Tenax Therapeutics (TENX): 10% owner bought, ~$188K

~$188K
Approx. value · 107K sh @ $1.75: 4.85M
Holds after · shares reported

Traded: Aug 24, 2026
Filed: Aug 24, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

Jun 26, 2026Company filing · Form 8-K · Executive change, Other newsChanged a top executive or board member, and reported other company news“On June 26, 2026, the Board of Directors (the “Board”) of Tenax Therapeutics, Inc. (the “Company”), upon the recommendation of the Compensation Committee of the Board (the “Compensation Committee”), approved amendments to the employment agreements of Christopher Giordano, Thomas Staab, and Stuart Rich (collectively, the “Employment Agreement Amendments”).”
Jun 29, 2026Company filing · Form 8-K · Material agreementSigned an important agreement
Jul 31, 2026Company filing · Form 8-K · ResultsReported its results
Aug 20, 2026Insider · Largest insider buy since 201010% owner purchased ~$360K of TENX shares in the open market
Aug 21, 2026Insider · Largest insider buy since 201010% owner purchased ~$1.27M of TENX shares in the open market
Aug 24, 2026 · this disclosureInsider10% owner purchased ~$188K of TENX shares in the open market

What came next

Aug 31, 2026Insider10% owner purchased ~$723K of TENX shares in the open market
Sep 1, 2026Insider10% owner purchased ~$322K of TENX shares in the open market
Sep 2, 2026Insider10% owner purchased ~$338K of TENX shares in the open market
Sep 3, 2026Insider · Largest insider buy since 201010% owner purchased ~$1.6M of TENX shares in the open market
Sep 11, 2026Insider · 2 peopleInsiders: 2 purchases (~$22K)
Sep 15, 2026InsiderCEO purchased ~$8.8K of TENX shares in the open market
Sep 16, 2026Insider · 3 insiders in a week, 2nd time since 2010Director purchased ~$102K of TENX shares in the open market
Oct 9, 20265% stakeDellora Investments LP reported a passive stake (13G) of 6.4%
Oct 13, 20265% stakeSphera Funds Management Ltd. reported a passive stake (13G) of 7.1%
Oct 15, 20265% stakeMillennium Management LLC reported a passive stake (13G) of 3.6%
Oct 19, 2026Insider10% owner purchased ~$507K of TENX shares in the open market
Oct 20, 2026Insider10% owner purchased ~$406K of TENX shares in the open market
Oct 21, 2026Insider10% owner purchased ~$551K of TENX shares in the open market
Oct 27, 20265% stakeBlackRock, Inc. reported a passive stake (13G) of 7.5%
Nov 5, 2026Company filing · Form 8-K · ResultsReported its results
Nov 12, 20265% stakeAdage Capital Management, L.P. reported a passive stake (13G) of 2.3%

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Tenax Therapeutics

For Tenax Therapeutics, OQRO holds 14 insider filings (SEC Form 4 or Form 144) and 2 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its TENX page.

Other recent filings by ADAR1 Capital Management, LLC, 10% owner

The full history of ADAR1 Capital Management, LLC, 10% owner is on the profile page.

Other disclosures at Tenax Therapeutics

Everything OQRO holds on this company is on its TENX page.

Tenax Therapeutics (TENX): 10% owner bought ~$188K

The story around this disclosure

What came next

How to read SEC Form 4

What else is on file for Tenax Therapeutics

Other recent filings by ADAR1 Capital Management, LLC, 10% owner

How this filing works

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Other disclosures at Tenax Therapeutics

This is one filing. OQRO holds the rest