Cormorant Asset Management, LP

All Holdings — 2025 Q4

AI Portfolio Summary
In 2025 Q4, Cormorant Asset Management, LP maintained a portfolio of 42 distinct positions. The most significant new addition to the portfolio was INVESCO QQQ TR, which now represents 7.10% of the total fund value. Conversely, Cormorant Asset Management, LP completely exited their position in ARCELLX INC.
PCA Score Concentration Risk
Risk ENB
Total Positions
42
Quarter
2025 Q4
Top Holding
PRAX (12.9%)
Top 10 Concentration
69.4%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 42
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
PRAX
PRAXIS PRECISIO...
Healthcare 12.95% 3.66% #1 10
Prev: #11
6.5 -50,000 -5.0%
P
S
950,000 $280,003,000 2023 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
BBOT
BRIDGEBIO ONCOL...
Healthcare 10.35% 14.29% #2 1
Prev: #1
6.5 no change no change
P
S
17,878,594 $223,839,997 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
ABVX
ABIVAX SA
Healthcare 8.42% 11.42% #3 1
Prev: #2
4.4 -600,000 -30.8%
P
S
1,350,000 $182,054,250 2023 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
QQQ
INVESCO QQQ TR
PUT
PUT Option 7.10% #4
Prev: #—
6.8 250,000 no change
NEW
250,000 $153,577,500 2020 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
EYPT
EYEPOINT INC
Healthcare 6.98% 8.18% #5 2
Prev: #3
3.8 -60,000 -0.7%
P
S
8,265,000 $151,001,550 2023 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
IWM
ISHARES TR
PUT
PUT Option 5.69% #6
Prev: #—
5.8 500,000 no change
NEW
500,000 $123,080,000 2020 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
XBI
SPDR SERIES TRU...
PUT
PUT Option 5.64% #7
Prev: #—
5.8 1,000,000 no change
NEW
1,000,000 $121,930,000 2019 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
RAPP
RAPPORT THERAPE...
Healthcare 4.25% 6.54% #8 4
Prev: #4
2.2 -165,000 -5.2%
P
S
3,027,521 $91,854,987 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
BBIO
BRIDGEBIO PHARM...
Healthcare 4.24% 5.02% #9 4
Prev: #5
2.2 -200,000 -14.3%
P
S
1,200,000 $91,788,000 2019 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
DRUG
BRIGHT MINDS BI...
Healthcare 3.82% 4.43% #10 3
Prev: #7
2.5 no change no change
P
S
1,059,331 $82,670,191 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
EWTX
EDGEWISE THERAP...
Healthcare 3.77% 4.49% #11 5
Prev: #6
2.0 -725,000 -18.1%
P
S
3,285,000 $81,517,275 2021 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
OLMA
OLEMA PHARMACEU...
Healthcare 3.18% #12
Prev: #—
4.8 2,750,000 no change
NEW
2,750,000 $68,750,000 2020 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MLTX
MOONLAKE IMMUNO...
Healthcare 2.65% 0.99% #13 12
Prev: #25
4.1 2,361,260 118.4%
P
S
4,355,433 $57,404,607 2022 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
INSM
INSMED INC
Healthcare 2.21% 4.27% #14 5
Prev: #9
0.9 -155,000 -36.0%
P
S
275,000 $47,861,000 2020 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
ENGN
ENGENE HOLDINGS...
Healthcare 1.67% 1.10% #15 8
Prev: #23
3.7 1,676,405 72.1%
P
S
4,000,000 $36,120,000 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
ALMS
ALUMIS INC
Healthcare 1.64% 0.59% #16 15
Prev: #31
3.7 1,488,200 69.3%
P
S
3,635,596 $35,483,417 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
MBX
MBX BIOSCIENCES...
Healthcare 1.63% 1.48% #17 1
Prev: #18
1.2 -105,000 -8.6%
P
S
1,120,000 $35,324,800 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NAMS
NEWAMSTERDAM PH...
Healthcare 1.62% 4.27% #18 8
Prev: #10
0.6 -1,175,000 -54.0%
P
S
1,000,000 $35,080,000 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
CNTA
CENTESSA PHARMA...
Healthcare 1.53% 3.22% #19 7
Prev: #12
0.6 -600,000 -31.2%
P
S
1,325,000 $33,138,250 2021 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
PHVS
PHARVARIS N V
Healthcare 1.39% 2.35% #20 7
Prev: #13
0.6 -280,200 -20.6%
P
S
1,083,000 $30,053,250 2021 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
BIOA
BIOAGE LABS INC
Healthcare 1.25% 0.87% #21 6
Prev: #27
1.0 -100,000 -4.7%
P
S
2,040,605 $26,997,204 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
ASND
ASCENDIS PHARMA...
Healthcare 0.99% #22
Prev: #—
3.9 100,000 no change
NEW
100,000 $21,324,000 2015 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
TARS
TARSUS PHARMACE...
Healthcare 0.95% 1.23% #23 2
Prev: #21
0.9 -50,000 -16.7%
P
S
250,000 $20,470,000 2020 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
CRBP
CORBUS PHARMACE...
Healthcare 0.88% 2.07% #24 10
Prev: #14
0.9 -30,029 -1.3%
P
S
2,344,971 $19,088,064 2016 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
GHRS
GH RESEARCH PLC
Healthcare 0.76% 1.89% #25 10
Prev: #15
0.3 -616,439 -32.2%
P
S
1,300,000 $16,510,000 2021 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ACLX
ARCELLX INC
Healthcare 0.00% 4.39%
Sold All 😨
(Was: #8)
0.0 -775,000 -100.0%
CLOSED
$— 2022 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CGON
CG ONCOLOGY INC
Healthcare 0.00% 1.74%
Sold All 😨
(Was: #16)
0.0 -625,000 -100.0%
CLOSED
$— 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
KRRO
KORRO BIO INC
Healthcare 0.00% 1.54%
Sold All 😨
(Was: #17)
0.0 -465,000 -100.0%
CLOSED
$— 2023 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MTSR
METSERA INC
Healthcare 0.00% 1.44%
Sold All 😨
(Was: #19)
0.0 -400,000 -100.0%
CLOSED
$— 2025 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
RNA
AVIDITY BIOSCIE...
Healthcare 0.00% 0.90%
Sold All 😨
(Was: #26)
0.0 -300,000 -100.0%
CLOSED
$— 2020 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
BMEA
BIOMEA FUSION I...
Healthcare 0.00% 0.50%
Sold All 😨
(Was: #32)
0.0 -3,570,872 -100.0%
CLOSED
$— 2021 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ELVN
ENLIVEN THERAPE...
Healthcare 0.00% 0.28%
Sold All 😨
(Was: #35)
0.0 -200,000 -100.0%
CLOSED
$— 2023 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-25 of 42 holdings

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