Company · CIK 0000034956 · SIC 2834 — Pharmaceutical Preparations · Nasdaq
TENAX THERAPEUTICS, INC. · TENX
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 16, 2026 PForm 4 → | Sep 17, 9:30 pm EDT | Declan DooganDirector | 53,000 | $1.92 | $101,760 | 55,274 | +2,331% | |
| Sep 11, 2026 PForm 4 → | Sep 15, 9:38 pm EDT | Christopher Thomas GiordanoCEO, Director | 10,850 | $1.85 | $20,087 | 22,174 | +95.8% | |
| Sep 11, 2026 PForm 4 → | Sep 15, 9:30 pm EDT | Thomas R Staab IIChief Financial Officer | 5,675 | $1.94 | $10,981 | 15,675 | +56.8% | |
| Sep 3, 2026 PForm 4 → | Sep 8, 5:16 pm EDT | ADAR1 Capital Management, LLC +110% Owner | 900,000 | $1.78 | $1,604,160 | 6,524,151 | +16.0% | |
| Aug 31, 2026 PForm 4 → | Sep 2, 5:52 pm EDT | ADAR1 Capital Management, LLC +110% Owner | 770,333 | $1.79 | $1,381,750 | 5,624,151 | +15.9% | |
| Aug 20, 2026 PForm 4 → | Aug 24, 6:12 pm EDT | ADAR1 Capital Management, LLC +110% Owner | 1,025,867 | $1.77 | $1,814,147 | 4,853,818 | +26.8% | |
| Jul 13, 2026 MForm 4 → | Jul 14, 7:29 pm EDT | Christopher Thomas GiordanoCEO, Director | 8,719 | $5.88 | $51,267 | 11,324 | — | |
| Jul 31, 2018 DForm 4 → | Aug 7, 10:15 am EDT | Michael B JebsenCFO | 5,720 | $6.25 | $35,750 | 34,680 | — | plan? late |
| Mar 30, 2018 DForm 4 → | Apr 5, 8:08 pm EDT | Michael B JebsenCFO | 6,425 | $5.42 | $34,824 | 12,310 | — | plan? late |
| Dec 29, 2017 DForm 4 → | Jan 2, 2018, 1:51 pm EST | Michael B JebsenCFO | 98 | $0.43 | $42 | 68,264 | — | plan? |
| Dec 18, 2017 PForm 4 → | Dec 20, 9:50 am EST | Ronald R BlanckDirector | 12,950 | $0.4546 | $5,887 | 20,099 | +181% | plan? |
| Nov 14, 2017 SForm 4 → | Nov 20, 12:20 pm EST | Ronald R BlanckDirector | 12,950 | $0.39 | $5,051 | 7,149 | −64.4% | plan? late |
| Jul 31, 2017 DForm 4 → | Jul 31, 10:46 am EDT | Michael B JebsenCFO | 54 | $0.65 | $35 | 68,146 | — | plan? |
| Apr 15, 2017 DForm 4 → | Apr 18, 8:24 am EDT | Michael B JebsenCFO | 56 | $0.54 | $30 | 68,200 | — | plan? |
| Mar 15, 2017 AFForm 4 → | Mar 20, 7:29 pm EDT | John P KelleyChief Executive Officer, Director | 310,419 | $0.68 | $65,959 | 1,282,932 | — | plan? late |
| Dec 19, 2016 DForm 4 → | Dec 20, 10:12 am EST | Michael B JebsenCFO | 49 | $2.07 | $101 | 68,256 | — | plan? |
| Nov 22, 2016 PForm 4 → | Nov 29, 3:55 pm EST | Gerald T ProehlDirector | 29,882 | $1.67 | $49,969 | 29,882 | — | plan? late |
| Nov 21, 2016 DForm 4 → | Nov 22, 11:31 am EST | James P. MitchumDirector | 7,000 | $1.51 | $10,570 | 26,000 | — | plan? |
