oct 19 | Oct 21 | P | 336,528 | $1.51 | Purchase +$507,013 | 6,860,679 | No | Form 4 |
| Doogan Declan | Sep 16 | Sep 17 | P | 53,000 | $1.92 | Purchase +$101,760 | 55,274 | No | Form 4 |
| Giordano Christopher ThomasCEO | Sep 15 | Sep 15 | P | 4,850 | $1.82 | Purchase +$8,827 | 22,174 | No | Form 4 |
| Staab Thomas R IIChief Financial Officer | Sep 11 | Sep 15 | P | 5,675 | $1.94 | Purchase +$11,010 | 15,675 | No | Form 4 |
| Giordano Christopher ThomasCEO | Sep 11 | Sep 15 | P | 6,000 | $1.88 | Purchase +$11,280 | 17,324 | No | Form 4 |
| ADAR1 Capital Management, LLC | Sep 3 | Sep 8 | P | 900,000 | $1.78 | Purchase +$1,602,000 | 6,524,151 | No | Form 4 |
| Schneeberger Daniel | Sep 2 | Sep 2 | P | 187,704 | $1.80 | Purchase +$337,867 | 5,624,151 | No | Form 4 |
| Schneeberger Daniel | Sep 1 | Sep 2 | P | 179,058 | $1.80 | Purchase +$322,304 | 5,436,447 | No | Form 4 |
| Schneeberger Daniel | Aug 31 | Sep 2 | P | 403,571 | $1.79 | Purchase +$722,392 | 5,257,389 | No | Form 4 |
| Schneeberger Daniel | Aug 24 | Aug 24 | P | 107,374 | $1.75 | Purchase +$187,905 | 4,853,818 | No | Form 4 |
| Schneeberger Daniel | Aug 21 | Aug 24 | P | 716,369 | $1.77 | Purchase +$1,267,973 | 4,746,444 | No | Form 4 |
| Schneeberger Daniel | Aug 20 | Aug 24 | P | 202,124 | $1.78 | Purchase +$359,781 | 4,030,075 | No | Form 4 |
| Giordano Christopher ThomasCEO | Jul 13 | Jul 14 | M | 219 | $3.55 | $777 | 2,824 | No | Form 4 |
| Giordano Christopher ThomasCEO | Jul 13 | Jul 14 | M | 8,500 | $5.94 | $50,490 | 11,324 | No | Form 4 |
| Giordano Christopher ThomasCEO | Jul 13 | Jul 14 | M · derivative | 219 | $3.55 | $777 | 218 | No | Form 4 |
| Giordano Christopher ThomasCEO | Jul 13 | Jul 14 | M · derivative | 8,500 | $5.94 | $50,490 | 1,241,500 | No | Form 4 |
| Staab Thomas R IIChief Financial Officer | May 11 | May 13 | A | 10,000 | $0.00 | $0 | 10,000 | No | Form 4 |
| Staab Thomas R IIChief Financial Officer | May 11 | May 13 | A · derivative | 450,000 | $11.95 | $5,377,500 | 450,000 | No | Form 4 |
| Mcgauley ThomasInterim CFO | Jan 30 | Feb 3 | M · derivative | 50,000 | $12.51 | $625,500 | 50,000 | No | Form 4 |
| Proehl Gerald T | Jan 9 | Jan 13 | A · derivative | 3,000 | $13.30 | $39,900 | 30,000 | No | Form 4 |
| Almenoff June Sherie | Jan 9 | Jan 13 | A · derivative | 30,000 | $13.30 | $399,000 | 30,000 | No | Form 4 |
| Davidson Michael H. | Jan 9 | Jan 13 | A · derivative | 30,000 | $13.30 | $399,000 | 30,000 | No | Form 4 |
| Doogan Declan | Jan 9 | Jan 13 | A · derivative | 30,000 | $13.30 | $399,000 | 30,000 | No | Form 4 |
| Hunter Robyn | Jan 9 | Jan 13 | A · derivative | 30,000 | $13.30 | $399,000 | 30,000 | No | Form 4 |
| Rich StuartChief Medical Officer | Jan 9 | Jan 13 | A · derivative | 250,000 | $13.30 | $3,325,000 | 250,000 | No | Form 4 |
| Giordano Christopher ThomasCEO | Jan 9 | Jan 13 | A · derivative | 450,000 | $13.30 | $5,985,000 | 450,000 | No | Form 4 |
| Rich StuartChief Medical Officer | Dec 9, 2025 | Dec 10, 2025 | P | 2,500 | $10.22 | Purchase +$25,550 | 5,266 | No | Form 4 |
| Rich StuartChief Medical Officer | Dec 8, 2025 | Dec 10, 2025 | P | 2,500 | $10.10 | Purchase +$25,250 | 5,000 | No | Form 4 |
| Rich StuartChief Medical Officer | Dec 4, 2025 | Dec 5, 2025 | P | 2,500 | $9.20 | Purchase +$23,000 | 2,500 | No | Form 4 |
| Rich StuartChief Medical Officer | Dec 3, 2025 | Dec 5, 2025 | P | 1,500 | $9.08 | Purchase +$13,620 | 2,766 | No | Form 4 |
| Rich StuartChief Medical Officer | Dec 2, 2025 | Dec 5, 2025 | P | 1,000 | $9.01 | Purchase +$9,010 | 1,266 | No | Form 4 |
| Giordano Christopher ThomasCEO | Nov 20, 2025 | Nov 20, 2025 | P | 538 | $7.59 | Purchase +$4,083 | 2,605 | No | Form 4 |
