EcoR1 Capital, LLC Q3 2021 Filing
Filed November 15, 2021
Portfolio Value
$2.9T
Holdings
70
Report Date
Q3 2021
Filing Type
13F-HR
All Holdings (70 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | PRTAPROTHENA CORP PLC | 11,284,280 | $803.8B | 27.96% | |
| 2 | MORFMORPHIC HLDG INC | 3,951,566 | $223.8B | 7.79% | |
| 3 | ANABANAPTYSBIO INC | 7,521,024 | $204.0B | 7.10% | |
| 4 | RCUSARCUS BIOSCIENCES INC | 5,122,359 | $178.6B | 6.21% | |
| 5 | XNCRXENCOR INC | 4,906,106 | $160.2B | 5.57% | |
| 6 | NUVBNUVATION BIO INC | 13,711,517 | $136.3B | 4.74% | |
| 7 | ALECALECTOR INC | 4,994,970 | $114.0B | 3.97% | |
| 8 | MRTXEURMIRATI THERAPEUTICS INC | 464,298 | $82.1B | 2.86% | |
| 9 | GLPGGALAPAGOS NV | 1,558,749 | $82.0B | 2.85% | |
| 10 | STTKSHATTUCK LABS INC | 3,709,072 | $75.6B | 2.63% | |
| 11 | ORICORIC PHARMACEUTICALS INC | 3,468,944 | $72.5B | 2.52% | |
| 12 | KURAKURA ONCOLOGY INC | 3,724,437 | $69.8B | 2.43% | |
| 13 | RNAAVIDITY BIOSCIENCES INC | 2,759,505 | $68.0B | 2.36% | |
| 14 | 2JQGRITSTONE BIO INC | 5,560,748 | $60.1B | 2.09% | |
| 15 | RLAYRELAY THERAPEUTICS INC | 1,385,276 | $43.7B | 1.52% | |
| 16 | 5E7ITEOS THERAPEUTICS INC | 1,303,157 | $35.2B | 1.22% | |
| 17 | NRIXNURIX THERAPEUTICS INC | 1,126,640 | $33.8B | 1.17% | |
| 18 | JANXJANUX THERAPEUTICS INC | 1,411,975 | $30.5B | 1.06% | |
| 19 | DSGNDESIGN THERAPEUTICS INC | 1,863,098 | $27.4B | 0.95% | |
| 20 | 2L9BLUEPRINT MEDICINES CORP | 250,000 | $25.9B | 0.90% | Call |
| 21 | PTGXPROTAGONIST THERAPEUTICS INC | 1,443,800 | $25.6B | 0.89% | |
| 22 | NRIXDICERNA PHARMACEUTICALS INC | 1,249,812 | $25.2B | 0.88% | |
| 23 | —AKOUOS INC | 1,975,984 | $22.9B | 0.80% | |
| 24 | SLDBSOLID BIOSCIENCES INC | 9,202,702 | $22.0B | 0.77% | |
| 25 | EWTXEDGEWISE THERAPEUTICS INC | 1,279,175 | $21.2B | 0.74% | |
| 26 | OVIDOVID THERAPEUTICS INC | 6,082,200 | $20.4B | 0.71% | |
| 27 | TNGXTANGO THERAPEUTICS INC | 1,300,000 | $16.8B | 0.58% | |
| 28 | —BLUEBIRD BIO INC | 802,507 | $15.3B | 0.53% | |
| 29 | ERASERASCA INC | 700,000 | $14.9B | 0.52% | |
| 30 | CNTACENTESSA PHARMACEUTICALS PLC | 754,545 | $12.6B | 0.44% | |
| 31 | SPRYSILVERBACK THERAPEUTICS INC | 1,184,710 | $11.8B | 0.41% | |
| 32 | —ODONATE THERAPEUTICS INC | 3,727,261 | $10.8B | 0.38% | |
| 33 | CRVSCORVUS PHARMACEUTICALS INC | 2,081,077 | $10.1B | 0.35% | |
| 34 | IMVTIMMUNOVANT INC | 1,140,819 | $9.9B | 0.34% | |
