Who owns LB PHARMACEUTICALS INC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of LBRX from SEC Form 13F filings across 114 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 114 institutions disclosed 29.8M shares of LB PHARMACEUTICALS INC worth $965.9M — about 98.7% of shares outstanding; the largest disclosed holder is Deep Track Capital, LP. Source: SEC Form 13F filings, parsed by EvidInvest.
114
13F holders
$965.9M
value, 2026 filers
98.7%
of shares outstanding (29.8M sh)
42
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of LBRX's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Deep Track Capital, LP | 3.4M | $108.8M | 1.6% | 11.1% | 0.0% |
| 2 | BlackRock, Inc. | 2.7M | $88.7M | 0.0% | 9.1% | +10.7% |
| 3 | RA CAPITAL MANAGEMENT, L.P. | 2.2M | $71.7M | 0.6% | 7.3% | 0.0% |
| 4 | Trails Edge Capital Partners, LP | 1.5M | $49.4M | 7.8% | 5.1% | +15.4% |
| 5 | Commodore Capital LP | 1.5M | $48.7M | 2.9% | 5% | 0.0% |
| 6 | JPMORGAN CHASE & CO | 1.5M | $48.9M | 0.0% | 5% | +4.9% |
| 7 | TCG Crossover Management, LLC | 1.4M | $47.0M | 1.1% | 4.8% | -21.3% |
| 8 | Caligan Partners LP | 1.4M | $46.7M | 2.2% | 4.8% | 0.0% |
| 9 | Spruce Street Capital LP | 1.4M | $44.7M | 8.8% | 4.6% | 0.0% |
| 10 | Nantahala Capital Management, LLC | 1.1M | $34.2M | 1.1% | 3.5% | 0.0% |
| 11 | VANGUARD CAPITAL MANAGEMENT LLC | 971,165 | $31.5M | 0.0% | 3.2% | +8.6% |
| 12 | Balyasny Asset Management L.P. | 921,471 | $29.9M | 0.0% | 3.1% | -0.2% |
| 13 | Alyeska Investment Group, L.P. | 863,947 | $28.0M | 0.1% | 2.9% | 0.0% |
| 14 | Vivo Capital, LLC | 800,000 | $26.0M | 2.4% | 2.7% | 0.0% |
| 15 | Nan Fung Group Holdings Ltd | 630,657 | $20.5M | 15.6% | 2.1% | 0.0% |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | 612,793 | $19.9M | 0.0% | 2% | +18.2% |
| 17 | STATE STREET CORP | 602,028 | $19.5M | 0.0% | 2% | +19.4% |
| 18 | Logos Global Management LP | 585,000 | $19.0M | 0.8% | 1.9% | -36.1% |
| 19 | GOLDMAN SACHS GROUP INC | 576,456 | $18.7M | 0.0% | 1.9% | +58.5% |
| 20 | JENNISON ASSOCIATES LLC | 540,902 | $17.6M | 0.0% | 1.8% | +0.5% |
| 21 | GREAT POINT PARTNERS LLC | 317,221 | $10.3M | 1.9% | 1.1% | +5.7% |
| 22 | BOOTHBAY FUND MANAGEMENT, LLCNEW | 275,675 | $8.9M | 0.1% | 0.9% | new |
| 23 | MILLENNIUM MANAGEMENT LLC | 259,219 | $8.4M | 0.0% | 0.9% | +89.3% |
| 24 | AMERIPRISE FINANCIAL INC | 227,485 | $7.4M | 0.0% | 0.8% | +110.0% |
| 25 | CITADEL ADVISORS LLC | 215,969 | $7.0M | 0.0% | 0.7% | -48.2% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.