EcoR1 Capital, LLC Q4 2021 Filing
Filed February 14, 2022
Portfolio Value
$3.1T
Holdings
75
Report Date
Q4 2021
Filing Type
13F-HR
All Holdings (75 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | PRTAPROTHENA CORP PLC | 11,284,280 | $557.4B | 17.76% | |
| 2 | ANABANAPTYSBIO INC | 7,521,024 | $261.4B | 8.33% | |
| 3 | RCUSARCUS BIOSCIENCES INC | 5,523,358 | $223.5B | 7.12% | |
| 4 | XNCRXENCOR INC | 4,906,106 | $196.8B | 6.27% | |
| 5 | APLSAPELLIS PHARMACEUTICALS INC | 4,033,882 | $190.7B | 6.08% | |
| 6 | MORFMORPHIC HLDG INC | 3,951,566 | $187.2B | 5.97% | |
| 7 | GLPGGALAPAGOS NV | 2,224,403 | $122.6B | 3.91% | |
| 8 | NUVBNUVATION BIO INC | 13,896,543 | $118.1B | 3.76% | |
| 9 | ALECALECTOR INC | 4,994,970 | $103.1B | 3.29% | |
| 10 | PTGXPROTAGONIST THERAPEUTICS INC | 2,639,706 | $90.3B | 2.88% | |
| 11 | CRSPCRISPR THERAPEUTICS AG | 1,077,483 | $81.7B | 2.60% | |
| 12 | 2JQGRITSTONE BIO INC | 6,319,232 | $81.3B | 2.59% | Call |
| 13 | ACADACADIA PHARMACEUTICALS INC | 3,060,593 | $71.4B | 2.28% | |
| 14 | RNAAVIDITY BIOSCIENCES INC | 2,759,505 | $65.6B | 2.09% | |
| 15 | 5E7ITEOS THERAPEUTICS INC | 1,303,157 | $60.7B | 1.93% | |
| 16 | RLAYRELAY THERAPEUTICS INC | 1,779,084 | $54.6B | 1.74% | |
| 17 | KURAKURA ONCOLOGY INC | 3,724,437 | $52.1B | 1.66% | |
| 18 | ORICORIC PHARMACEUTICALS INC | 3,468,944 | $51.0B | 1.62% | |
| 19 | TSVT*2SEVENTY BIO ORD | 1,917,063 | $49.1B | 1.57% | |
| 20 | AVIRATEA PHARMACEUTICALS INC | 5,376,134 | $48.1B | 1.53% | |
| 21 | DSGNDESIGN THERAPEUTICS INC | 2,152,997 | $46.1B | 1.47% | |
| 22 | SG7SAGE THERAPEUTICS INC | 940,636 | $40.0B | 1.28% | |
| 23 | JANXJANUX THERAPEUTICS INC | 1,411,975 | $27.9B | 0.89% | |
| 24 | —PARDES BIOSCIENCES ORD | 1,597,139 | $26.1B | 0.83% | |
| 25 | VTYXVENTYX BIOSCIENCES ORD | 1,300,000 | $25.8B | 0.82% | |
| 26 | EWTXEDGEWISE THERAPEUTICS INC | 1,279,175 | $19.5B | 0.62% | |
| 27 | OVIDOVID THERAPEUTICS INC | 6,082,200 | $19.5B | 0.62% | |
| 28 | —AKOUOS INC | 1,975,984 | $16.8B | 0.54% | |
| 29 | CRNXCRINETICS PHARMACEUTICALS IN | 590,169 | $16.8B | 0.53% | |
| 30 | ALNYALNYLAM PHARMACEUTICALS INC | 98,146 | $16.6B | 0.53% | |
| 31 | SLDBSOLID BIOSCIENCES INC | 9,202,702 | $16.1B | 0.51% | |
| 32 | HALOHALOZYME THERAPEUTICS INC | 392,000 | $15.8B | 0.50% | |
| 33 | LEGNLEGEND BIOTECH CORP | 307,594 | $14.3B | 0.46% | |
| 34 | TNGXTANGO THERAPEUTICS INC | 1,300,000 | $14.2B | 0.45% | |
| 35 | ERASERASCA INC | 700,000 | $10.9B | 0.35% | |
| 36 | ARVNARVINAS INC | 130,300 | $10.7B | 0.34% | |
