AI Portfolio Summary
In 2025 Q4, ADAR1 Capital Management, LLC maintained a portfolio of 307 distinct positions. They heavily accumulated shares in PROTAGONIST THERAPEU, increasing their position by 6.1%. Conversely, ADAR1 Capital Management, LLC completely exited their position in 89BIO INC.
Total Positions
307
Quarter
2025 Q4
Top Holding
ABVX (12.9%)
Top 10 Concentration
44.5%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 307
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ABVX
ABIVAX SA
|
Healthcare | 12.86% | 10.77% |
#1
Prev: #1
|
6.5 | -33,497 | -2.5% |
P
S
|
1,317,329 | $177,648,402 | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PTGX
PROTAGONIST THE...
|
Healthcare | 6.63% | 6.17% |
#2
1
Prev: #3
|
6.2 | 59,986 | 6.1% |
P
S
|
1,049,168 | $91,634,333 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ROIV
ROIVANT SCIENCE...
|
Healthcare | 5.39% | 4.76% |
#3
1
Prev: #4
|
3.7 | 81,461 | 2.4% |
P
S
|
3,428,962 | $74,408,475 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IMVT
IMMUNOVANT INC
|
Healthcare | 4.57% | 3.39% |
#4
3
Prev: #7
|
4.3 | 239,215 | 10.7% |
P
S
|
2,480,968 | $63,066,207 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
RNA
AVIDITY BIOSCIE...
|
Healthcare | 2.85% | 0.22% |
#5
67
Prev: #72
|
4.6 | 492,878 | 918.6% |
P
S
|
546,534 | $39,421,497 | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BOXX
EA SERIES TRUST
|
Unknown | 2.81% | 3.61% |
#6
1
Prev: #5
|
2.1 | no change | no change |
P
S
|
337,125 | $38,803,088 | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SPY
SPDR S&P 500 ET...
|
ETF | 2.70% | 3.42% |
#7
1
Prev: #6
|
2.1 | no change | no change |
P
S
|
54,684 | $37,290,113 | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CYTK
CYTOKINETICS IN...
|
Healthcare | 2.49% | 2.68% |
#8
3
Prev: #11
|
1.5 | 21,245 | 4.1% |
P
S
|
540,166 | $34,322,148 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SEPN
SEPTERNA INC
|
Healthcare | 2.34% | 2.08% |
#9
3
Prev: #12
|
1.4 | -18,880 | -1.6% |
P
S
|
1,157,611 | $32,274,195 | 2025 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ABUS
ARBUTUS BIOPHAR...
|
Healthcare | 1.89% | 1.24% |
#10
5
Prev: #15
|
3.8 | 2,511,883 | 86.5% |
P
S
|
5,415,109 | $26,046,674 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PCSC
PERCEPTIVE CAP ...
|
Financial Services | 1.85% | 0.74% |
#11
23
Prev: #34
|
3.7 | 1,206,720 | 160.9% |
P
S
|
1,956,720 | $25,496,062 | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ZLAB
ZAI LAB LTD
|
Healthcare | 1.59% | 2.77% |
#12
2
Prev: #10
|
3.1 | 377,740 | 43.5% |
P
S
|
1,246,520 | $21,988,613 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
TERN
TERNS PHARMACEU...
|
Healthcare | 1.58% | 0.01% |
#13
191
Prev: #204
|
3.6 | 531,615 | 5316.1% |
P
S
|
541,615 | $21,881,246 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CTMX
CYTOMX THERAPEU...
|
Healthcare | 1.29% | 1.21% |
#14
3
Prev: #17
|
1.0 | 137,355 | 3.4% |
P
S
|
4,182,769 | $17,818,596 | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CLDX
CELLDEX THERAPE...
|
Healthcare | 1.27% | 0.27% |
#15
50
Prev: #65
|
3.5 | 537,325 | 491.0% |
P
S
|
646,767 | $17,566,192 | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
RAPT
RAPT THERAPEUTI...
|
Healthcare | 1.25% | 1.23% |
#16
Prev: #16
|
1.0 | 1,908 | 0.4% |
P
S
|
509,679 | $17,262,828 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IKT
INHIBIKASE THER...
|
Healthcare | 1.20% | 0.80% |
#17
13
Prev: #30
|
3.5 | 2,816,346 | 53.7% |
P
S
|
8,063,949 | $16,531,095 | 2024 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BBIO
BRIDGEBIO PHARM...
