EcoR1 Capital, LLC - Mar 31, 2025 SCHEDULE 13G/A Report for Tectonic Therapeutic, Inc. Common Stock (TECX)

Filing Manager
EcoR1 Capital, LLC
Reporting Manager
EcoR1 Capital, LLC
Security
Tectonic Therapeutic, Inc. Common Stock
Symbol
TECX
Shares outstanding
18.7M shares
Disclosed Ownership
935K shares
Ownership
5%
Form type
SCHEDULE 13G/A
Date filed
5/15/2025, 02:24 PM
Date of event
Mar 31, 2025
SEC
View on sec.gov

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
EcoR1 Capital, LLC 5% 935K 0 935K /s/ Oleg Nodelman Manager
Oleg Nodelman 5% 935K 0 935K /s/ Oleg Nodelman Reporting person
EcoR1 Capital Fund Qualified, L.P. 4.7% 880K 0 880K /s/ Oleg Nodelman Manager of the General Partner, EcoR1 Capital, LLC