TCG Crossover GP II, LLC - 12 Feb 2026 SCHEDULE 13G Report for Tectonic Therapeutic, Inc. Common Stock, $0.0001 par value per share (TECX)

Filing Manager
TCG Crossover GP II, LLC
Reporting Manager
Chen Yu
Security
Tectonic Therapeutic, Inc. Common Stock, $0.0001 par value per share
Symbol
TECX
Shares outstanding
18,867,097 shares
Disclosed Ownership
1,169,760 shares
Ownership
6.2%
Form type
SCHEDULE 13G
Filing time
27 Feb 2026, 17:17:58 UTC
Date of event
12 Feb 2026
SEC
View on sec.gov

Reporting Managers (5)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
TCG Crossover GP II, LLC 3.1% 584,882 0 584,882 /s/ Craig Skaling Craig Skaling, Authorized Signatory
TCG Crossover Fund II, L.P. 3.1% 584,882 0 584,882 /s/ Craig Skaling Craig Skaling, Authorized Signatory
TCG Crossover GP III, LLC 3.1% 584,878 0 584,878 /s/ Craig Skaling Craig Skaling, Authorized Signatory
TCG Crossover Fund III, L.P. 3.1% 584,878 0 584,878 /s/ Craig Skaling Craig Skaling, Authorized Signatory
Chen Yu 6.2% 1,169,760 0 1,169,760 /s/ Craig Skaling Craig Skaling, as Attorney-in-Fact for Chen Yu