$3.11 Billion is the total value of EcoR1 Capital, LLC's 58 reported holdings in Q1 2023. The portfolio turnover from Q4 2022 to Q1 2023 was 59.1% .
Value | Shares | ↓ Weighting | ||||||
---|---|---|---|---|---|---|---|---|
MORF | Sell | MORPHIC HLDG INC | $144,799,800 | +37.0% | 3,846,966 | -2.6% | 4.66% | +44.9% |
VYGR | Sell | VOYAGER THERAPEUTICS INC | $29,695,119 | +2.4% | 3,851,507 | -19.0% | 0.96% | +8.3% |
KDNY | Sell | CHINOOK THERAPEUTICS INC | $10,314,483 | -42.9% | 445,550 | -35.4% | 0.33% | -39.6% |
MGNX | Sell | MACROGENICS INC | $4,439,607 | -40.8% | 619,192 | -44.6% | 0.14% | -37.3% |
CGEM | Sell | CULLINAN ONCOLOGY INC | $2,520,774 | -76.9% | 246,410 | -76.2% | 0.08% | -75.6% |
SURF | Sell | SURFACE ONCOLOGY INC | $2,154,372 | -33.1% | 3,082,959 | -21.4% | 0.07% | -29.6% |
GRCL | Sell | GRACELL BIOTECHNOLOGIES INCsponsored ads | $1,486,043 | -80.7% | 798,948 | -76.1% | 0.05% | -79.5% |
SELB | Sell | SELECTA BIOSCIENCES INC | $278,000 | -93.0% | 200,000 | -94.3% | 0.01% | -92.5% |
ITOS | Sell | ITEOS THERAPEUTICS INC | $17,693 | -97.8% | 1,300 | -96.8% | 0.00% | -95.8% |
ARYD | Exit | ARYA SCIENCES ACQU CORP IVcl a | $0 | – | -150,000 | -100.0% | -0.05% | – |
Exit | ABEONA THERAPEUTICS INC | $0 | – | -1,086,956 | -100.0% | -0.10% | – | |
PRAX | Exit | PRAXIS PRECISION MEDICINES I | $0 | – | -1,585,324 | -100.0% | -0.12% | – |
HSAQ | Exit | HEALTH SCIENCES ACQ CORP 2 | $0 | – | -400,000 | -100.0% | -0.12% | – |
DTIL | Exit | PRECISION BIOSCIENCES INC | $0 | – | -5,035,971 | -100.0% | -0.18% | – |
IMTX | Exit | IMMATICS N.V | $0 | – | -743,000 | -100.0% | -0.20% | – |
DSGN | Exit | DESIGN THERAPEUTICS INC | $0 | – | -884,903 | -100.0% | -0.28% | – |
BCAB | Exit | BIOATLA INC | $0 | – | -1,124,439 | -100.0% | -0.28% | – |
AVEO | Exit | AVEO PHARMACEUTICALS INC | $0 | – | -650,489 | -100.0% | -0.30% | – |
GERN | Exit | GERON CORP | $0 | – | -4,028,507 | -100.0% | -0.30% | – |
Exit | 2SEVENTY BIO INC | $0 | – | -1,143,494 | -100.0% | -0.33% | – | |
Exit | VENTYX BIOSCIENCES INC | $0 | – | -400,000 | -100.0% | -0.40% | – | |
ZLAB | Exit | ZAI LAB LTDadr | $0 | – | -2,157,686 | -100.0% | -2.02% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2023-05-15
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 |
---|---|
SC 13G | 2024-05-03 |
SC 13G/A | 2024-04-08 |
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 |
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.