$2.68 Billion is the total value of EcoR1 Capital, LLC's 72 reported holdings in Q2 2021. The portfolio turnover from Q1 2021 to Q2 2021 was 35.2% .
Value | Shares | ↓ Weighting | ||||||
---|---|---|---|---|---|---|---|---|
PRTA | Buy | PROTHENA CORP PLC | $580,125,000 | +109.3% | 11,284,280 | +2.3% | 21.68% | +76.4% |
MORF | Buy | MORPHIC HLDG INC | $226,780,000 | +19.5% | 3,951,566 | +31.7% | 8.48% | +0.7% |
ANAB | Buy | ANAPTYSBIO INC | $195,020,000 | +26.5% | 7,521,024 | +5.2% | 7.29% | +6.6% |
XNCR | Buy | XENCOR INC | $169,212,000 | -19.8% | 4,906,106 | +0.1% | 6.32% | -32.4% |
RLAY | Buy | RELAY THERAPEUTICS INC | $164,208,000 | +38.5% | 4,487,776 | +30.9% | 6.14% | +16.7% |
NUVB | Buy | NUVATION BIO INC | $127,654,000 | -7.8% | 13,711,517 | +3.5% | 4.77% | -22.3% |
STTK | Buy | SHATTUCK LABS INC | $96,201,000 | +33.8% | 3,318,410 | +35.0% | 3.60% | +12.8% |
RCUS | Buy | ARCUS BIOSCIENCES INC | $91,586,000 | +48.5% | 3,335,247 | +51.9% | 3.42% | +25.2% |
ALEC | Buy | ALECTOR INC | $88,374,000 | +628.2% | 4,242,634 | +604.1% | 3.30% | +513.9% |
SBTX | Buy | SILVERBACK THERAPEUTICS INC | $80,871,000 | -26.8% | 2,618,036 | +3.3% | 3.02% | -38.4% |
KURA | Buy | KURA ONCOLOGY INC | $77,655,000 | -25.6% | 3,724,437 | +0.9% | 2.90% | -37.3% |
MRTX | MIRATI THERAPEUTICS INC | $74,998,000 | -5.7% | 464,298 | 0.0% | 2.80% | -20.5% | |
ORIC | ORIC PHARMACEUTICALS INC | $54,701,000 | -27.8% | 3,092,218 | 0.0% | 2.04% | -39.2% | |
NRIX | Sell | NURIX THERAPEUTICS INC | $52,210,000 | -16.8% | 1,967,950 | -2.5% | 1.95% | -29.9% |
RNA | AVIDITY BIOSCIENCES INC | $51,989,000 | +13.3% | 2,103,950 | 0.0% | 1.94% | -4.5% | |
JANX | New | JANUX THERAPEUTICS INC | $35,229,000 | – | 1,411,975 | +100.0% | 1.32% | – |
SLDB | SOLID BIOSCIENCES INC | $33,682,000 | -33.8% | 9,202,702 | 0.0% | 1.26% | -44.2% | |
GRTS | GRITSTONE BIO INC | $31,236,000 | -3.2% | 3,421,287 | 0.0% | 1.17% | -18.4% | |
TBIO | Buy | TRANSLATE BIO INC | $28,889,000 | +193.5% | 1,048,976 | +75.7% | 1.08% | +147.1% |
ITOS | Buy | ITEOS THERAPEUTICS INC | $26,570,000 | +199.0% | 1,035,864 | +298.4% | 0.99% | +152.0% |
EWTX | EDGEWISE THERAPEUTICS INC | $26,112,000 | -34.4% | 1,224,175 | 0.0% | 0.98% | -44.7% | |
KYMR | Buy | KYMERA THERAPEUTICS INC | $25,192,000 | +548.3% | 519,416 | +419.4% | 0.94% | +447.1% |
DSGN | Buy | DESIGN THERAPEUTICS INC | $25,062,000 | -26.3% | 1,260,019 | +10.7% | 0.94% | -37.9% |
AKUS | AKOUOS INC | $24,799,000 | -9.5% | 1,975,984 | 0.0% | 0.93% | -23.8% | |
