LB Pharmaceuticals Inc
Ownership
Ownership Structure
Who owns LB Pharmaceuticals Inc (LBRX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 82.0% of the shares are freely tradable; institutional investors hold 106.9%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Deep Track Capital, LP | 10.39 | 3,352,804 | +0.0 | 06/30/2026 |
| BlackRock Inc | 7.66 | 2,470,845 | +10.4 | 03/31/2026 |
| RA Capital Management, LLC | 6.85 | 2,208,604 | +0.0 | 03/31/2026 |
| Trails Edge Capital Partners, LP | 4.72 | 1,523,022 | +15.4 | 06/30/2026 |
| COMMODORE CAPITAL LP | 4.65 | 1,500,000 | +0.0 | 03/31/2026 |
| TCG Crossover Management, LLC | 4.49 | 1,447,310 | -21.3 | 06/30/2026 |
| Caligan Partners LP | 4.46 | 1,438,070 | +0.0 | 06/30/2026 |
| JPMorgan Chase & Co | 4.43 | 1,427,568 | -11.4 | 03/31/2026 |
| Spruce Street Capital LP | 4.27 | 1,376,159 | +0.0 | 06/30/2026 |
| Nantahala Capital Management, LLC | 3.26 | 1,052,894 | +56.0 | 03/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.