|
Healthcare | 1.18% | 1.33% |
#18
4
Prev: #14
|
0.5 | -60,000 | -21.9% |
P
S
|
213,414 | $16,324,037 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MNPR
MONOPAR THERAPE...
|
Healthcare | 1.11% | 1.00% |
#19
3
Prev: #22
|
3.4 | 103,909 | 79.9% |
P
S
|
233,908 | $15,274,192 | 2024 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PCVX
VAXCYTE INC
|
Healthcare | 1.05% | 0.72% |
#20
16
Prev: #36
|
2.9 | 102,578 | 48.1% |
P
S
|
315,642 | $14,563,722 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
CRNX
CRINETICS PHARM...
|
Healthcare | 1.04% | 0.97% |
#21
2
Prev: #23
|
2.9 | 61,000 | 24.6% |
P
S
|
309,368 | $14,401,080 | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FULC
FULCRUM THERAPE...
|
Healthcare | 1.03% | 0.30% |
#22
39
Prev: #61
|
3.4 | 912,137 | 267.0% |
P
S
|
1,253,749 | $14,179,901 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PRTA
PROTHENA CORP P...
|
Healthcare | 1.01% | 1.35% |
#23
10
Prev: #13
|
0.9 | -11,334 | -0.8% |
P
S
|
1,457,764 | $13,921,646 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LXEO
LEXEO THERAPEUT...
|
Healthcare | 1.00% | 0.96% |
#24
Prev: #24
|
0.9 | -138,792 | -9.1% |
P
S
|
1,393,161 | $13,834,089 | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
TSHA
TAYSHA GENE THE...
|
Healthcare | 0.99% | 0.87% |
#25
1
Prev: #26
|
0.9 | -339,871 | -12.0% |
P
S
|
2,495,809 | $13,726,950 | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ETNB
89BIO INC
|
Unknown | 0.00% | 2.92% |
Sold All 😨
(Was: #8) |
0.0 | -2,113,153 | -100.0% |
CLOSED
|
— | $— | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SPY
PUT
SPDR S&P 500 ET...
|
PUT Option | 0.00% | 2.85% |
Sold All 😨
(Was: #9) |
0.0 | -45,500 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MTSR
METSERA INC
|
Healthcare | 0.00% | 0.75% |
Sold All 😨
(Was: #32) |
0.0 | -152,521 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
VRNA
VERONA PHARMA P...
|
Unknown | 0.00% | 0.52% |
Sold All 😨
(Was: #45) |
0.0 | -51,450 | -100.0% |
CLOSED
|
— | $— | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
BRIDGEBIO PHARM...
|
—
|
Bond/Debt | 0.00% | 0.42% |
Sold All 😨
(Was: #52) |
0.0 | -45,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
XBI
PUT
SPDR SERIES TRU...
|
PUT Option | 0.00% | 0.38% |
Sold All 😨
(Was: #56) |
0.0 | -40,000 | -100.0% |
CLOSED
|
— | $— | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MRUS
MERUS N V
|
Healthcare | 0.00% | 0.29% |
Sold All 😨
(Was: #62) |
0.0 | -33,313 | -100.0% |
CLOSED
|
— | $— | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
BRIDGEBIO PHARM...
|
—
|
Bond/Debt | 0.00% | 0.26% |
Sold All 😨
(Was: #67) |
0.0 | -20,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
ASPC
A SPAC III ACQU...
|
Financial Services | 0.00% | 0.21% |
Sold All 😨
(Was: #74) |
0.0 | -215,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
KRRO
KORRO BIO INC
|
Healthcare | 0.00% | 0.18% |
Sold All 😨
(Was: #80) |
0.0 | -40,235 | -100.0% |
CLOSED
|
— | $— | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MLTX
MOONLAKE IMMUNO...
|
Healthcare | 0.00% | 0.10% |
Sold All 😨
(Was: #98) |
0.0 | -151,495 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
WVE
WAVE LIFE SCIEN...
|
Healthcare | 0.00% | 0.08% |
Sold All 😨
(Was: #107) |
0.0 | -119,067 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LLY
ELI LILLY & CO
|
Healthcare | 0.00% | 0.07% |
Sold All 😨
(Was: #111) |
0.0 | -1,000 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LENZ
LENZ THERAPEUTI...