| Sep 30, 2016 DForm 4 → | Oct 20, 10:45 am EDT | Michael B JebsenCFO | 49 | $2.32 | $114 | 68,305 | — | plan? late |
| Aug 19, 2016 DForm 4 → | Aug 22, 3:01 pm EDT | Chris A RallisDirector | 10,000 | $2.50 | $25,000 | 14,490 | — | plan? |
| Jun 1, 2016 DForm 4 → | Oct 20, 10:41 am EDT | Michael B JebsenCFO | 55 | $2.72 | $150 | 68,354 | — | plan? late |
| May 23, 2016 DForm 4 → | May 27, 10:37 am EDT | Ronald R BlanckDirector | 3,500 | $2.62 | $9,170 | 20,099 | — | plan? late |
| May 1, 2016 AForm 4 → | Oct 20, 10:05 am EDT | Michael B JebsenCFO | 430 | $2.72 | $1,170 | 68,409 | — | plan? late |
| Feb 2, 2016 DForm 4 → | Apr 6, 9:54 am EDT | Ronald R BlanckDirector | 1,800 | $2.69 | $4,842 | 16,599 | — | plan? late |
| Feb 2, 2016 PForm 4 → | Feb 19, 4:30 pm EST | James P. MitchumDirector | 19,000 | $2.66 | $50,503 | 19,000 | — | plan? late |
| Jan 29, 2016 DForm 4 → | Apr 4, 1:37 pm EDT | Michael B JebsenCFO | 56 | $2.65 | $148 | 67,979 | — | plan? late |
| Nov 19, 2015 PForm 4 → | Nov 19, 1:11 pm EST | Ronald R BlanckDirector | 1,900 | $3.20 | $6,080 | 14,799 | +14.7% | plan? amended |
| Nov 19, 2015 PForm 4/A → | Nov 19, 12:33 pm EST | Ronald R BlanckDirector | 4,700 | $3.26 | $15,322 | 12,899 | +57.3% | plan? |
| Oct 31, 2015 DForm 4 → | Nov 9, 1:30 pm EST | Michael B JebsenCFO | 49 | $3.19 | $156 | 68,035 | — | plan? late |
| Jul 31, 2015 DForm 4 → | Aug 18, 12:53 pm EDT | Michael B JebsenCFO | 49 | $3.68 | $180 | 68,084 | — | plan? late |
| May 15, 2015 DForm 4 → | Jun 26, 9:22 am EDT | Michael B JebsenCFO | 430 | $3.42 | $1,471 | 68,133 | — | plan? late |
| May 15, 2015 DForm 4 → | May 15, 10:05 am EDT | Michael B JebsenCFO | 55 | $3.44 | $189 | 67,703 | — | plan? |
| Feb 13, 2015 DForm 4 → | Feb 18, 1:18 pm EST | Michael B JebsenCFO | 56 | $3.28 | $184 | 67,758 | — | plan? |
| Jan 20, 2015 PForm 4 → | Jan 20, 12:27 pm EST | Ronald R BlanckDirector | 2,000 | $3.49 | $6,980 | 10,199 | +24.4% | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 13, 2026 MForm 4 → | Jul 14, 7:29 pm EDT | Christopher Thomas GiordanoCEO, Director | 8,719 | — | — | 1,241,500 | — | |
| Apr 3, 2017 AForm 4 → | Apr 5, 6:30 pm EDT | Michael B JebsenInterim CEO, President and CFO | 200,000 | — | — | 200,000 | — | |
| Dec 15, 2016 AForm 4 → | Dec 20, 3:15 pm EST | Michael B JebsenChief Financial Officer | 150,000 | — | — | 150,000 | — | late |
| Dec 15, 2016 AForm 4 → | Dec 20, 3:13 pm EST | John P KelleyChief Executive Officer, Director | 120,000 | — | — | 120,000 | — | late |