Avidity Partners Management LP — 13F Holdings

2026 Q1  ·  64 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, Avidity Partners Management LP maintained a portfolio of 64 distinct positions. The most significant new addition was AKTIS ONCOLOGY INC, now representing 1.99% of the total fund value. They heavily accumulated shares in ORUKA THERAPEUTICS INC, increasing the position by 15.1%. Conversely, Avidity Partners Management LP completely exited their position in CG ONCOLOGY INC.
Position History hover any row below to update
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PCA Score Concentration Risk
Risk ENB
Total Positions
64
Quarter
2026 Q1
Top Holding
DNTH (41.8%)
Top 10 Concentration
81.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 64

Avidity Partners Management LP Full Holdings List — 2026 Q1

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
DNTH
DIANTHUS THERAP...
Healthcare 41.81% 25.01% #1
Prev: #1
7.0
no change no change
P
S
2,104,184 $184,747,355
$116.98 -28.5%
$83.92 -0.4%
2019 Q4 13F Filing 2026-03-31 2026-05-13
ORKA
ORUKA THERAPEUT...
Healthcare 11.77% 5.77% #2 2
Prev: #4
7.5
100,000 15.1%
P
S
760,424 $52,020,606 2019 Q4 13F Filing 2026-03-31 2026-05-13
JBIO
JADE BIOSCIENCE...
Healthcare 7.73% 6.23% #3
Prev: #3
5.1
no change no change
P
S
1,400,708 $34,177,275 2019 Q4 13F Filing 2026-03-31 2026-05-13
CATX
PERSPECTIVE THE...
Healthcare 5.34% 2.55% #4 4
Prev: #8
5.6
2,839,266 88.4%
P
S
6,049,999 $23,594,996 2019 Q4 13F Filing 2026-03-31 2026-05-13
ELVN
ENLIVEN THERAPE...
Healthcare 3.73% 0.62% #5 28
Prev: #33
5.0
259,700 185.1%
P
S
400,000 $16,492,000 2019 Q4 13F Filing 2026-03-31 2026-05-13
CNTX
CONTEXT THERAPE...
Healthcare 2.67% 2.33% #6 5
Prev: #11
1.6
-506,588 -9.2%
P
S
4,998,267 $11,795,910 2019 Q4 13F Filing 2026-03-31 2026-05-13
RGEN
REPLIGEN CORP
Healthcare 2.08% 2.38% #7 3
Prev: #10
3.8
27,500 54.7%
P
S
77,800 $9,204,518 2019 Q4 13F Filing 2026-03-31 2026-05-13
PVLA
PALVELLA THERAP...
Healthcare 2.03% 0.58% #8 26
Prev: #34
3.8
50,700 262.7%
P
S
70,000 $8,982,400 2019 Q4 13F Filing 2026-03-31 2026-05-13
N/A
AKTIS ONCOLOGY ...
Unknown 1.99% #9
Prev: #—
4.3
468,566
NEW
468,566 $8,785,613 13F Filing 2026-03-31 2026-05-13
MDT
MEDTRONIC PLC
Healthcare 1.83% 2.98% #10 3
Prev: #7
1.2
-7,600 -7.1%
P
S
100,000 $8,097,000 2019 Q4 13F Filing 2026-03-31 2026-05-13
TEVA
TEVA PHARMACEUT...
Healthcare 1.59% 3.76% #11 6
Prev: #5
0.6
-217,300 -52.1%
P
S
200,000 $7,014,000 2019 Q4 13F Filing 2026-03-31 2026-05-13
IMUX
IMMUNIC INC
Healthcare 1.46% 0.72% #12 18
Prev: #30
0.6
-4,029,470 -85.7%
P
S
669,941 $6,444,832 2019 Q4 13F Filing 2026-03-31 2026-05-13
VIR
VIR BIOTECHNOLO...
Healthcare 1.43% #13
Prev: #—
4.1
619,300
NEW
619,300 $6,326,150 2020 Q2 13F Filing 2026-03-31 2026-05-13
DXCM
DEXCOM INC
Healthcare 1.35% #14
Prev: #—
4.0
100,000
NEW
100,000 $5,955,000 2022 Q3 13F Filing 2026-03-31 2026-05-13
HUM
HUMANA INC
Healthcare 1.34% #15
Prev: #—
4.0
25,000
NEW
25,000 $5,911,000 2020 Q3 13F Filing 2026-03-31 2026-05-13
EHC
ENCOMPASS HEALT...
