Taysha Gene Therapies, Inc (TSHA) insider trading
Every open-market stock purchase and sale by Taysha Gene Therapies, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Insiders sold $6.7M over the last 12 months (8 sales). No open-market buys.
- Last insider buy: Paul B Manning (Insider), $2.1M, 17 months ago.
Last 12 months: insiders bought $0 (0 buys) and sold $6.7M (8 sales). Last close $4.12 on Oct 21, 2026.
Recent TSHA insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Jul 10, 2026 | Sukumar Nagendran (President) | Sold | $1.2M |
| Jun 1, 2026 | Phillip B. Donenberg (Insider) | Bought (not open market) | — |
| Jun 1, 2026 | Alison S Long (Insider) | Bought (not open market) | — |
| Jun 1, 2026 | Alison S Long (Insider) | Bought (not open market) | — |
| Jun 1, 2026 | Laura Sepp-Lorenzino (Insider) | Bought (not open market) | — |
| Jun 1, 2026 | Laura Sepp-Lorenzino (Insider) | Bought (not open market) | — |
| Jun 1, 2026 | John A Stalfort III (Insider) | Bought (not open market) | — |
| Jun 1, 2026 | John A Stalfort III (Insider) | Bought (not open market) | — |
| Jun 1, 2026 | Phillip B. Donenberg (Insider) | Bought (not open market) | — |
| Apr 10, 2026 | Sukumar Nagendran (President) | Sold | $892K |
| Apr 10, 2026 | Sukumar Nagendran (President) | Bought (not open market) | — |
| Feb 4, 2026 | Kamran Alam (CFO) | Sold | $7.5K |
| Jan 26, 2026 | Sean P. Nolan (CEO) | Sold | $190K |
| Jan 26, 2026 | Sukumar Nagendran (President) | Sold | $124K |
| Jan 26, 2026 | Kamran Alam (CFO) | Sold | $110K |
| Jan 23, 2026 | Sean P. Nolan (CEO) | Sold | $650K |
| Jan 23, 2026 | Sukumar Nagendran (President) | Sold | $423K |
| Jan 23, 2026 | Kamran Alam (CFO) | Sold | $375K |
| Jan 12, 2026 | Sukumar Nagendran (President) | Sold | $942K |
| Jan 12, 2026 | Kamran Alam (CFO) | Bought (not open market) | — |
| Jan 12, 2026 | Sukumar Nagendran (President) | Bought (not open market) | — |
| Jan 12, 2026 | Sukumar Nagendran (President) | Bought (not open market) | — |
| Jan 12, 2026 | Sukumar Nagendran (President) | Bought (not open market) | — |
| Jan 12, 2026 | Sean P. Nolan (CEO) | Bought (not open market) | — |
| Jan 12, 2026 | Sean P. Nolan (CEO) | Bought (not open market) | — |
Who's trading TSHA
- Sukumar Nagendran, President: sold $5.3M (7 sales), last Jul 10, 2026
- Phillip B. Donenberg, Insider: other filings, last Jun 1, 2026
- Alison S Long, Insider: other filings, last Jun 1, 2026
- John A Stalfort III, Insider: other filings, last Jun 1, 2026
- Laura Sepp-Lorenzino, Insider: other filings, last Jun 1, 2026
- Kamran Alam, CFO: sold $493K (3 sales), last Feb 4, 2026
- Sean P. Nolan, CEO: sold $840K (2 sales), last Jan 26, 2026
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