LB Pharmaceuticals Inc LBRX
40.85 USD +0.52 (+1.29%)
At closeNov 5, 2026, 8:40 AM EST
40.98 +0.13 +0.32%
Pre-market · Nov 5, 8:40 AM ET
38.75 Day range 41.40
14.32 52-week range 50.16
- YTD
- +83.51%
- 1 year
- +147.58%
Held by funds
75 US ETFs and mutual funds hold LBRX · largest positions
Ownership
Held by insiders 0.24%
Held by institutions 103.38%
Float held by institutions 103.63%
Institutions 181
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Deep Track Capital, Lp | 10.39% | 3,352,804 | 136.96M | Jun 29, 2026 |
| Blackrock Inc. | 8.48% | 2,734,305 | 111.70M | Jun 29, 2026 |
| RA Capital Management, L.P. | 6.85% | 2,208,604 | 90.22M | Jun 29, 2026 |
| Trails Edge Capital Partners, LP | 4.72% | 1,523,022 | 62.22M | Jun 29, 2026 |
| Commodore Capital Lp | 4.65% | 1,500,000 | 61.27M | Jun 29, 2026 |
| JPMORGAN CHASE & CO | 4.64% | 1,497,293 | 61.16M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| JPMorgan Trust II-JPMorgan Small Cap Growth Fund | 2.15% | 692,905 | 28.31M | Jun 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.08% | 672,000 | 27.45M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 1.80% | 581,677 | 23.76M | Sep 29, 2026 |
| BlackRock Funds-BlackRock Health Sciences Opportunities Portfolio | 1.76% | 567,627 | 23.19M | Aug 30, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund | 0.86% | 278,887 | 11.39M | Jun 29, 2026 |
| Fidelity Salem Street Trust-Fidelity Small Cap Index Fund | 0.76% | 245,436 | 10.03M | Aug 30, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| DEEP TRACK BIOTECHNOLOGY MASTER FUND LTD | Beneficial Owner of more than 10% of a Class of Security | Purchase | Sep 11, 2025 | 0 |
| NUSSBAUM RAN | Director | Purchase | Sep 11, 2025 | 0 |
| PONTIFAX MANAGEMENT 4 G.P. 2015, LTD. | Beneficial Owner of more than 10% of a Class of Security | Purchase | Sep 11, 2025 | 0 |
| VIDA VENTURES GP III, L.L.C. | Beneficial Owner of more than 10% of a Class of Security | Purchase | Sep 11, 2025 | 0 |