Healthcare 0.95% 0.97% #16 6
Prev: #22
2.9
10,400 32.9%
P
S
42,000 $4,200,000 2019 Q4 13F Filing 2026-03-31 2026-05-13
KPTI
KARYOPHARM THER...
Healthcare 0.87% 0.29% #17 21
Prev: #38
3.3
329,175 244.6%
P
S
463,741 $3,853,688 2019 Q4 13F Filing 2026-03-31 2026-05-13
TEM
TEMPUS AI INC
Healthcare 0.82% #18
Prev: #—
3.8
65,000
NEW
65,000 $3,606,200 2026 Q1 13F Filing 2026-03-31 2026-05-13
TENX
TENAX THERAPEUT...
Healthcare 0.79% #19
Prev: #—
3.8
265,934
NEW
265,934 $3,486,395 2026 Q1 13F Filing 2026-03-31 2026-05-13
BSX
BOSTON SCIENTIF...
Healthcare 0.78% 3.15% #20 14
Prev: #6
0.3
-54,500 -47.6%
P
S
60,000 $3,456,600 2019 Q4 13F Filing 2026-03-31 2026-05-13
N/A
SATELLOS BIOSCI...
Unknown 0.70% #21
Prev: #—
3.8
387,769
NEW
387,769 $3,082,764 13F Filing 2026-03-31 2026-05-13
PHAT
PHATHOM PHARMAC...
Healthcare 0.63% 0.99% #22 1
Prev: #21
2.8
43,314 21.0%
P
S
249,390 $2,793,168 2019 Q4 13F Filing 2026-03-31 2026-05-13
GILD
GILEAD SCIENCES...
Healthcare 0.59% #23
Prev: #—
3.7
20,000
NEW
20,000 $2,616,800 2024 Q2 13F Filing 2026-03-31 2026-05-13
GPCR
STRUCTURE THERA...
Healthcare 0.45% #24
Prev: #—
3.7
48,000
NEW
48,000 $1,989,600 2023 Q2 13F Filing 2026-03-31 2026-05-13
SCYX
SCYNEXIS INC
Healthcare 0.44% 0.38% #25 11
Prev: #36
1.2
no change no change
P
S
2,081,660 $1,935,944 2019 Q4 13F Filing 2026-03-31 2026-05-13
ICLR
ICON PLC
Healthcare 0.43% 1.74% #26 13
Prev: #13
0.2
-17,100 -51.7%
P
S
16,000 $1,893,280 2019 Q4 13F Filing 2026-03-31 2026-05-13
NTRA
NATERA INC
Healthcare 0.42% 0.78% #27 2
Prev: #29
0.2
-2,800 -23.7%
P
S
9,000 $1,855,440 2019 Q4 13F Filing 2026-03-31 2026-05-13
CRVS
CORVUS PHARMACE...
Healthcare 0.40% #28
Prev: #—
3.7
115,000
NEW
115,000 $1,746,850 2026 Q1 13F Filing 2026-03-31 2026-05-13
PODD
INSULET CORP
Healthcare 0.39% #29
Prev: #—
3.7
10,000
NEW
10,000 $1,721,400 2026 Q1 13F Filing 2026-03-31 2026-05-13
CRL
CHARLES RIV LAB...
Healthcare 0.38% #30
Prev: #—
3.7
10,000
NEW
10,000 $1,669,700 2026 Q1 13F Filing 2026-03-31 2026-05-13
CORT
CORCEPT THERAPE...
Healthcare 0.32% 0.22% #31 8
Prev: #39
2.6
8,000 36.4%
P
S
30,000 $1,395,600 2019 Q4 13F Filing 2026-03-31 2026-05-13
HIMS
HIMS & HERS HEA...
