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TENX

TENAX THERAPEUTICS (TENX) stock: insider trades, news & valuation

Health Care · Strong buying
Close · Oct 9, 2026 $1.87 +0.5% on the day -75.9% over 12 months 52-week range $1.38 – $18.32

Share price and insider trades

TENX closeInsider buyInsider sale
05101520NovDecJan 2026FebMarAprMayJunJulAugSepOctBought $3,417 on 2025-11-19 · Christopher Thomas GiordanoBought $4,083 on 2025-11-20 · Christopher Thomas GiordanoBought $8,827 on 2026-09-15 · Christopher Thomas GiordanoBought $9,010 on 2025-12-02 · Stuart RichBought $13,620 on 2025-12-03 · Stuart RichBought $22,290 on 2026-09-11 · Christopher Thomas Giordano, Thomas R Staab IIBought $23,000 on 2025-12-04 · Stuart RichBought $25,250 on 2025-12-08 · Stuart RichBought $25,550 on 2025-12-09 · Stuart RichBought $41,069 on 2025-11-18 · Christopher Thomas Giordano, June Sherie AlmenoffBought $59,510 on 2025-11-17 · June Sherie Almenoff, Thomas McgauleyBought $101,760 on 2026-09-16 · Declan DooganBought $187,904 on 2026-08-24 · Daniel SchneebergerBought $322,304 on 2026-09-01 · Daniel SchneebergerBought $337,867 on 2026-09-02 · Daniel SchneebergerBought $359,781 on 2026-08-20 · Daniel SchneebergerBought $722,392 on 2026-08-31 · Daniel SchneebergerBought $1,267,973 on 2026-08-21 · Daniel SchneebergerBought $1,602,000 on 2026-09-03 · Adar1 Capital Management, Llc
Bought, 12 months$5.1M
Sold, 12 months$0
Insiders buying8
Insiders selling0

TENAX THERAPEUTICS insider trading at a glance (Oct 9, 2026): in the past 12 months, 8 insiders bought $5.1M and 0 sold $0 of TENX stock on the open market, including a cluster buy that began Aug 31, 2026.

TENX insider buying and selling by quarter

Open-market purchases (green, above the line) and sales (red, below), by trade date.

Q4 2025: $205K bought (15 trades)$205KQ4 2025Q1 2026Q2 2026Q3 2026: $4.9M bought (11 trades)$4.9MQ3 2026Q4 2026
QuarterBoughtPurchasesSoldSales
Q4 2026—0—0
Q3 2026$4.9M11—0
Q2 2026—0—0
Q1 2026—0—0
Q4 2025$205K15—0

Valuation, profit and volume

P/E (trailing)n/aSector median 24.7
Market value$70.0MBiotechnology
Profit margin0.0%Revenue growth —
Volume vs. 50-day0.2×Last 5 sessions
Insiders' paper profit+$80KOn all tracked purchases +1.6%

Summary

Over the past 12 months, 8 TENAX THERAPEUTICS, INC. insiders reported open-market purchases totaling $5.1M, while 0 insiders reported sales totaling $0. The most recent cluster buy began on Aug 31, 2026, when 4 insiders bought a combined $3.0M. Among insiders with enough purchase history to measure, June Sherie Almenoff (Director) has the highest Insider Score at 98.

TENX stock news and SEC filings

Recent 8-K filings and headlines. Tone is scored from the headline wording; “Policy” marks regulatory, trade or government topics.

Insider transactions

Open-market purchases and sales.

