BIOTECHNOLOGY VALUE FUND L P - 31 Dec 2025 SCHEDULE 13G/A Report for TENAX THERAPEUTICS, INC. Common Stock, $0.0001 par value per share (TENX)

Filing Manager
BIOTECHNOLOGY VALUE FUND L P
Reporting Manager
BVF PARTNERS L P/IL
Security
TENAX THERAPEUTICS, INC. Common Stock, $0.0001 par value per share
Symbol
TENX
Shares outstanding
7,689,690 shares
Disclosed Ownership
768,200 shares
Ownership
10%
Form type
SCHEDULE 13G/A
Filing time
17 Feb 2026, 16:27:03 UTC
Date of event
31 Dec 2025
SEC
View on sec.gov

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Quoteable Key Fact

"BIOTECHNOLOGY VALUE FUND L P disclosed 10% ownership in TENAX THERAPEUTICS, INC. Common Stock, $0.0001 par value per share (TENX) on 31 Dec 2025."

Quick Takeaways

  • BIOTECHNOLOGY VALUE FUND L P filed SCHEDULE 13G/A for TENAX THERAPEUTICS, INC. Common Stock, $0.0001 par value per share (TENX).
  • Disclosed ownership: 10%.
  • Date of event: 31 Dec 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 17 Feb 2026, 16:27.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (10)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
BIOTECHNOLOGY VALUE FUND L P 7.8% 596,433 0 596,433 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF I GP LLC 7.8% 596,433 0 596,433 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BIOTECHNOLOGY VALUE FUND II LP 2.3% 165,382 0 165,382 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF II GP LLC 2.3% 165,382 0 165,382 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
Biotechnology Value Trading Fund OS LP 0% 0 0 0 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF Partners OS Ltd. 0% 0 0 0 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF GP HOLDINGS LLC 9.9% 761,815 0 761,815 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF PARTNERS L P/IL 10% 768,200 0 768,200 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF INC/IL 10% 768,200 0 768,200 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
LAMPERT MARK N 10% 768,200 0 768,200 /s/ Mark N. Lampert Mark N. Lampert

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