| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Deep Track Capital, LP | 15% | 3,352,804 | Deep Track Capital, LP | 12 Sep 2025 | ||||
| TCG Crossover GP II, LLC | 7.8% | 1,745,015 | TCG Crossover GP II, LLC | 12 Sep 2025 | ||||
| RA CAPITAL MANAGEMENT, L.P. | 7.5% | 1,675,000 | RA Capital Management, L.P. | 12 Sep 2025 | ||||
| JPMORGAN CHASE & CO | 6.3% | $35,864,660 | 1,611,482 | JPMORGAN CHASE & CO. | 31 Dec 2025 | |||
| Pontifax Management 4 G.P. (2015) Ltd. | 6.3% | 1,411,681 | Pontifax Management 4 G.P. (2015) Ltd. | 12 Sep 2025 | ||||
| BlackRock, Inc. | 5.1% | $28,437,799 | 1,277,776 | BlackRock, Inc. | 31 Dec 2025 | |||
| Trails Edge Capital Partners, LP | 5% | $20,964,420 | 1,268,265 | Trails Edge Capital Partners, LP | 24 Dec 2025 | |||
| Commodore Capital LP | 5.5% | 1,225,000 | Commodore Capital LP | 11 Sep 2025 | ||||
| BlackRock Portfolio Management LLC | 3.8% | -35% | $21,391,244 | -$308,063 | 961,158 | -1.4% | BlackRock Portfolio Management LLC | 31 Dec 2025 |
As of 31 Dec 2025, 41 institutional investors reported holding 14,220,873 shares of LB PHARMACEUTICALS INC - Common Stock, $0.0001 par value per share (LBRX). This represents 50% of the company’s total 28,656,444 outstanding shares.
The largest institutional shareholders of LB PHARMACEUTICALS INC - Common Stock, $0.0001 par value per share (LBRX) together control 49% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Deep Track Capital, LP | 12% | 3,352,804 | 0% | 1.7% | $74,633,417 |
| BlackRock, Inc. | 7.8% | 2,238,934 | +130% | 0% | $49,838,671 |
| JPMORGAN CHASE & CO | 5.6% | 1,611,482 | +56% | 0% | $35,871,589 |
| VANGUARD GROUP INC | 3.9% | 1,112,978 | 0% | $24,774,891 | |
| Spruce Street Capital LP | 3.5% | 1,005,593 | 0% | 7.4% | $22,384,500 |
| JENNISON ASSOCIATES LLC | 2.9% | 821,852 | +11% | 0.01% | $18,294,425 |
| Vivo Capital, LLC | 2.8% | 800,000 | 0% | 1.2% | $17,808,000 |
| Alyeska Investment Group, L.P. | 2.4% | 675,000 | 0% | 0.04% | $15,025,500 |
| Nantahala Capital Management, LLC | 2.4% | 675,000 | 0% | 0.9% | $15,025,500 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.5% | 441,454 | +3148% | 0% | $9,829,858 |
| GOLDMAN SACHS GROUP INC | 1.1% | 303,115 | -12% | 0% | $6,747,340 |
| Nan Fung Group Holdings Ltd | 1% | 300,000 | 0% | 6% | $6,678,000 |
| STATE STREET CORP | 0.87% | 250,030 | 0% | $5,565,668 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.62% | 177,616 | 0% | $3,953,732 | |
| Longbow Finance SA | 0.29% | 82,336 | 0.31% | $1,832,799 | |
| UBS Group AG | 0.18% | 50,713 | +4707% | 0% | $1,128,872 |
| Bank of New York Mellon Corp | 0.14% | 40,517 | 0% | $901,908 | |
| JANE STREET GROUP, LLC | 0.11% | 31,733 | +4.6% | 0% | $706,377 |
| BARCLAYS PLC | 0.11% | 30,215 | -2% | 0% | $672,586 |
| MORGAN STANLEY | 0.09% | 24,641 | +157% | 0% | $548,509 |
| Nuveen, LLC | 0.08% | 22,966 | 0% | $511,223 | |
| WELLS FARGO & COMPANY/MN | 0.08% | 22,303 | +2130% | 0% | $496,465 |
| Focus Partners Wealth | 0.07% | 20,095 | 0% | $447,315 | |
| NORGES BANK | 0.07% | 20,000 | 0% | $445,200 | |
| MARSHALL WACE, LLP | 0.06% | 18,014 | -93% | 0% | $400,992 |