Filed Insider Type Shares Price Value Since Score
Sep 17SEC Declan DooganDirector Buy 53,00055,274 held (+2331%) $1.92 $102K -2.6% —
Sep 15SEC Christopher Thomas GiordanoCEO Buy 6,00017,324 held (+53%) $1.88 $11K -0.5% —
Sep 15SEC Thomas R Staab IICFO Buy 5,67515,675 held (+57%) $1.94 $11K -3.6% —
Sep 15SEC Christopher Thomas GiordanoCEO Buy 4,85022,174 held (+28%) $1.82 $9K +2.7% —
Sep 8SEC Adar1 Capital Management, Llc10% Owner Buy 900,0006,524,151 held (+16%) $1.78 $1.6M +5.1% 67
Sep 2SEC Daniel Schneeberger10% Owner Buy 403,5715,257,389 held (+8%) $1.79 $722K +4.5% 54
Sep 2SEC Daniel Schneeberger10% Owner Buy 187,7045,624,151 held (+3%) $1.80 $338K +3.9% 54
Sep 2SEC Daniel Schneeberger10% Owner Buy 179,0585,436,447 held (+3%) $1.80 $322K +3.9% 54
Aug 24SEC Daniel Schneeberger10% Owner Buy 716,3694,746,444 held (+18%) $1.77 $1.3M +5.6% 54
Aug 24SEC Daniel Schneeberger10% Owner Buy 202,1244,030,075 held (+5%) $1.78 $360K +5.1% 54
Aug 24SEC Daniel Schneeberger10% Owner Buy 107,3744,853,818 held (+2%) $1.75 $188K +6.9% 54
Dec 10SEC Stuart RichChief Medical Officer Buy 2,5005,266 held (+90%) $10.22 $26K -81.7% 92
Dec 10SEC Stuart RichChief Medical Officer Buy 2,5005,000 held (+100%) $10.10 $25K -81.5% 92
Dec 5SEC Stuart RichChief Medical Officer Buy 2,500new position $9.20 $23K -79.7% 92
Dec 5SEC Stuart RichChief Medical Officer Buy 1,5002,766 held (+118%) $9.08 $14K -79.4% 92
Dec 5SEC Stuart RichChief Medical Officer Buy 1,0001,266 held (+376%) $9.01 $9K -79.2% 92
Nov 20SEC June Sherie AlmenoffDirector Buy 1,9001,993 held (+2043%) $7.52 $14K -75.1% 98
Nov 20SEC Christopher Thomas GiordanoCEO Buy 1,612new position $7.75 $12K -75.9% —
Nov 20SEC Christopher Thomas GiordanoCEO Buy 5382,605 held (+26%) $7.59 $4K -75.4% —
Nov 20SEC Christopher Thomas GiordanoCEO Buy 4552,067 held (+28%) $7.51 $3K -75.1% —
Nov 20SEC June Sherie AlmenoffDirector Buy 93new position $7.15 $665 -73.8% 98
Nov 19SEC Thomas McgauleyCFO Buy 5,000new position $7.23 $36K -74.1% —
Nov 19SEC Thomas McgauleyCFO Buy 2,000new position $7.34 $15K -74.5% —
Nov 19SEC June Sherie AlmenoffDirector Buy 1,9001,993 held (+2043%) $7.52 $14K -75.1% 98
Nov 19SEC Thomas McgauleyCFO Buy 1,000new position $7.35 $7K -74.6% —
Nov 19SEC June Sherie AlmenoffDirector Buy 93new position $7.15 $665 -73.8% 98

Insiders at TENAX THERAPEUTICS, INC.

InsiderBoughtSoldLast filingScore
Daniel Schneeberger10% Owner $3.2M — Sep 2, 2026 54
Adar1 Capital Management, Llc10% Owner $1.6M — Sep 8, 2026 67
Declan DooganDirector $102K — Sep 17, 2026 —
Stuart RichChief Medical Officer $96K — Dec 10, 2025 92
Thomas McgauleyCFO $58K — Nov 19, 2025 —
Christopher Thomas GiordanoCEO $40K — Sep 15, 2026 —
June Sherie AlmenoffDirector $30K — Nov 20, 2025 98
Thomas R Staab IICFO $11K — Sep 15, 2026 —

Insider activity at other Health Care companies

Same sector, ranked by insider buying in the last 90 days.

  • SLBTSL Science Holding Ltd$10329.90B bought
  • KODKodiak Sciences Inc.$157M bought
  • ADRXADARx Pharmaceuticals, Inc.$87.7M bought
  • ATTOAttovia Therapeutics, Inc.$72.9M bought
  • MPLTMapLight Therapeutics, Inc.$65.5M bought
  • AVRAnteris Technologies Global Corp.$40.4M bought

TENX stock: common questions

Are TENAX THERAPEUTICS, INC. insiders buying TENX stock?

In the past 12 months, 8 insiders reported open-market purchases of TENX worth $5.1M. The latest was Director Declan Doogan bought $102K of TENX at $1.92 — first open-market purchase in our records; raises the stake by 2331%.

Are TENAX THERAPEUTICS, INC. insiders selling TENX stock?

0 insiders reported sales worth $0 over the same period.

Where does this data come from?

Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.

What is TENX's 52-week range?

Over the past year TENX has traded between $1.38 and $18.32. It last closed at $1.87 on Oct 9, 2026.