CIK 0000034956 · Non-accelerated filer<br>Smaller reporting company
TENAX THERAPEUTICS, INC.
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- TENX
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 262593535
- Phone
- 919-855-2100
- Business address
- 101 GLEN LENNOX DRIVE, SUITE 300, CHAPEL HILL, NC, 27517
- Former names
- OXYGEN BIOTHERAPEUTICS, INC., SYNTHETIC BLOOD INTERNATIONAL INC
- Open-market buys, last 90 days
- $6,396,312
- in 7 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Net +$6,396,312. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 73 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-01-30 | MCGAULEY THOMAS Interim CFO | Option exercise · Stock Option (right to buy) | +50,000 | 50,000 | ||
| 2026-01-09 | Giordano Christopher Thomas CEO | Grant or award · Stock Option (right to buy) | +450,000 | 450,000 | ||
| 2026-01-09 | Rich Stuart Chief Medical Officer | Grant or award · Stock Option (right to buy) | +250,000 | 250,000 | ||
| 2026-01-09 | Hunter Robyn Director | Grant or award · Stock Option (right to buy) | +30,000 | 30,000 | ||
| 2026-01-09 | Doogan Declan Director | Grant or award · Stock Option (right to buy) | +30,000 | 30,000 | ||
| 2026-01-09 | Davidson Michael H. Director | Grant or award · Stock Option (right to buy) | +30,000 | 30,000 | ||
| 2026-01-09 | Almenoff June Sherie Director | Grant or award · Stock Option (right to buy) | +30,000 | 30,000 | ||
| 2026-01-09 | PROEHL GERALD T Director | Grant or award · Stock Option (right to buy) | +3,000 | 30,000 | ||
| 2025-12-09 | Rich Stuart Chief Medical Officer | Purchase | +2,500 | $10.22 | $26K | 5,266 |
| 2025-12-08 | Rich Stuart Chief Medical Officer | Purchase | +2,500 | $10.10 | $25K | 5,000 |
| 2025-12-04 | Rich Stuart Chief Medical Officer | Purchase | +2,500 | $9.20 | $23K | 2,500 |
| 2025-12-03 | Rich Stuart Chief Medical Officer | Purchase | +1,500 | $9.08 | $14K | 2,766 |
| 2025-12-02 | Rich Stuart Chief Medical Officer | Purchase | +1,000 | $9.01 | $9K | 1,266 |
| 2025-11-20 | Giordano Christopher Thomas CEO | Purchase | +538 | $7.59 | $4K | 2,605 |
| 2025-11-19 | Giordano Christopher Thomas CEO | Purchase | +455 | $7.51 | $3K | 2,067 |
| 2025-11-18 | Giordano Christopher Thomas CEO | Purchase | +1,612 | $7.75 | $13K | 1,612 |
| 2025-11-18 | Almenoff June Sherie Director | Purchase | +1,900 | $7.52 | $14K | 1,993 |
| 2025-11-18 | Almenoff June Sherie Director | Purchase | +1,900 | $7.52 | $14K | 1,993 |
| 2025-11-17 | Almenoff June Sherie Director | Purchase | +93 | $7.15 | $665 | 93 |
| 2025-11-17 | MCGAULEY THOMAS Interim CFO | Purchase | +2,000 | $7.34 | $15K | 2,000 |
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