ARVN | Buy | ARVINAS INC | $24,773,000 | +17.6% | 321,724 | +0.9% | 0.93% | -0.9% |
OVID | OVID THERAPEUTICS INC | $23,781,000 | -2.7% | 6,082,200 | 0.0% | 0.89% | -18.0% | |
NLTX | Sell | NEOLEUKIN THERAPEUTICS INC | $21,772,000 | -43.4% | 2,358,804 | -24.5% | 0.81% | -52.3% |
ACIU | Sell | AC IMMUNE SA | $21,000,000 | -24.4% | 2,648,163 | -27.4% | 0.78% | -36.2% |
BCEL | ATRECA INC | $20,675,000 | -44.4% | 2,426,685 | 0.0% | 0.77% | -53.2% | |
CNTA | New | CENTESSA PHARMACEUTICALS PLCsponsored ads | $16,758,000 | – | 754,545 | +100.0% | 0.63% | – |
KDNY | Sell | CHINOOK THERAPEUTICS INC | $13,155,000 | -32.3% | 931,650 | -25.5% | 0.49% | -42.9% |
ZNTL | New | ZENTALIS PHARMACEUTICALS INC | $10,640,000 | – | 200,000 | +100.0% | 0.40% | – |
CRVS | New | CORVUS PHARMACEUTICALS INC | $9,557,000 | – | 3,579,377 | +100.0% | 0.36% | – |
KRON | KRONOS BIO INC | $9,277,000 | -18.2% | 387,357 | 0.0% | 0.35% | -31.0% | |
BCTG | BCTG ACQUISITION CORP | $9,104,000 | +2.3% | 800,000 | 0.0% | 0.34% | -13.9% | |
NUVBWS | NUVATION BIO INC*w exp 07/07/202 | $8,969,000 | -10.9% | 963,333 | 0.0% | 0.34% | -24.9% | |
ALVR | ALLOVIR INC | $8,824,000 | -15.6% | 447,012 | 0.0% | 0.33% | -28.9% | |
CCCC | C4 THERAPEUTICS INC | $7,568,000 | +2.3% | 200,000 | 0.0% | 0.28% | -13.7% | |
CYCN | CYCLERION THERAPEUTICS INC | $6,264,000 | +39.8% | 1,606,276 | 0.0% | 0.23% | +17.6% | |
VERV | New | VERVE THERAPEUTICS INC | $6,025,000 | – | 100,000 | +100.0% | 0.22% | – |
SYRS | SYROS PHARMACEUTICALS INC | $5,450,000 | -27.1% | 1,000,000 | 0.0% | 0.20% | -38.6% | |
JYAC | JIYA ACQUISITION CORP | $4,970,000 | +1.0% | 500,000 | 0.0% | 0.19% | -14.7% | |
ALPN | Sell | ALPINE IMMUNE SCIENCES INC | $4,704,000 | -40.1% | 522,635 | -29.5% | 0.18% | -49.6% |
DYN | DYNE THERAPEUTICS INC | $4,524,000 | +35.5% | 215,000 | 0.0% | 0.17% | +14.2% | |
HSAQ | HEALTH SCIENCES ACQ CORP 2 | $4,080,000 | -8.8% | 400,000 | 0.0% | 0.15% | -23.6% | |
MGTA | Sell | MAGENTA THERAPEUTICS INC | $3,588,000 | -45.5% | 366,867 | -34.1% | 0.13% | -54.1% |
IGMS | New | IGM BIOSCIENCES INC | $3,164,000 | – | 38,030 | +100.0% | 0.12% | – |
ODT | New | ODONATE THERAPEUTICS INC | $2,901,000 | – | 831,200 | +100.0% | 0.11% | – |
NGM | NGM BIOPHARMACEUTICALS INC | $2,831,000 | -32.2% | 143,567 | 0.0% | 0.11% | -42.7% | |
FMTX | New | FORMA THERAPEUTICS HLDGS INC | $2,629,000 | – | 105,638 | +100.0% | 0.10% | – |
BOLT | BOLT BIOTHERAPEUTICS INC | $2,319,000 | -53.0% | 150,000 | 0.0% | 0.09% | -60.3% | |
