Reporting Manager
RA Capital Management, L.P.
Symbol
TSHA
Shares outstanding
279,419,000 shares
Disclosed Ownership
27,662,481 shares
Ownership
9.9%
Form type
SCHEDULE 13G/A
Filing time
14 Nov 2025, 16:18:16 UTC
Date of event
30 Sep 2025
Previous filing
14 Aug 2025

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
RA Capital Management, L.P. 9.9% 27,662,481 0 27,662,481 /s/ Peter Kolchinsky By Peter Kolchinsky, Authorized Signatory
Peter Kolchinsky 9.9% 27,662,481 0 27,662,481 /s/ Peter Kolchinsky Peter Kolchinsky
Rajeev Shah 9.9% 27,662,481 0 27,662,481 /s/ Rajeev Shah Rajeev Shah
RA Capital Healthcare Fund, L.P. 9.9% 27,662,481 0 27,662,481 /s/ Peter Kolchinsky By RA Capital Healthcare Fund GP, LLC, its General Partner, By Peter Kolchinsky, Manager