EcoR1 Capital, LLC Q2 2016 Filing
Filed August 15, 2016
Portfolio Value
$253.6B
Holdings
32
Report Date
Q2 2016
Filing Type
13F-HR
All Holdings (32 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | IRWDIRONWOOD PHARMACEUTICALS INC | 2,430,451 | $31.8B | 12.53% | |
| 2 | GLPGGALAPAGOS NV | 439,385 | $24.4B | 9.61% | |
| 3 | —RETROPHIN INC | 1,225,084 | $21.8B | 8.60% | |
| 4 | CYTKCYTOKINETICS INC | 2,139,697 | $20.3B | 8.01% | |
| 5 | ASMBASSEMBLY BIOSCIENCES INC | 2,943,164 | $16.3B | 6.44% | |
| 6 | FGENEURFIBROGEN INC | 788,745 | $12.9B | 5.10% | |
| 7 | XLRNACCELERON PHARMA INC | 371,381 | $12.6B | 4.98% | |
| 8 | GILDGILEAD SCIENCES INC | 150,000 | $12.5B | 4.93% | Call |
| 9 | —ALLERGAN PLC | 50,000 | $11.6B | 4.56% | Call |
| 10 | ITCIEURINTRA CELLULAR THERAPIES INC | 244,950 | $9.5B | 3.75% | |
| 11 | —DERMIRA INC | 272,000 | $8.0B | 3.14% | |
| 12 | —EPIZYME INC | 755,046 | $7.7B | 3.05% | |
| 13 | IRWDIRONWOOD PHARMACEUTICALS INC | 581,500 | $7.6B | 3.00% | Call |
| 14 | KURAKURA ONCOLOGY INC | 2,465,286 | $6.7B | 2.63% | |
| 15 | NTLAINTELLIA THERAPEUTICS INC | 310,695 | $6.6B | 2.62% | |
| 16 | —ACHAOGEN INC | 1,571,708 | $6.0B | 2.35% | |
| 17 | ONCBEIGENE LTD | 175,380 | $5.2B | 2.06% | |
| 18 | —KINDRED BIOSCIENCES INC | 1,432,765 | $5.1B | 2.00% | |
| 19 | —NABRIVA THERAPEUTICS AG | 562,741 | $4.2B | 1.66% | |
| 20 | SNDXSYNDAX PHARMACEUTICALS INC | 357,365 | $3.5B | 1.39% | |
| 21 | COLLCOLLEGIUM PHARMACEUTICAL INC | 281,776 | $3.3B | 1.32% | |
| 22 | XNCRXENCOR INC | 168,000 | $3.2B | 1.26% | |
| 23 | ENTAENANTA PHARMACEUTICALS INC | 136,882 | $3.0B | 1.19% | |
| 24 | EDITEDITAS MEDICINE INC | 85,469 | $2.1B | 0.82% | |
| 25 | —ARRAY BIOPHARMA INC | 520,000 | $1.9B | 0.73% | Call |
| 26 | —FORWARD PHARMA A/S | 84,332 | $1.5B | 0.60% | |
| 27 | —IMMUNOGEN INC | 299,500 | $922.0M | 0.36% | Call |
| 28 | —AKARI THERAPEUTICS PLC | 63,468 | $856.0M | 0.34% | |
| 29 | —TESARO INC | 9,200 | $773.0M | 0.30% | |
| 30 | —ADVAXIS INC | 92,800 | $751.0M | 0.30% | |
| 31 | —TARGACEPT INC | 669,166 | $669.0M | 0.26% | |
| 32 | CLDNEUREIGER BIOPHARMACEUTICALS INC | 14,190 | $281.0M | 0.11% |