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TENX SCHEDULE 13G: SEC filing

ING Groep N.V. and ING Capital Markets LLC

Filed with the SEC on · accession 0001140361-26-034749

TENX filed a SCHEDULE 13G (schedule 13g) with the SEC on Aug 27, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +3.3% by the first close after the filing.

Summary of the filing

ING Groep N.V. and ING Capital Markets LLC filed a joint Schedule 13G reporting a passive ownership position in Tenax Therapeutics, Inc. The filing includes a joint filing agreement dated August 27, 2026.

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Key details

Subject companyTenax Therapeutics, Inc.
Reporting person / filerING Groep N.V.
Reporting person / filerING Capital Markets LLC
Authorized representative, ing groep n.v.Andreea Albu
Authorized representative, ing groep n.v.Ioana Adriana Barbu
Managing director, ing capital markets llcTyrel Tugade
Director, ing capital markets llcAnthony Masciangelo

How TENX stock reacted

Close before

$2.12

Aug 26, 2026

First close after

+3.30%

$2.19

5 trading days

-12.74%

$1.85

Since filing

-20.28%

$1.69

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Frequently asked questions

What did TENX file with the SEC on Aug 27, 2026?

TENX filed a SCHEDULE 13G (SEC filing). ING Groep N.V. and ING Capital Markets LLC filed a joint Schedule 13G reporting a passive ownership position in Tenax Therapeutics, Inc. The filing includes a joint filing agreement dated August 27, 2026.

How do I read a SCHEDULE 13G?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13G (schedule 13g): A report the company filed with the SEC (the US market regulator).

How did TENX stock react to this filing?

TENX closed at $2.12 before the filing and $2.19 on Aug 27, 2026 (+3.30%). Five trading days later: $1.85 (-12.74%).

Other TENX SEC filings

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