13F HOLDINGS REPORT
EcoR1 Capital, LLC
Quarter ended Q1 2024 · Filed May 15, 2024 · Accession 0000935836-24-000391
Total Value
$3.95B
Positions
59
Other Managers
0
Confidential Omitted
No
Holdings (59)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | APELLIS PHARMACEUTICALS INC | APLS | 11,357,425 | $667.6M | 16.89% |
| 2 | PROTHENA CORP PLC | PRTA | 11,584,280 | $286.9M | 7.26% |
| 3 | ARVINAS INC | ARVN | 6,726,491 | $277.7M | 7.02% |
| 4 | SAREPTA THERAPEUTICS INC | SRPT | 1,919,835 | $248.5M | 6.29% |
| 5 | CRINETICS PHARMACEUTICALS IN | CRNX | 4,155,375 | $194.5M | 4.92% |
| 6 | GALAPAGOS NV | GLPGF | 5,756,268 | $185.4M | 4.69% |
| 7 | ANAPTYSBIO INC | ANABV | 7,521,024 | $169.4M | 4.28% |
| 8 | ZYMEWORKS INC | ZYME | 13,437,473 | $141.4M | 3.58% |
| 9 | KURA ONCOLOGY INC | KURA | 5,806,871 | $123.9M | 3.13% |
| 10 | JAZZ PHARMACEUTICALS PLC | JAZZ | 1,013,952 | $122.1M | 3.09% |
| 11 | XENCOR INC | XNCR | 5,330,416 | $118.0M | 2.98% |
| 12 | ACADIA PHARMACEUTICALS INC | ACAD | 5,991,479 | $110.8M | 2.80% |
| 13 | TANGO THERAPEUTICS INC | TNGX | 13,330,736 | $105.8M | 2.68% |
| 14 | IMMUNOME INC | IMNM | 3,879,415 | $95.7M | 2.42% |
| 15 | CRISPR THERAPEUTICS AG | CRSP | 1,389,276 | $94.7M | 2.40% |
| 16 | MERSANA THERAPEUTICS INC | 59045L106 | 19,364,688 | $86.8M | 2.19% |
| 17 | MORPHIC HLDG INC | 61775R105 | 2,384,384 | $83.9M | 2.12% |
| 18 | NUVATION BIO INC | NUVB | 19,209,643 | $69.9M | 1.77% |
| 19 | NEUROGENE INC | NGNE | 1,271,342 | $64.7M | 1.64% |
| 20 | CENTESSA PHARMACEUTICALS PLC | CNTA | 5,618,779 | $63.5M | 1.61% |
| 21 | ORIC PHARMACEUTICALS INC | ORIC | 3,418,068 | $47.0M | 1.19% |
| 22 | ADAPTIMMUNE THERAPEUTICS PLC | ADTI | 27,404,070 | $43.3M | 1.10% |
| 23 | TSCAN THERAPEUTICS INC | TCRX | 5,000,000 | $39.7M | 1.00% |
| 24 | VOYAGER THERAPEUTICS INC | VYGR | 3,917,546 | $36.5M | 0.92% |
| 25 | THIRD HARMONIC BIO INC | 88427A107 | 3,182,444 | $30.0M | 0.76% |
| 26 | NEUMORA THERAPEUTICS INC. | NMRA | 2,071,450 | $28.5M | 0.72% |
| 27 | CELLDEX THERAPEUTICS INC | CLDX | 650,000 | $27.3M | 0.69% |
| 28 | ITEOS THERAPEUTICS INC | 46565G104 | 1,999,249 | $27.3M | 0.69% |
| 29 | LENZ THERAPEUTICS INC | LENZ | 1,219,774 | $27.2M | 0.69% |
| 30 | ATEA PHARMACEUTICALS INC | AVIR | 6,145,861 | $24.8M | 0.63% |
| 31 | ALECTOR INC | ALEC | 4,056,548 | $24.4M | 0.62% |
| 32 | EDGEWISE THERAPEUTICS INC | EWTX | 1,250,385 | $22.8M | 0.58% |
| 33 | NKARTA INC | NKTX | 2,000,000 | $21.6M | 0.55% |
| 34 | PHARVARIS N V | PHVS | 900,000 | $20.8M | 0.53% |
| 35 | VAXCYTE INC | PCVX | 300,000 | $20.5M | 0.52% |
| 36 | MADRIGAL PHARMACEUTICALS INC | MDGL | 75,000 | $20.0M | 0.51% |
| 37 | AVIDITY BIOSCIENCES INC | 05370A108 | 757,576 | $19.3M | 0.49% |
| 38 | OVID THERAPEUTICS INC | OVID | 6,117,400 | $18.7M | 0.47% |
| 39 | VERVE THERAPEUTICS INC | 92539P101 | 1,250,000 | $16.6M | 0.42% |
| 40 | KURA ONCOLOGY INC | KURA | 700,000 | $14.9M | 0.38% |
| 41 | KEROS THERAPEUTICS INC | KROS | 187,500 | $12.4M | 0.31% |
| 42 | DYNE THERAPEUTICS INC | DYN | 427,039 | $12.1M | 0.31% |
| 43 | KYVERNA THERAPEUTICS INC | KYTX | 450,000 | $11.2M | 0.28% |
| 44 | GOSSAMER BIO INC | GOSS | 9,195,404 | $10.9M | 0.27% |
| 45 | ALLOVIR INC | 019818103 | 11,294,585 | $8.5M | 0.22% |
| 46 | KODIAK SCIENCES INC | KOD | 1,613,600 | $8.5M | 0.21% |
| 47 | GENERATION BIO CO | 37148K100 | 2,046,867 | $8.3M | 0.21% |
| 48 | ATARA BIOTHERAPEUTICS INC | ATRA | 10,167,043 | $7.1M | 0.18% |
| 49 | PROQR THRAPEUTICS N V | N71542109 | 2,884,357 | $6.6M | 0.17% |
| 50 | ALIGOS THERAPEUTICS INC | ALGS | 6,389,468 | $6.3M | 0.16% |
| 51 | ARCUTIS BIOTHERAPEUTICS INC | ARQT | 500,000 | $5.0M | 0.13% |
| 52 | PRIME MEDICINE INC | PRME | 700,000 | $4.9M | 0.12% |
| 53 | NUVATION BIO INC | NUVB | 963,333 | $3.5M | 0.09% |
| 54 | HOOKIPA PHARMA INC | HOOK | 4,595,024 | $3.3M | 0.08% |
| 55 | SURROZEN INC | SRZNW | 66,665 | $1.0M | 0.03% |
| 56 | PMV PHARMACEUTICALS INC | PMVP | 566,879 | $963,694 | 0.02% |
| 57 | CAREMAX INC | 14171W111 | 100,000 | $482,000 | 0.01% |
| 58 | KODIAK SCIENCES INC | KOD | 51,100 | $268,786 | 0.01% |
| 59 | ALPINE IMMUNE SCIENCES INC | 02083G100 | 1,000 | $39,640 | 0.00% |