EcoR1 Capital, LLC
Top Portfolio Positions
28 positions ·
$2,359,197,078 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| ZYME |
Zymeworks Inc.
Healthcare
|
22,970,388 | $575,178,515 | 24.38% | |
| ANAB |
Anaptysbio, Inc
Healthcare
|
7,880,094 | $437,030,013 | 18.52% | |
| JAZZ |
Jazz Pharmaceuticals plc
Healthcare
|
1,706,469 | $322,607,964 | 13.67% | |
| CNTA |
Centessa Pharmaceuticals plc
Healthcare
|
6,410,800 | $254,636,976 | 10.79% | |
| CRNX |
Crinetics Pharmaceuticals, Inc.
Healthcare
|
4,288,120 | $155,744,518 | 6.60% | |
| AKTS |
Aktis Oncology, Inc.
Healthcare
|
4,824,469 | $86,309,750 | 3.66% | |
| ORIC |
Oric Pharmaceuticals, Inc.
Healthcare
|
6,728,116 | $85,245,229 | 3.61% | |
| CGON |
CG Oncology, Inc.
Healthcare
|
1,102,000 | $74,583,360 | 3.16% | |
| CRSP |
CRISPR Therapeutics AG
Healthcare
|
1,389,276 | $66,087,859 | 2.80% | |
| ETON |
Eton Pharmaceuticals, Inc.
Healthcare
|
2,171,938 | $53,603,429 | 2.27% |
Portfolio Trend
25 quarters · across all stocks
Holdings in LKFT
Shares Held
Position Value (USD)
22 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $50,013,570 | 1,667,119 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $54,514,791 | 1,667,119 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $57,749,002 | 1,667,119 | Shares | Sole | 2025-11-14 | |
| 2025-07-24 | $268,843,003 | 8,714,522 | Shares | Sole | 2025-07-28 | |
| 2025-06-30 | $29,024,090 | 1,036,945 | Shares | Sole | 2025-08-14 | |
| 2025-05-15 | $209,594,005 | 7,803,202 | Shares | Sole | 2025-05-19 | |
| 2025-03-31 | $3,893,750 | 155,006 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $4,262,665 | 155,006 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $4,462,622 | 155,006 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $142,640,321 | 5,756,268 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $185,351,829 | 5,756,268 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $233,992,294 | 5,756,268 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $198,879,059 | 5,756,268 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $234,049,856 | 5,756,268 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $164,013,082 | 4,244,645 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $165,569,797 | 3,730,730 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $136,341,400 | 3,197,500 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $178,420,500 | 3,197,500 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $198,192,600 | 3,195,624 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $122,631,337 | 2,224,403 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $82,005,784 | 1,558,749 | Shares | Sole | 2021-11-22 | |
| 2020-12-31 | $4,619,000 | 46,666 | Shares | Sole | 2021-02-16 | |
| No 13F history on record for this holder in this stock. | ||||||