Healthcare 0.31% #32
Prev: #—
3.6
50,000
NEW
50,000 $1,358,500 2026 Q1 13F Filing 2026-03-31 2026-05-13
GMAB
GENMAB A/S
Healthcare 0.30% 0.82% #33 5
Prev: #28
0.1
-42,000 -45.7%
P
S
50,000 $1,326,000 2019 Q4 13F Filing 2026-03-31 2026-05-13
PTON
PELOTON INTERAC...
Consumer Cyclical 0.25% #34
Prev: #—
3.6
200,000
NEW
200,000 $1,090,000 2026 Q1 13F Filing 2026-03-31 2026-05-13
NTLA
INTELLIA THERAP...
Healthcare 0.23% #35
Prev: #—
3.6
75,000
NEW
75,000 $1,011,000 2020 Q2 13F Filing 2026-03-31 2026-05-13
ODD
ODDITY TECH LTD
Consumer Defensive 0.23% #36
Prev: #—
3.6
70,000
NEW
70,000 $1,002,400 2026 Q1 13F Filing 2026-03-31 2026-05-13
AVR
ANTERIS TECHNOL...
Healthcare 0.21% #37
Prev: #—
3.6
150,000
NEW
150,000 $922,500 2026 Q1 13F Filing 2026-03-31 2026-05-13
ABT
ABBOTT LABORATO...
Healthcare 0.21% #38
Prev: #—
3.6
10,000
NEW
10,000 $907,900 2023 Q1 13F Filing 2026-03-31 2026-05-13
MLTX
MOONLAKE IMMUNO...
Healthcare 0.19% #39
Prev: #—
3.6
50,000
NEW
50,000 $819,000 2023 Q2 13F Filing 2026-03-31 2026-05-13
BBIO
BRIDGEBIO PHARM...
Healthcare 0.16% #40
Prev: #—
3.6
10,000
NEW
10,000 $711,100 2021 Q1 13F Filing 2026-03-31 2026-05-13
ABUS
ARBUTUS BIOPHAR...
Healthcare 0.12% #41
Prev: #—
3.5
125,000
NEW
125,000 $525,000 2026 Q1 13F Filing 2026-03-31 2026-05-13
BBOT
BRIDGEBIO ONCOL...
Healthcare 0.08% #42
Prev: #—
3.5
43,853
NEW
43,853 $368,804 2026 Q1 13F Filing 2026-03-31 2026-05-13
LEGN
LEGEND BIOTECH ...
Healthcare 0.08% #43
Prev: #—
3.5
15,000
NEW
15,000 $352,800 2020 Q2 13F Filing 2026-03-31 2026-05-13
ACAD
ACADIA PHARMACE...
Healthcare 0.07% 0.82% #44 17
Prev: #27
0.0
-93,933 -87.9%
P
S
12,967 $291,109 2019 Q4 13F Filing 2026-03-31 2026-05-13
SVRA
SAVARA INC
Healthcare 0.06% #45
Prev: #—
3.5
50,000
NEW
50,000 $262,000 2026 Q1 13F Filing 2026-03-31 2026-05-13
TRVI
TREVI THERAPEUT...
Healthcare 0.02% #46
Prev: #—
3.5
6,660
NEW
6,660 $91,642 2026 Q1 13F Filing 2026-03-31 2026-05-13
IQV
IQVIA HLDGS INC
Healthcare 0.00% 0.29%
Sold All 😨
(Was: #37)
0.0
-4,400 -100.0%
CLOSED
$— 2019 Q4 13F Filing 2026-03-31 2026-05-13
HQY
HEALTHEQUITY IN...
Healthcare 0.00% 0.45%
Sold All 😨
(Was: #35)
0.0
-16,900 -100.0%
CLOSED
$— 2019 Q4 13F Filing 2026-03-31 2026-05-13
ITGR
INTEGER HLDGS C...
Healthcare 0.00% 0.67%
Sold All 😨
(Was: #32)
0.0
-29,800 -100.0%
CLOSED
$— 2019 Q4 13F Filing 2026-03-31 2026-05-13
ACHC
ACADIA HEALTHCA...
Healthcare 0.00% 0.69%
Sold All 😨
(Was: #31)
0.0
-169,000 -100.0%
CLOSED
$— 2019 Q4 13F Filing 2026-03-31 2026-05-13
Showing 1-50 of 64 holdings

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