TSHA

Taysha Gene Therapies, Inc.

Biological Products, (No Diagnostic Substances)Nasdaq<br>Emerging growth company

Total Trades

Buys

Sells

Largest Trade

N/A

Insiders

Institutional Funds

143

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
Alam Kamran	CHIEF FINANCIAL OF…	SELL	$1K–$15K	2K	$4.52	Feb 6, 2026
Nagendran Sukumar	President and Head…	SELL	$500K+	116K	$4.72	Jan 27, 2026
Nolan Sean P.	CEO	SELL	$500K+	178K	$4.72	Jan 27, 2026
Alam Kamran	CHIEF FINANCIAL OF…	SELL	$100K–$500K	103K	$4.72	Jan 27, 2026
Nagendran Sukumar	President and Head…	SELL	$500K+	200K	$4.71	Jan 14, 2026
Nagendran Sukumar	President and Head…	GRANT	N/A	427K	—	Jan 14, 2026
Nagendran Sukumar	President and Head…	EXERCISE	$100K–$500K	200K	$1.15	Jan 14, 2026
Nagendran Sukumar	President and Head…	SELL	$1M+	370K	$4.58	Dec 2, 2025
Nagendran Sukumar	President and Head…	EXERCISE	$500K+	370K	$1.52	Dec 2, 2025
Nagendran Sukumar	President and Head…	SELL	$500K+	200K	$3.23	Sep 12, 2025
Nagendran Sukumar	President and Head…	EXERCISE	$15K–$50K	41K	$0.70	Sep 12, 2025
Nagendran Sukumar	President and Head…	SELL	$100K–$500K	57K	$2.85	Aug 22, 2025
Alam Kamran	CHIEF FINANCIAL OF…	SELL	$100K–$500K	54K	$2.85	Aug 22, 2025
Manning Paul B	10% Owner	BUY	$1M+	750K	$2.75	Jun 4, 2025
Manning Paul B	10% Owner	BUY	$1M+	1.3M	$2.25	Jul 1, 2024
Manning Paul B	10% Owner	BUY	$100K–$500K	100K	$1.63	Nov 20, 2023
Alam Kamran	CFO	SELL	$50K–$100K	33K	$2.33	Aug 25, 2023
Manning Paul B	10% Owner	BUY	$1M+	16.5M	$0.90	Aug 17, 2023
Stalfort John A III	Director	BUY	$500K+	778K	$0.90	Aug 17, 2023
Nolan Sean P.	CEO	BUY	$100K–$500K	444K	$0.90	Aug 17, 2023
Donenberg Phillip B.	Director	BUY	$50K–$100K	111K	$0.90	Aug 17, 2023
Session R.A. II	10% Owner	SELL	$50K–$100K	86K	$0.71	Jul 14, 2023
Session R.A. II	10% Owner	SELL	$15K–$50K	29K	$0.70	Jun 26, 2023
Session R.A. II	10% Owner	SELL	$100K–$500K	435K	$0.71	Jun 22, 2023
Nagendran Sukumar	President and Head…	BUY	$1K–$15K	5K	$0.68	May 18, 2023
Manning Paul B	Director	BUY	$1M+	1.5M	$2.00	Nov 2, 2022
Alam Kamran	CFO	SELL	$1K–$15K	3K	$3.47	Aug 24, 2022
Alam Kamran	CFO	SELL	$100K–$500K	29K	$3.70	Aug 23, 2022
PRASAD SUYASH	CMO and Head of R&D	SELL	$15K–$50K	13K	$3.71	Jul 7, 2022
PRASAD SUYASH	CMO and Head of R&D	SELL	$100K–$500K	50K	$3.65	Jul 1, 2022
Manning Paul B	Director	BUY	$1M+	202K	$7.80	Feb 4, 2022
Nagendran Sukumar	Director	BUY	$50K–$100K	10K	$8.01	Feb 3, 2022
Donenberg Phillip B.	Director	BUY	$15K–$50K	3K	$7.78	Feb 3, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 143 funds holding

Fund	Shares	Value	Type
RA CAPITAL MANAGEMENT, L.P.	23.6M	$1M+	SH
VANGUARD GROUP INC	11.5M	$1M+	SH
STATE STREET CORP	10.8M	$1M+	SH
Siren, L.L.C.	10.1M	$1M+	SH
Octagon Capital Advisors LP	8.9M	$1M+	SH
BARCLAYS PLC	5.5M	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	4.7M	$1M+	SH
Point72 Asset Management, L.P.	3.9M	$1M+	SH
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	3.7M	$1M+	SH
Affinity Asset Advisors, LLC	3.3M	$1M+	SH
ADAR1 Capital Management, LLC	2.5M	$1M+	SH
ADAR1 Capital Management, LLC	2.5M	$1M+	SH
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	1.9M	$1M+	SH
NORGES BANK	1.8M	$1M+	SH
Palo Alto Investors LP	1.2M	$1M+	SH
Aberdeen Group plc	1.0M	$1M+	SH
Informed Momentum Co LLC	824K	$1M+	SH
Quantum Private Wealth, LLC	820K	$1M+	SH
SG Americas Securities, LLC	781K	$1M+	SH
Sands Capital Alternatives, LLC	725K	$1M+	SH