|
Healthcare | 0.00% | 0.05% |
Sold All 😨
(Was: #131) |
0.0 | -11,619 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
INBS
INTELLIGENT BIO...
|
Healthcare | 0.00% | 0.04% |
Sold All 😨
(Was: #145) |
0.0 | -426,433 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GPCR
STRUCTURE THERA...
|
Healthcare | 0.00% | 0.04% |
Sold All 😨
(Was: #147) |
0.0 | -15,200 | -100.0% |
CLOSED
|
— | $— | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AVTX
AVALO THERAPEUT...
|
Healthcare | 0.00% | 0.04% |
Sold All 😨
(Was: #148) |
0.0 | -32,393 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
NVCR
CALL
NOVOCURE LTD
|
CALL Option | 0.00% | 0.04% |
Sold All 😨
(Was: #152) |
0.0 | -30,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BHVN
CALL
BIOHAVEN LTD
|
CALL Option | 0.00% | 0.04% |
Sold All 😨
(Was: #153) |
0.0 | -25,000 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ANSC
AGRICULTURE & N...
|
Financial Services | 0.00% | 0.03% |
Sold All 😨
(Was: #162) |
0.0 | -27,062 | -100.0% |
CLOSED
|
— | $— | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AKRO
AKERO THERAPEUT...
|
Healthcare | 0.00% | 0.03% |
Sold All 😨
(Was: #163) |
0.0 | -6,143 | -100.0% |
CLOSED
|
— | $— | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
HRMY
HARMONY BIOSCIE...
|
Healthcare | 0.00% | 0.03% |
Sold All 😨
(Was: #166) |
0.0 | -10,245 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
RARE
ULTRAGENYX PHAR...
|
Healthcare | 0.00% | 0.03% |
Sold All 😨
(Was: #167) |
0.0 | -9,000 | -100.0% |
CLOSED
|
— | $— | 2024 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
OLMA
CALL
OLEMA PHARMACEU...
|
CALL Option | 0.00% | 0.02% |
Sold All 😨
(Was: #172) |
0.0 | -25,000 | -100.0% |
CLOSED
|
— | $— | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ALMS
ALUMIS INC
|
Healthcare | 0.00% | 0.02% |
Sold All 😨
(Was: #173) |
0.0 | -61,291 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
SAVA
CASSAVA SCIENCE...
|
Healthcare | 0.00% | 0.02% |
Sold All 😨
(Was: #174) |
0.0 | -81,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IFRX
INFLARX NV
|
Healthcare | 0.00% | 0.02% |
Sold All 😨
(Was: #179) |
0.0 | -159,479 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
DAWN
DAY ONE BIOPHAR...
|
Healthcare | 0.00% | 0.02% |
Sold All 😨
(Was: #181) |
0.0 | -28,023 | -100.0% |
CLOSED
|
— | $— | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ATYR
PUT
ATYR PHARMA INC
|
PUT Option | 0.00% | 0.02% |
Sold All 😨
(Was: #188) |
0.0 | -222,500 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MLTX
CALL
MOONLAKE IMMUNO...
|
CALL Option | 0.00% | 0.01% |
Sold All 😨
(Was: #198) |
0.0 | -17,000 | -100.0% |
CLOSED
|
— | $— | 2024 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
IOVA
CALL
IOVANCE BIOTHER...
|
CALL Option | 0.00% | 0.01% |
Sold All 😨
(Was: #200) |
0.0 | -50,000 | -100.0% |
CLOSED
|
— | $— | 2023 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ATYR
CALL
ATYR PHARMA INC
|
CALL Option | 0.00% | 0.01% |
Sold All 😨
(Was: #206) |
0.0 | -84,800 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PHGE
BIOMX INC
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #208) |
0.0 | -77,656 | -100.0% |
CLOSED
|
— | $— | 2024 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
NERV
MINERVA NEUROSC...
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #210) |
0.0 | -12,406 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MURA
MURAL ONCOLOGY ...
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #211) |
0.0 | -11,855 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GUTS
FRACTYL HEALTH ...
|
Healthcare | 0.00% | 0.00% |
Sold All 😨
(Was: #214) |
0.0 | -13,097 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LPTX
LEAP THERAPEUTI...
|
Unknown | 0.00% | 0.00% |
Sold All 😨
(Was: #217) |
0.0 | -25,830 | -100.0% |
CLOSED
|
— | $— | 2024 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) |
Showing 1-25 of 307 holdings