Who owns LB Pharmaceuticals Inc Common Stock?
Institutional ownership of LBRX from SEC Form 13F filings across 82 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.
82
13F holders
$520.9M
value, 2026 filers
56.1%
of shares outstanding (16.1M sh)
32
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% | 11.7% | 0.0% |
| 2 | BlackRock, Inc. | 2.7M | $88.7M | 0.0% | 9.5% | +10.7% |
| 3 | JPMORGAN CHASE & CO | 1.5M | $48.9M | 0.0% | 5.2% | +4.9% |
| 4 | TCG Crossover Management, LLC | 1.4M | $47.0M | 1.1% | 5% | -21.3% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 971,165 | $31.5M | 0.0% | 3.4% | -45.7% |
| 6 | Balyasny Asset Management L.P. | 921,471 | $29.9M | 0.0% | 3.2% | -0.2% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 612,793 | $19.9M | 0.0% | 2.1% | +18.2% |
| 8 | GOLDMAN SACHS GROUP INC | 576,456 | $18.7M | 0.0% | 2% | +58.5% |
| 9 | JENNISON ASSOCIATES LLC | 540,902 | $17.6M | 0.0% | 1.9% | +0.5% |
| 10 | GREAT POINT PARTNERS LLC | 317,221 | $10.3M | 1.9% | 1.1% | +5.7% |
| 11 | BOOTHBAY FUND MANAGEMENT, LLCNEW | 275,675 | $8.9M | 0.1% | 1% | new |
| 12 | MILLENNIUM MANAGEMENT LLC | 259,219 | $8.4M | 0.0% | 0.9% | +89.3% |
| 13 | AMERIPRISE FINANCIAL INC | 227,485 | $7.4M | 0.0% | 0.8% | +110.0% |
| 14 | CITADEL ADVISORS LLC | 215,969 | $7.0M | 0.0% | 0.8% | -48.2% |
| 15 | Sixth Street Partners Management Company, L.P.NEW | 195,486 | $6.3M | 1.1% | 0.7% | new |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 195,486 | $6.3M | 0.0% | 0.7% | +5.0% |
| 17 | FMR LLC | 188,907 | $6.1M | 0.0% | 0.7% | -15.1% |
| 18 | NORTHERN TRUST CORP | 186,037 | $6.0M | 0.0% | 0.6% | +20.5% |
| 19 | VANGUARD FIDUCIARY TRUST CO | 162,801 | $5.3M | 0.0% | 0.6% | +3.4% |
| 20 | VANGUARD PORTFOLIO MANAGEMENT LLC | 152,162 | $4.9M | 0.0% | 0.5% | +35.3% |
| 21 | RAYMOND JAMES FINANCIAL INCNEW | 91,656 | $3.0M | 0.0% | 0.3% | new |
| 22 | BNP PARIBAS FINANCIAL MARKETS | 86,371 | $2.8M | 0.0% | 0.3% | +2031.6% |
| 23 | UBS Group AG | 85,951 | $2.8M | 0.0% | 0.3% | -37.7% |
| 24 | WELLINGTON MANAGEMENT GROUP LLP | 58,891 | $1.9M | 0.0% | 0.2% | +11.9% |
| 25 | Bank of New York Mellon Corp | 54,979 | $1.8M | 0.0% | 0.2% | +20.9% |
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.