| 37 | CNTACENTESSA PHARMACEUTICALS PLC | 882,176 | $9.9B | 0.32% | |
| 38 | IMVTIMMUNOVANT INC | 1,140,819 | $9.7B | 0.31% | |
| 39 | VYGRVOYAGER THERAPEUTICS INC | 3,557,507 | $9.6B | 0.31% | |
| 40 | NRIXNURIX THERAPEUTICS INC | 309,540 | $9.0B | 0.29% | |
| 41 | GRPHGRAPHITE BIO INC | 688,900 | $8.6B | 0.27% | |
| 42 | NUVB/WSNUVATION BIO INC | 963,333 | $8.2B | 0.26% | |
| 43 | SPRYSILVERBACK THERAPEUTICS INC | 1,060,010 | $7.1B | 0.22% | |
| 44 | CCCCC4 THERAPEUTICS INC | 200,000 | $6.4B | 0.21% | |
| 45 | —FRAZIER LIFESCIENCES ACQU CO | 587,615 | $5.7B | 0.18% | |
| 46 | —APPLIED MOLECULAR TRANS INC | 400,000 | $5.6B | 0.18% | |
| 47 | KRON1USDKRONOS BIO INC | 387,357 | $5.3B | 0.17% | |
| 48 | —JIYA ACQUISITION CORP | 500,000 | $4.9B | 0.16% | |
| 49 | —NEOLEUKIN THERAPEUTICS INC | 860,619 | $4.1B | 0.13% | |
| 50 | —HEALTH SCIENCES ACQ CORP 2 ORD | 400,000 | $4.0B | 0.13% | |
| 51 | ACIUAC IMMUNE SA | 749,585 | $3.7B | 0.12% | |
| 52 | VERVVERVE THERAPEUTICS INC | 100,000 | $3.7B | 0.12% | |
| 53 | —KINNATE BIOPHARMA INC | 175,000 | $3.1B | 0.10% | |
| 54 | DYNDYNE THERAPEUTICS INC | 215,000 | $2.6B | 0.08% | |
| 55 | MLTXHELIX ACQUISITION CORP | 200,000 | $2.0B | 0.06% | |
| 56 | —5 01 ACQUISITION CORP | 200,000 | $2.0B | 0.06% | |
| 57 | —BCLS ACQUISITION CORP | 200,000 | $2.0B | 0.06% | |
| 58 | —EUCRATES BIOMEDICAL ACQU COR | 200,000 | $2.0B | 0.06% | |
| 59 | ADVMCHFADVERUM BIOTECHNOLOGIES INC | 1,046,700 | $1.8B | 0.06% | |
| 60 | —ARYA SCIENCES ACQU CORP IV | 150,000 | $1.5B | 0.05% | |
| 61 | PMVPPMV PHARMACEUTICALS INC | 50,000 | $1.2B | 0.04% | |
| 62 | CRBUCARIBOU BIOSCIENCES INC | 75,000 | $1.1B | 0.04% | |
| 63 | ALGSALIGOS THERAPEUTICS INC | 91,044 | $1.1B | 0.03% | |
| 64 | RPTXREPARE THERAPEUTICS INC | 50,000 | $1.1B | 0.03% | |
| 65 | —TURMERIC ACQUISITION CORP | 100,000 | $982.0M | 0.03% | |
| 66 | —VTV THERAPEUTICS INC | 834,333 | $830.0M | 0.03% | |
| 67 | —CAREMAX INC | 100,000 | $768.0M | 0.02% | |
| 68 | GLUEMONTE ROSA THERAPEUTICS INC | 37,593 | $768.0M | 0.02% | |
| 69 | BOLT1EURBOLT BIOTHERAPEUTICS INC | 150,000 | $735.0M | 0.02% | |
| 70 | —EUCRATES BIOMEDICAL ACQU COR | 66,666 | $651.0M | 0.02% | |
| 71 | —FRAZIER LIFESCIENCES ACQU CO | 66,665 | $650.0M | 0.02% | |
| 72 | PCVXVAXCYTE INC | 20,800 | $495.0M | 0.02% | |
| 73 | —OMEGA ALPHA SPAC | 50,000 | $489.0M | 0.02% | |
| 74 | SRZNWSURROZEN INC | 66,665 | $429.0M | 0.01% | |
| 75 | —TURMERIC ACQUISITION CORP | 33,333 | $327.0M | 0.01% |