BCAB | BIOATLA INC | $2,119,000 | -16.6% | 50,000 | 0.0% | 0.08% | -30.1% | |
BLSA | BCLS ACQUISITION CORP | $2,106,000 | -0.4% | 200,000 | 0.0% | 0.08% | -16.0% | |
HLXA | HELIX ACQUISITION CORP | $2,070,000 | +1.5% | 200,000 | 0.0% | 0.08% | -14.4% | |
FVAM | 5 01 ACQUISITION CORP | $1,994,000 | -0.2% | 200,000 | 0.0% | 0.08% | -15.7% | |
CHFW | New | CONSONANCE HFW ACQUISITION C | $1,987,000 | – | 200,000 | +100.0% | 0.07% | – |
EUCR | EUCRATES BIOMEDICAL ACQU COR | $1,969,000 | -1.4% | 200,000 | 0.0% | 0.07% | -16.9% | |
FLAC | New | FRAZIER LIFESCIENCES ACQU CO | $1,957,000 | – | 200,495 | +100.0% | 0.07% | – |
PMVP | PMV PHARMACEUTICALS INC | $1,708,000 | +3.8% | 50,000 | 0.0% | 0.06% | -12.3% | |
ARYD | ARYA SCIENCES ACQU CORP IVcl a | $1,608,000 | +2.4% | 150,000 | 0.0% | 0.06% | -14.3% | |
RPTX | REPARE THERAPEUTICS INC | $1,559,000 | +1.6% | 50,000 | 0.0% | 0.06% | -14.7% | |
FSII | FS DEVELOPMENT CORP II | $1,497,000 | +0.2% | 150,000 | 0.0% | 0.06% | -15.2% | |
MGTX | MEIRAGTX HLDGS PLC | $1,470,000 | +7.5% | 94,819 | 0.0% | 0.06% | -9.8% | |
CMAXW | New | CAREMAX INC*w exp 06/08/202 | $1,290,000 | – | 100,000 | +100.0% | 0.05% | – |
TMPM | TURMERIC ACQUISITION CORPcl a | $989,000 | +1.2% | 100,000 | 0.0% | 0.04% | -14.0% | |
CHFWWS | New | CONSONANCE HFW ACQUISITION C*w exp 10/28/202 | $662,000 | – | 66,665 | +100.0% | 0.02% | – |
EUCRW | EUCRATES BIOMEDICAL ACQU COR*w exp 10/23/202 | $656,000 | -1.4% | 66,666 | 0.0% | 0.02% | -13.8% | |
FLACW | New | FRAZIER LIFESCIENCES ACQU CO*w exp 11/30/202 | $651,000 | – | 66,665 | +100.0% | 0.02% | – |
KNTE | KINNATE BIOPHARMA INC | $582,000 | -25.3% | 25,000 | 0.0% | 0.02% | -37.1% | |
OMEG | OMEGA ALPHA SPACcl a | $498,000 | +0.6% | 50,000 | 0.0% | 0.02% | -13.6% | |
FSTX | F-STAR THERAPEUTICS INC | $395,000 | -20.7% | 46,000 | 0.0% | 0.02% | -31.8% | |
TMPMW | TURMERIC ACQUISITION CORP*w exp 10/08/202 | $330,000 | +1.2% | 33,333 | 0.0% | 0.01% | -14.3% | |
MTCR | Exit | METACRINE INC | $0 | – | -62,207 | -100.0% | -0.02% | – |
LSAQ | Exit | LIFESCI ACQUISITION II CORP | $0 | – | -56,500 | -100.0% | -0.02% | – |
DFHTW | Exit | DEERFIELD HEALTHCARE TECH AC*w exp 07/16/202 | $0 | – | -100,000 | -100.0% | -0.05% | – |
CDAK | Exit | CODIAK BIOSCIENCES INC | $0 | – | -115,195 | -100.0% | -0.08% | – |
CHFWU | Exit | CONSONANCE HFW ACQUISITION Cunit 99/99/9999 | $0 | – | -200,000 | -100.0% | -0.09% | – |
FLACU | Exit | FRAZIER LIFESCIENCES ACQU COunit 12/09/2025 | $0 | – | -200,000 | -100.0% | -0.09% | – |