| Giordano Christopher ThomasCEO | Nov 19, 2025 | Nov 20, 2025 | P | 455 | $7.51 | Purchase +$3,417 | 2,067 | No | Form 4 |
| Almenoff June Sherie | Nov 18, 2025 | Nov 20, 20254/A | P | 1,900 | $7.52 | Purchase +$14,288 | 1,993 | No | Form 4/A |
| Giordano Christopher ThomasCEO | Nov 18, 2025 | Nov 20, 2025 | P | 1,612 | $7.75 | Purchase +$12,493 | 1,612 | No | Form 4 |
| Almenoff June Sherie | Nov 17, 2025 | Nov 20, 20254/A | P | 93 | $7.15 | Purchase +$665 | 93 | No | Form 4/A |
| Mcgauley ThomasInterim CFO | Nov 17, 2025 | Nov 19, 2025 | P | 2,000 | $7.34 | Purchase +$14,680 | 2,000 | No | Form 4 |
| Mcgauley ThomasInterim CFO | Nov 17, 2025 | Nov 19, 2025 | P | 1,000 | $7.35 | Purchase +$7,350 | 1,000 | No | Form 4 |
| Mcgauley ThomasInterim CFO | Nov 17, 2025 | Nov 19, 2025 | P | 5,000 | $7.23 | Purchase +$36,150 | 5,000 | No | Form 4 |
| Hunter Robyn | Jul 1, 2025 | Jul 3, 2025 | A · derivative | 80,000 | $5.75 | $460,000 | 80,000 | No | Form 4 |
| Proehl Gerald T | Jul 1, 2025 | Jul 3, 2025 | A · derivative | 80,000 | $5.75 | $460,000 | 80,000 | No | Form 4 |
| Doogan Declan | Jul 1, 2025 | Jul 3, 2025 | A · derivative | 80,000 | $5.75 | $460,000 | 80,000 | No | Form 4 |
| Davidson Michael H. | Jul 1, 2025 | Jul 3, 2025 | A · derivative | 80,000 | $5.75 | $460,000 | 80,000 | No | Form 4 |
| Almenoff June Sherie | Jul 1, 2025 | Jul 3, 2025 | A · derivative | 80,000 | $5.75 | $460,000 | 80,000 | No | Form 4 |
| Giordano Christopher ThomasCEO | May 16, 2025 | May 20, 2025 | A · derivative | 1,400,000 | $5.89 | $8,246,000 | 1,400,000 | No | Form 4 |
| Rich StuartChief Medical Officer | May 16, 2025 | May 20, 2025 | A · derivative | 625,000 | $5.89 | $3,681,250 | 625,000 | No | Form 4 |
| Almenoff June Sherie | Dec 10, 2024 | Dec 12, 2024 | A · derivative | 100,000 | $5.94 | $594,000 | 100,000 | No | Form 4 |
| Davidson Michael H. | Dec 10, 2024 | Dec 12, 2024 | A · derivative | 100,000 | $5.94 | $594,000 | 100,000 | No | Form 4 |
| Doogan Declan | Dec 10, 2024 | Dec 12, 2024 | A · derivative | 100,000 | $5.94 | $594,000 | 100,000 | No | Form 4 |
| Giordano Christopher ThomasCEO | Dec 10, 2024 | Dec 12, 2024 | A · derivative | 1,250,000 | $5.94 | $7,425,000 | 1,250,000 | No | Form 4 |
| Hunter Robyn | Dec 10, 2024 | Dec 12, 2024 | A · derivative | 100,000 | $5.94 | $594,000 | 100,000 | No | Form 4 |
| Proehl Gerald T | Dec 10, 2024 | Dec 12, 2024 | A · derivative | 100,000 | $5.94 | $594,000 | 100,000 | No | Form 4 |
| Rich StuartChief Medical Officer | Dec 10, 2024 | Dec 12, 2024 | A · derivative | 500,000 | $5.94 | $2,970,000 | 500,000 | No | Form 4 |
| Davidson Michael H. | Aug 8, 2024 | Aug 8, 2024 | P | 2,500 | not reported | Purchase not reported | 2,881 | No | Form 4 |
| Davidson Michael H. | Aug 8, 2024 | Aug 8, 2024 | P · derivative | 47,500 | $0.01 | Purchase +$475 | 47,500 | No | Form 4 |
| Davidson Michael H. | Aug 8, 2024 | Aug 8, 2024 | P · derivative | 25,000 | $4.50 | Purchase +$112,500 | 25,000 | No | Form 4 |
| Proehl Gerald T | Aug 8, 2024 | Aug 8, 2024 | P | 1,666 | not reported | Purchase not reported | 1,667 | No | Form 4 |
| Proehl Gerald T | Aug 8, 2024 | Aug 8, 2024 | P · derivative | 31,654 | $0.01 | Purchase +$317 | 31,654 | No | Form 4 |
| Proehl Gerald T | Aug 8, 2024 | Aug 8, 2024 | P · derivative | 16,660 | $4.50 | Purchase +$74,970 | 16,660 | No | Form 4 |
| Giordano Christopher ThomasCEO | May 17, 2024 | May 21, 2024 | A · derivative | 437 | $3.55 | $1,551 | 437 | No | Form 4 |
| Rich StuartChief Medical Officer | May 17, 2024 | May 21, 2024 | A · derivative | 119 | $3.55 | $422 | 119 | No | Form 4 |