| 35 | NUVB/WSNUVATION BIO INC | 963,333 | $9.6B | 0.33% | |
| 36 | CCCCC4 THERAPEUTICS INC | 200,000 | $8.9B | 0.31% | |
| 37 | KRON1USDKRONOS BIO INC | 387,357 | $8.1B | 0.28% | |
| 38 | —NEOLEUKIN THERAPEUTICS INC | 860,619 | $6.2B | 0.22% | |
| 39 | —FRAZIER LIFESCIENCES ACQU CO | 587,615 | $5.8B | 0.20% | |
| 40 | ACIUAC IMMUNE SA | 751,251 | $5.0B | 0.18% | |
| 41 | NGMUSDNGM BIOPHARMACEUTICALS INC | 245,000 | $5.0B | 0.17% | Call |
| 42 | —CYCLERION THERAPEUTICS INC | 1,606,276 | $4.9B | 0.17% | |
| 43 | —JIYA ACQUISITION CORP | 500,000 | $4.9B | 0.17% | |
| 44 | VERVVERVE THERAPEUTICS INC | 100,000 | $4.7B | 0.16% | |
| 45 | —KINNATE BIOPHARMA INC | 175,000 | $4.0B | 0.14% | |
| 46 | —HEALTH SCIENCES ACQ CORP 2 ORD | 400,000 | $4.0B | 0.14% | |
| 47 | —FS DEVELOPMENT CORP II | 371,014 | $3.7B | 0.13% | |
| 48 | DYNDYNE THERAPEUTICS INC | 215,000 | $3.6B | 0.12% | |
| 49 | 1K0IGM BIOSCIENCES INC | 38,030 | $2.5B | 0.09% | |
| 50 | —FORMA THERAPEUTICS HLDGS INC | 90,141 | $2.1B | 0.07% | |
| 51 | —BCLS ACQUISITION CORP | 200,000 | $2.0B | 0.07% | |
| 52 | MLTXHELIX ACQUISITION CORP | 200,000 | $2.0B | 0.07% | |
| 53 | —5 01 ACQUISITION CORP | 200,000 | $2.0B | 0.07% | |
| 54 | —EUCRATES BIOMEDICAL ACQU COR | 200,000 | $2.0B | 0.07% | |
| 55 | BOLT1EURBOLT BIOTHERAPEUTICS INC | 150,000 | $1.8B | 0.06% | |
| 56 | CRBUCARIBOU BIOSCIENCES INC | 75,000 | $1.8B | 0.06% | |
| 57 | —ARYA SCIENCES ACQU CORP IV | 150,000 | $1.5B | 0.05% | |
| 58 | PMVPPMV PHARMACEUTICALS INC | 50,000 | $1.5B | 0.05% | |
| 59 | BCABBIOATLA INC | 50,000 | $1.5B | 0.05% | |
| 60 | RPTXREPARE THERAPEUTICS INC | 50,000 | $1.3B | 0.04% | |
| 61 | MGTXMEIRAGTX HLDGS PLC | 94,819 | $1.3B | 0.04% | |
| 62 | VYGRVOYAGER THERAPEUTICS INC | 445,992 | $1.2B | 0.04% | |
| 63 | —CAREMAX INC | 100,000 | $986.0M | 0.03% | |
| 64 | —TURMERIC ACQUISITION CORP | 100,000 | $979.0M | 0.03% | |
| 65 | —FRAZIER LIFESCIENCES ACQU CO | 66,665 | $655.0M | 0.02% | |
| 66 | —EUCRATES BIOMEDICAL ACQU COR | 66,666 | $652.0M | 0.02% | |
| 67 | —OMEGA ALPHA SPAC | 50,000 | $487.0M | 0.02% | |
| 68 | SRZNWSURROZEN INC | 66,665 | $471.0M | 0.02% | |
| 69 | —TURMERIC ACQUISITION CORP | 33,333 | $326.0M | 0.01% | |
| 70 | SRRKSCHOLAR ROCK HLDG CORP | 8,208 | $271.0M | 0.01% | |
| 71 | NVLSEURALPINE IMMUNE SCIENCES INC | 7,001 | $75.0M | 0.00% |