SCHEDULE 13G

Tenax Therapeutics, Inc.

Common Stock, $0.0001 par value per share · CUSIP: 88032L605

Event date: 2025-09-26

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Invus Public Equities, L.P.

  Shares: 366,143.00 · Class: 8.0%

• Invus Public Equities Advisors, LLC

  Shares: 366,143.00 · Class: 8.0%

• Invus Global Management, LLC

  Shares: 366,143.00 · Class: 8.0%

• Siren, L.L.C.

  Shares: 366,143.00 · Class: 8.0%

• Avicenna Life Sci Master Fund LP

  Shares: 60,998.00 · Class: 1.3%

• Avicenna Life Sci Master GP LLC

  Shares: 60,998.00 · Class: 1.3%

• Ulys, L.L.C.

  Shares: 60,998.00 · Class: 1.3%

• Raymond Debbane

  Shares: 427,141.00 · Class: 9.4%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.