We are live on ! Find out more
EC

EcoR1 Capital Portfolio holdings

AUM $2.36B
1-Year Est. Return 204.53%
This Fund
S&P 500
This Quarter Est. Return
+17.84%
1 Year Est. Return
+204.53%
3 Year Est. Return
+306.25%
5 Year Est. Return
+490.45%
10 Year Est. Return
+14,115.48%
AUM
$3.95B
AUM Growth
+$102M
Cap. Flow
-$4.3M
Cap. Flow %
-0.11%
Top 10 Hldgs %
61.14%
Holding
68
New
17
Increased
8
Reduced
4
Closed
9

Top Buys

Rank Stock Value
1
SRPT icon
Sarepta Therapeutics
SRPT
+$133M
2
CRSP icon
CRISPR Therapeutics
CRSP
+$99.5M
3
CRNX icon
Crinetics Pharmaceuticals
CRNX
+$83.8M
4
MORF
Morphic Holding, Inc. Common Stock
MORF
+$72.8M
5
ADAP
Adaptimmune Therapeutics
ADAP
+$33.1M

Top Sells

Rank Stock Value
1
MRTX
Mirati Therapeutics, Inc. Common Stock
MRTX
+$435M
2
ARGX icon
argenx
ARGX
+$115M
3
EWTX icon
Edgewise Therapeutics
EWTX
+$35.6M
4
SYRE icon
Spyre Therapeutics
SYRE
+$19.1M
5
RVMD icon
Revolution Medicines
RVMD
+$3.8M

Sector Composition

Rank Sector Weight
1 Healthcare 99.49%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ARQT icon
51
Arcutis Biotherapeutics
ARQT
$3.51B
$4.96M 0.13%
+500,000
New +$3.73M
PRME icon
52
Prime Medicine
PRME
$545M
$4.9M 0.12%
+700,000
New +$5.31M
NUVB.WS
53
DELISTED
Nuvation Bio Inc Warrants
NUVB.WS
$3.51M 0.09%
963,333
– –
HOOK
54
DELISTED
HOOKIPA Pharma
HOOK
$3.27M 0.08%
459,502
– –
SRZNW icon
55
Surrozen Inc Warrant
SRZNW
$36.6K
$1.05M 0.03%
66,665
– –
PMVP icon
56
PMV Pharmaceuticals
PMVP
$57.1M
$964K 0.02%
566,879
– –
CMAXW
57
DELISTED
CareMax, Inc. Warrant
CMAXW
$482K 0.01%
100,000
– –
KOD icon
58
CALL
Kodiak Sciences
KOD
$2.49B
$269K 0.01%
+51,100
New +$250K
ALPN
59
DELISTED
Alpine Immune Sciences Inc
ALPN
$39.6K ﹤0.01%
+1,000
New +$29.5K
ALLK
60
DELISTED
Allakos
ALLK
– –
-748,900
Closed -$2.04M
ARGX icon
61
argenx
ARGX
$55.2B
– –
-300,997
Closed -$115M
NAMSW icon
62
NewAmsterdam Pharma Warrant
NAMSW
$75.3M
– –
-66,665
Closed -$745K
PHAT icon
63
Phathom Pharmaceuticals
PHAT
$932M
– –
-198,480
Closed -$1.81M
RVMD icon
64
Revolution Medicines
RVMD
$38.6B
– –
-132,579
Closed -$3.8M
SYRE icon
65
Spyre Therapeutics
SYRE
$8.44B
– –
-887,076
Closed -$19.1M
TYRA icon
66
Tyra Biosciences
TYRA
$1.85B
– –
-137,014
Closed -$1.9M
NGM
67
DELISTED
NGM Biopharmaceuticals, Inc. Common Stock
NGM
– –
-2,385,873
Closed -$2.05M
MRTX
68
DELISTED
Mirati Therapeutics, Inc. Common Stock
MRTX
– –
-7,396,979
Closed -$435M
1 2
3

Similar funds

HFM
Harvest Fund Management Beijing, China $2.35B AUM 49.85% 1-Year Est. Return
CC
Capital Counsel New York $2.35B AUM 21.34% 1-Year Est. Return
SCA
STALEY CAPITAL ADVISERS Pittsburgh, Pennsylvania $2.36B AUM 23.72% 1-Year Est. Return
ROIC
Route One Investment Company San Francisco, California $2.35B AUM 11.7% 1-Year Est. Return
BJL
Brighton Jones LLC Seattle, Washington $2.37B AUM 16.36% 1-Year Est. Return
G
GenTrust Miami, Florida $2.34B AUM 18.43% 1-Year Est. Return
MC
Moors & Cabot Boston, Massachusetts $2.34B AUM 30.42% 1-Year Est. Return
CIP
Cornerstone Investment Partners Atlanta, Georgia $2.38B AUM 32.49% 1-Year Est. Return

EcoR1 Capital's Q1 2024 Portfolio in Review

As of Q1 2024, EcoR1 Capital held 68 positions worth $3.95B, up 2.7% from $3.85B the previous quarter. Its ten largest holdings account for 61% of the portfolio.

EcoR1 Capital's Q1 2024 filing shows 17 new, 8 increased, 4 reduced and 9 closed positions. Its largest new stake was CRISPR Therapeutics: 1,389,276 shares worth $94.7M. The largest sale was Mirati Therapeutics, Inc. Common Stock, an estimated $435M.

By sector, the portfolio is most concentrated in Healthcare at 99% of assets, down from 100% a quarter earlier.

  • EcoR1 Capital's largest Q1 2024 buy was CRISPR Therapeutics: 1,389,276 shares worth $94.7M.
  • EcoR1 Capital added most to Sarepta Therapeutics in Q1 2024, an estimated $133M increase.
  • EcoR1 Capital's biggest Q1 2024 reduction was Edgewise Therapeutics, cutting an estimated $35.6M.
  • EcoR1 Capital fully exited Mirati Therapeutics, Inc. Common Stock in Q1 2024, selling an estimated $435M.
  • EcoR1 Capital's ten largest holdings make up 61% of its $3.95B portfolio in Q1 2024.
  • EcoR1 Capital opened 17 new positions and closed 9 in Q1 2024.
  • EcoR1 Capital's portfolio value rose 2.7% quarter-over-quarter to $3.95B.

Based on EcoR1 Capital's 13F filing for Q1 2024, filed 15 May 2024.