SEC Form 4 · Updated Daily
TENX
— TENAX THERAPEUTICS, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Schneeberger Daniel | 10%+ Owner | 6,524,151 | 2026-09-03 | P |
| ADAR1 Capital Management, LLC | 10%+ Owner | 6,524,151 | 2026-09-03 | P |
| Giordano Christopher Thomas | Director · Officer | 11,324 | 2026-07-13 | M |
| STAAB THOMAS R II | Officer | 10,000 | 2026-05-11 | A |
| Rich Stuart | Director · Officer | 5,266 | 2025-12-09 | P |
| MCGAULEY THOMAS | Officer | 5,000 | 2025-11-17 | P |
| Davidson Michael H. | Director | 2,881 | 2024-08-08 | P |
| Almenoff June Sherie | Director | 1,993 | 2025-11-18 | P |
| PROEHL GERALD T | Director | 1,667 | 2024-08-08 | P |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-03 | Schneeberger Daniel | Open-market buy | 900,000 | $1.78 | 6,524,151 |
| 2026-09-03 | ADAR1 Capital Management, LLC | Open-market buy | 900,000 | $1.78 | 6,524,151 |
| 2026-09-02 | Schneeberger Daniel | Open-market buy | 187,704 | $1.80 | 5,624,151 |
| 2026-09-02 | ADAR1 Capital Management, LLC | Open-market buy | 187,704 | $1.80 | 5,624,151 |
| 2026-09-01 | Schneeberger Daniel | Open-market buy | 179,058 | $1.80 | 5,436,447 |
| 2026-09-01 | ADAR1 Capital Management, LLC | Open-market buy | 179,058 | $1.80 | 5,436,447 |
| 2026-08-31 | Schneeberger Daniel | Open-market buy | 403,571 | $1.79 | 5,257,389 |
| 2026-08-31 | ADAR1 Capital Management, LLC | Open-market buy | 403,571 | $1.79 | 5,257,389 |
| 2026-08-24 | Schneeberger Daniel | Open-market buy | 107,374 | $1.75 | 4,853,818 |
| 2026-08-24 | ADAR1 Capital Management, LLC | Open-market buy | 107,374 | $1.75 | 4,853,818 |
| 2026-08-21 | Schneeberger Daniel | Open-market buy | 716,369 | $1.77 | 4,746,444 |
| 2026-08-21 | ADAR1 Capital Management, LLC | Open-market buy | 716,369 | $1.77 | 4,746,444 |
| 2026-08-20 | Schneeberger Daniel | Open-market buy | 202,124 | $1.78 | 4,030,075 |
| 2026-08-20 | ADAR1 Capital Management, LLC | Open-market buy | 202,124 | $1.78 | 4,030,075 |
| 2026-07-13 | Giordano Christopher Thomas | Option exercise (derivative) | 8,500 | $0.00 | 1,241,500 |
| 2026-07-13 | Giordano Christopher Thomas | Option exercise (derivative) | 219 | $0.00 | 218 |
| 2026-07-13 | Giordano Christopher Thomas | Option exercise | 8,500 | $5.94 | 11,324 |
| 2026-07-13 | Giordano Christopher Thomas | Option exercise | 219 | $3.55 | 2,824 |
| 2026-05-11 | STAAB THOMAS R II | Grant / award (derivative) | 450,000 | $0.00 | 450,000 |
| 2026-05-11 | STAAB THOMAS R II | Grant / award | 10,000 | $0.00 | 10,000 |
| 2026-01-30 | MCGAULEY THOMAS | Option exercise (derivative) | 50,000 | $0.00 | 50,000 |
| 2026-01-09 | Hunter Robyn | Grant / award (derivative) | 30,000 | $0.00 | 30,000 |
| 2026-01-09 | Doogan Declan | Grant / award (derivative) | 30,000 | $0.00 | 30,000 |
| 2026-01-09 | Almenoff June Sherie | Grant / award (derivative) | 30,000 | $0.00 | 30,000 |
| 2026-01-09 | PROEHL GERALD T | Grant / award (derivative) | 3,000 | $0.00 | 30,000 |
| 2026-01-09 | Rich Stuart | Grant / award (derivative) | 250,000 | $0.00 | 250,000 |
| 2026-01-09 | Giordano Christopher Thomas | Grant / award (derivative) | 450,000 | $0.00 | 450,000 |
| 2026-01-09 | Davidson Michael H. | Grant / award (derivative) | 30,000 | $0.00 | 30,000 |
| 2025-12-09 | Rich Stuart | Open-market buy | 2,500 | $10.22 | 5,266 |
| 2025-12-08 | Rich Stuart | Open-market buy | 2,500 | $10.10 | 5,000 |
| 2025-12-04 | Rich Stuart | Open-market buy | 2,500 | $9.20 | 2,500 |
| 2025-12-03 | Rich Stuart | Open-market buy | 1,500 | $9.08 | 2,766 |
| 2025-12-02 | Rich Stuart | Open-market buy | 1,000 | $9.01 | 1,266 |
| 2025-11-20 | Giordano Christopher Thomas | Open-market buy | 538 | $7.59 | 2,605 |
| 2025-11-19 | Giordano Christopher Thomas | Open-market buy | 455 | $7.51 | 2,067 |
| 2025-11-18 | Almenoff June Sherie | Open-market buy | 1,900 | $7.52 | 1,993 |
| 2025-11-18 | Almenoff June Sherie | Open-market buy | 1,900 | $7.52 | 1,993 |
| 2025-11-18 | Giordano Christopher Thomas | Open-market buy | 1,612 | $7.75 | 1,612 |
| 2025-11-17 | Almenoff June Sherie | Open-market buy | 93 | $7.15 | 93 |
| 2025-11-17 | MCGAULEY THOMAS | Open-market buy | 5,000 | $7.23 | 5,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.