ARPO | Exit | AERPIO PHARMACEUTICALS INC | $0 | – | -2,072,782 | -100.0% | -0.12% | – |
VINCW | Exit | VINCERX PHARMA INC*w exp 12/24/202 | $0 | – | -150,000 | -100.0% | -0.13% | – |
LOGC | Exit | LOGICBIO THERAPEUTICS INC | $0 | – | -688,700 | -100.0% | -0.22% | – |
PRTA | Exit | PROTHENA CORP PLCcall | $0 | – | -250,000 | -100.0% | -0.28% | – |
AMTI | Exit | APPLIED MOLECULAR TRANS INC | $0 | – | -239,443 | -100.0% | -0.47% | – |
ELDN | Exit | ELEDON PHARMACEUTICALS INC | $0 | – | -1,115,721 | -100.0% | -0.53% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2021-08-16
Top long-term holdings
Name | Quarters owned | Latest quarter owned | Max weighting |
---|---|---|---|
KURA ONCOLOGY ORD | 32 | Q3 2023 | 10.5% |
XENCOR ORD | 25 | Q3 2023 | 12.6% |
ASSEMBLY BIOSCIENCES ORD | 23 | Q3 2020 | 19.0% |
FIBROGEN ORD | 22 | Q1 2020 | 12.4% |
PROTHENA ORD | 20 | Q3 2023 | 28.0% |
IRONWOOD PHARMA CL A ORD | 20 | Q1 2020 | 13.9% |
GALAPAGOS NV SPON ADR | 19 | Q3 2023 | 12.0% |
MORPHIC HOLDING ORD | 18 | Q3 2023 | 8.5% |
ARCUS BIOSCIENCES ORD | 17 | Q1 2022 | 7.1% |
ANAPTYSBIO INC | 16 | Q3 2023 | 8.3% |
View EcoR1 Capital, LLC's complete holdings history.
Latest significant ownerships (13-D/G)
Filed | Shares | Percentage | |
---|---|---|---|
Mersana Therapeutics, Inc. | July 27, 2023 | 19,364,688 | 16.9% |
TScan Therapeutics, Inc. | June 05, 2023 | 5,000,000 | 11.7% |
2seventy bio, Inc. | February 14, 2023 | 1,143,494 | 3.0% |
Avidity Biosciences, Inc.Sold out | February 14, 2023 | 0 | 0.0% |
Surface Oncology, Inc. | February 13, 2023 | 3,924,713 | 6.5% |
Akouos, Inc.Sold out | February 10, 2023 | 0 | 0.0% |
Alector, Inc. | February 10, 2023 | 4,056,548 | 4.9% |
Arcus Biosciences, Inc.Sold out | February 10, 2023 | 0 | 0.0% |
Gritstone bio, Inc.Sold out | February 10, 2023 | 0 | 0.0% |
Ovid Therapeutics Inc. | February 10, 2023 | 6,117,400 | 8.7% |
View EcoR1 Capital, LLC's complete significant-ownership history.
Latest filings
Type | Filed |
---|---|
3 | 2024-03-26 |
SC 13G/A | 2024-03-26 |
SC 13G | 2024-03-11 |
SC 13D | 2024-02-22 |
SC 13G | 2024-02-16 |
13F-HR | 2024-02-14 |
SC 13G/A | 2024-02-14 |
SC 13G/A | 2024-02-14 |
SC 13G/A | 2024-02-14 |
SC 13G/A | 2024-02-14 |
View EcoR1 Capital, LLC's complete filings history.
All filings
- Holdings (13F-HR)
- Significant ownership (13-D/G)
- Insider transactions (4, 5, 6)
- Events (8-K)
- Shareholder votes (proxy)
View complete filings history.