Company Analysis

Tenax Therapeutics, Inc. (TENX)

Nasdaq: TENX · Pharmaceutical Preparations · Chapel Hill, NC · filing with the SEC since 1996
Grade5.1
◀ Past 3.2● Present 4.8▶ Future 6.5
6 est.

Filings

402 filings since 2017 beside 105 insider forms · Non-accelerated filer and smaller reporting company · read from EDGAR on Nov 13, 2026
Due nextNon-accelerated filer and smaller reporting company
10-K Annual report for the fiscal year ending Dec 31, 2026Non-accelerated filers and smaller reporting companies have 90 days after the fiscal year ends. by Mar 31, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Non-accelerated filers and smaller reporting companies have 45 days after the quarter ends; quarter ends are taken to the month end. by May 15, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 36 days after the quarter ended. The proxy statement was last filed Apr 22, 2026.

Filings a yearinsider forms included
1649504752845793
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 7 times in the last 36 months, the newest Jun 29, 2026.Listing warning from its exchange (8-K item 3.01): 1 time in the last 36 months, the newest Jan 12, 2024.SEC letters: 10 in the last 36 months, the newest Mar 31, 2026.
Insider forms 105

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 12, 2026 SCHEDULE 13G/A Large holder update, amended
Nov 5, 2026 10-Q Quarterly report Sep 30, 2026
Nov 5, 2026 8-K items 2.02, 9.01 Results released · Current report
Oct 27, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 15, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 13, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 9, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 8, 2026 8-K items 8.01, 9.01 Other event · Current report
Sep 11, 2026 SCHEDULE 13G/A Large holder update, amended
Sep 9, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Sep 8, 2026 SCHEDULE 13G Large holder notice
Sep 8, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 27, 2026 SCHEDULE 13G Large holder notice
Aug 27, 2026 SCHEDULE 13G Large holder notice
Aug 18, 2026 SCHEDULE 13G Large holder notice
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 12, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 10, 2026 8-K items 8.01, 9.01 Other event · Current report
Jul 31, 2026 SCHEDULE 13D/A Activist holder update, amended
Jul 31, 2026 10-Q Quarterly report Jun 30, 2026
Jul 31, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 30, 2026 SCHEDULE 13G Large holder notice
Jul 17, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 8, 2026 SCHEDULE 13G Large holder notice
Jul 2, 2026 8-K items 8.01, 9.01 Other event · Current report
Jun 30, 2026 8-K items 1.01, 9.01 Major agreement signed · Current report Jun 29, 2026
Jun 29, 2026 8-K items 5.02, 8.01, 9.01 Officer or director change; Other event · Current report Jun 26, 2026
Jun 5, 2026 SCHEDULE 13G/A Large holder update, amended
Jun 4, 2026 8-K item 5.07 Shareholder vote · Current report Jun 2, 2026
May 20, 2026 SCHEDULE 13G Large holder notice
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
40 of 402 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton TENX · research, not advice