LB PHARMACEUTICALS INC - LBRX

Ownership (Schedule 13D / 13G) · latest 50 filings · Back to all files
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Filed Form Reporting person Percent Shares SEC
Jul 16, 2026 SCHEDULE 13G JPMORGAN CHASE & CO 5.2% 1,497,293 View
May 15, 2026 SCHEDULE 13G/A TCG Crossover GP II, LLC 6.4% 1,839,489 View
May 15, 2026 SCHEDULE 13G/A TCG Crossover Fund II, L.P. 6.4% 1,839,489 View
May 15, 2026 SCHEDULE 13G/A Chen Yu 6.4% 1,839,489 View
May 15, 2026 SCHEDULE 13G/A Commodore Capital LP 6.8% 1,972,369 View
May 15, 2026 SCHEDULE 13G/A Commodore Capital Master LP 6.8% 1,972,369 View
May 15, 2026 SCHEDULE 13G/A Robert Egen Atkinson 6.8% 1,972,369 View
May 15, 2026 SCHEDULE 13G/A Michael Kramarz 6.8% 1,972,369 View
May 15, 2026 SCHEDULE 13G Caligan Partners LP 5.0% 1,438,070 View
May 15, 2026 SCHEDULE 13G JOHNSON DAVID EDWARD 5.0% 1,438,070 View
May 13, 2026 SCHEDULE 13G/A JPMORGAN CHASE & CO 4.9% 1,427,568 View
Feb 17, 2026 SCHEDULE 13G/A RA Capital Management, L.P. 8.7% 2,208,604 View
Feb 17, 2026 SCHEDULE 13G/A Peter Kolchinsky 8.7% 2,208,604 View
Feb 17, 2026 SCHEDULE 13G/A Rajeev Shah 8.7% 2,208,604 View
Feb 17, 2026 SCHEDULE 13G/A RA Capital Healthcare Fund, L.P. 8.7% 2,208,604 View
Feb 10, 2026 SCHEDULE 13D/A 9.99% 28,605,673 View
Percent = "% of class represented by amount beneficially owned" for this reporting person in the filed 13D/13G. Shares = reported beneficial ownership amount for the same row (not portfolio shares from 13F). Amendments (/A) can repeat the same holder over time, so rows should not be summed. Extraction is best-effort from filing text and can be missing or noisy; verify exact figures via the SEC link in each row.