TCG Crossover GP II, LLC - 12 Sep 2025 SCHEDULE 13G Report for LB Pharmaceuticals Inc. Common Stock, par value $0.0001 per share

Filing Manager
TCG Crossover GP II, LLC
Reporting Manager
TCG Crossover GP II, LLC
Security
LB Pharmaceuticals Inc. Common Stock, par value $0.0001 per share
Shares outstanding
22,371,987 shares
Disclosed Ownership
1,745,015 shares
Ownership
7.8%
Form type
SCHEDULE 13G
Filing time
18 Sep 2025, 16:24:26 UTC
Date of event
12 Sep 2025
SEC
View on sec.gov

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
TCG Crossover GP II, LLC 7.8% 1,745,015 0 1,745,015 /s/ Craig Skaling Craig Skaling, Authorized Signatory
TCG Crossover Fund II, L.P. 7.8% 1,745,015 0 1,745,015 /s/ Craig Skaling Craig Skaling, Authorized Signatory
Chen Yu 7.8% 1,745,015 0 1,745,015 /s/ Craig Skaling Craig Skaling, as Attorney-in-Fact for Chen Yu