Company Analysis

Taysha Gene Therapies, Inc. (TSHA)

Nasdaq: TSHA · Biological Products, (No Diagnostic Substances) · Dallas, TX · filing with the SEC since 2020
Grade5.0
◀ Past 4.3● Present 5.6▶ Future 5.0
1 est.

Filings

250 filings since 2017 beside 153 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 43 days after the quarter ended. The proxy statement was last filed Apr 22, 2026.

Filings a yearinsider forms included
57475187476054
2020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 1 time in the last 36 months, the newest Dec 20, 2023.SEC letters: 3 in the last 36 months, the newest Dec 20, 2024.
Insider forms 153

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 8-K items 2.02, 9.01 Results released · Current report
Nov 12, 2026 10-Q Quarterly report Sep 30, 2026
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 13, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 11, 2026 10-Q Quarterly report Jun 30, 2026
Aug 11, 2026 8-K items 2.02, 9.01 Results released · Current report
Jun 25, 2026 8-K items 1.01, 8.01, 9.01 Major agreement signed; Other event · Current report Jun 24, 2026
Jun 25, 2026 424B5 Shelf offering
Jun 24, 2026 424B5 Shelf offering
Jun 22, 2026 8-K items 7.01, 8.01, 9.01 Investor disclosure (Regulation FD); Other event · Current report
Jun 2, 2026 8-K item 5.07 Shareholder vote · Current report Jun 1, 2026
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 6, 2026 10-Q Quarterly report Mar 31, 2026
May 6, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 22, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 22, 2026 DEFA14A Extra proxy material
Apr 22, 2026 DEF 14A Proxy statement Jun 1, 2026
Mar 19, 2026 10-K Annual report Dec 31, 2025
Mar 19, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 17, 2026 SCHEDULE 13G/A Large holder update, amended
Feb 17, 2026 SCHEDULE 13G Large holder notice
Feb 5, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 21, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 6, 2026 S-8 Employee stock plan registration
Nov 14, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 14, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 4, 2025 S-3ASR Shelf registration
Nov 4, 2025 8-K items 1.01, 2.02, 9.01 Major agreement signed; Results released · Current report
Nov 4, 2025 10-Q Quarterly report Sep 30, 2025
Oct 16, 2025 8-K items 8.01, 9.01 Other event · Current report
Oct 9, 2025 8-K items 8.01, 9.01 Other event · Current report
Oct 2, 2025 8-K items 8.01, 9.01 Other event · Current report
Aug 14, 2025 SCHEDULE 13G/A Large holder update, amended
Aug 14, 2025 SCHEDULE 13G/A Large holder update, amended
Aug 12, 2025 8-K items 2.02, 9.01 Results released · Current report
Aug 12, 2025 10-Q Quarterly report Jun 30, 2025
Aug 6, 2025 SCHEDULE 13G/A Large holder update, amended
Aug 6, 2025 SCHEDULE 13G/A Large holder update, amended
Jul 16, 2025 SCHEDULE 13G/A Large holder update, amended
40 of 250 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 TSHA · research, not advice