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LB PHARM (LBRX)
NASDAQ
$47.72+$0.10 (+0.21%)
Price as of Aug 21, 2026 7:30 PM EDT- $1.5BMarket Cap
- N/A1-Year Change
- BiotechnologyIndustry
LB PHARM (LBRX)
$47.72+$0.10 (+0.21%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
DEEP TRACK CAPITAL, LP | 11.69% | 3.4M | 0 (0.00%) | Jun 30, 2026 |
BLACKROCK, INC. | 9.53% | 2.7M | +263,460 (+9.64%) | Jun 30, 2026 |
RA CAPITAL MANAGEMENT, L.P. | 7.70% | 2.2M | 0 (0.00%) | Jun 30, 2026 |
TRAILS EDGE CAPITAL PARTNERS, LP | 5.31% | 1.5M | +203,660 (+13.37%) | Jun 30, 2026 |
N/A | 5.31% | 1.5M | +203,660 (+13.37%) | Jun 30, 2026 |
COMMODORE CAPITAL LP | 5.23% | 1.5M | 0 (0.00%) | Jun 30, 2026 |
JPMORGAN CHASE & CO | 5.22% | 1.5M | +69,725 (+4.66%) | Jun 30, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 3.05% | 873,223 | +38,562 (+4.42%) | Mar 31, 2026 |
JPMORGAN TRUST II | 2.54% | 729,316 | 0 (0.00%) | May 31, 2026 |
BLACKROCK FUNDS | 1.98% | 567,627 | +564,493 (+99.45%) | May 29, 2026 |
JPMorgan Trust I | 0.82% | 235,450 | 0 (0.00%) | Apr 30, 2026 |
PRUDENTIAL SECTOR FUNDS, INC. | 0.81% | 231,150 | +231,150 (+100.00%) | May 29, 2026 |
FIDELITY CONCORD STREET TRUST | 0.79% | 227,522 | +19,408 (+8.53%) | May 31, 2026 |
T. Rowe Price Health Sciences Fund, Inc. | 0.78% | 224,479 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions101.1M (85.12%)
- Mutual Funds17.7M (14.88%)
- Insiders0 (0.00%)
- Other0 (0.00%)
Insider Transactions
- 0.00% (0)Current InsiderOwnership (%, shares)
- 2Number of InsiderBuying (last 12 months)
- $31.7MAmount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Deep Track Biotechnology Master Fund, Ltd. | Buy | Jul 30, 2026 | $10.0M | 286,205 | $34.94 | 664,649 |
Lenz Robert A. | Award | Mar 06, 2026 | $0.00 | 20,000 | $0.00 | 20,000 |
Deep Track Biotechnology Master Fund, Ltd. | Buy | Feb 06, 2026 | $8.0M | 378,444 | $21.17 | 378,444 |
Deep Track Biotechnology Master Fund, Ltd. | Buy | Feb 06, 2026 | $2.0M | 93,925 | $21.17 | 93,925 |
Deep Track Biotechnology Master Fund, Ltd. | Conversion | Sep 12, 2025 | $0.00 | 16.7M | $0.00 | 0 |
Vida Ventures GP III, L.L.C. | Conversion | Sep 12, 2025 | $0.00 | 13.3M | $0.00 | 0 |
Deep Track Biotechnology Master Fund, Ltd. | Conversion | Sep 12, 2025 | $0.00 | 686,138 | $0.00 | 686,138 |
Vida Ventures GP III, L.L.C. | Conversion | Sep 12, 2025 | $0.00 | 30,667 | $0.00 | 0 |
Deep Track Biotechnology Master Fund, Ltd. | Buy | Sep 12, 2025 | $30.0M | 2.0M | $15.00 | 2.7M |
Vida Ventures GP III, L.L.C. | Conversion | Sep 12, 2025 | $0.00 | 547,648 | $0.00 | 547,648 |
Deep Track Biotechnology Master Fund, Ltd. | Buy | Sep 12, 2025 | $10.0M | 666,666 | $15.00 | 666,666 |
Vida Ventures GP III, L.L.C. | Conversion | Sep 12, 2025 | $0.00 | 1,262 | $0.00 | 1,262 |
Vida Ventures GP III, L.L.C. | Buy | Sep 12, 2025 | $5.0M | 332,566 | $15.00 | 880,214 |
Vida Ventures GP III, L.L.C. | Buy | Sep 12, 2025 | $11,505.00 | 767 | $15.00 | 2,029 |
Luse Rebecca | Award | Sep 10, 2025 | $0.00 | 22,449 | $0.00 | 22,449 |
Turner Heather D Chief Executive Officer | Return | Sep 10, 2025 | $0.00 | 175,706 | $0.00 | 0 |
Nussbaum Ran | Award | Sep 10, 2025 | $0.00 | 22,449 | $0.00 | 22,449 |
PRENSKY ZACHARY | Return | Sep 10, 2025 | $0.00 | 3,944 | $0.00 | 0 |
Silva Richard Anthony SVP, Technical Operations | Return | Sep 10, 2025 | $0.00 | 8,964 | $0.00 | 0 |
Kane William P Jr | Award | Sep 10, 2025 | $0.00 | 22,449 | $0.00 | 22,449 |
RUFFOLO ROBERT R | Return | Sep 10, 2025 | $0.00 | 1,792 | $0.00 | 0 |
PRENSKY ZACHARY | Award | Sep 10, 2025 | $0.00 | 3,944 | $0.00 | 3,944 |
Sofer Gad Chief Business Officer | Return | Sep 10, 2025 | $0.00 | 26,893 | $0.00 | 0 |
Hemrajani Rekha | Award | Sep 10, 2025 | $0.00 | 22,449 | $0.00 | 22,449 |
RUFFOLO ROBERT R | Award | Sep 10, 2025 | $0.00 | 1,792 | $0.00 | 1,792 |
PRENSKY ZACHARY | Return | Sep 10, 2025 | $0.00 | 896 | $0.00 | 0 |
Silva Richard Anthony SVP, Technical Operations | Award | Sep 10, 2025 | $0.00 | 8,964 | $0.00 | 8,964 |
Eramo Anna Chief Medical Officer | Return | Sep 10, 2025 | $0.00 | 26,893 | $0.00 | 0 |
RUFFOLO ROBERT R | Return | Sep 10, 2025 | $0.00 | 717 | $0.00 | 0 |
PRENSKY ZACHARY | Award | Sep 10, 2025 | $0.00 | 896 | $0.00 | 896 |