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Hedge Funds Similar to Avidity Partners

13F Portfolio OverlapQ1 2026Avidity Partners portfolio →
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Most similar hedge funds by 13F overlap

Avidity Partners Management LP is an institutional investor managing $442M across 46 U.S. equity positions as of Q1 2026. Based on the overlap of conviction holdings in their latest 13F filings, the hedge funds with portfolios most similar to Avidity Partners are Fairmount Funds, Octagon Advisors, VR Adviser,, with shared positions in $DNTH, $ORKA, $JBIO, $ELVN, $AKTS, $CNTX. The full ranking of 25 similar funds is below.

#1Fairmount Funds Management LLCSmart money
Substantial overlap · 4 shared positions
$DNTH$ORKA$JBIO$ELVN
$1.4B
12 positions
#2Octagon Capital Advisors LPActive
Substantial overlap · 4 shared positions
$DNTH$AKTS$CNTX$CATX
$904M
29 positions
#3VR Adviser, LLCSmart money
Notable overlap · 5 shared positions
$ORKA$DNTH$ELVN$JBIO$TENX
$2.7B
33 positions
#4Catalio Capital Management, LPActive
Notable overlap · 9 shared positions
$DNTH$KPTI$BSX$GILD$PHAT$GPCR
$479M
41 positions
#5Spruce Street Capital LPActive
Notable overlap · 4 shared positions
$DNTH$ELVN$CATX$CRVS
$416M
28 positions
#6MPM BioImpact LLCActive
Notable overlap · 8 shared positions
$DNTH$CNTX$AKTS$PVLA$NTRA$CRVS
$1.3B
41 positions
#7Sio Capital Management, LLCActive
Notable overlap · 8 shared positions
$DNTH$VIR$ORKA$GPCR$ICLR$CORT
$697M
76 positions
#8GREAT POINT PARTNERS LLCActive
Notable overlap · 6 shared positions
$JBIO$ORKA$CNTX$TENX$SCYX$MLTX
$435M
42 positions
#9Bellevue Group AGActive
Notable overlap · 8 shared positions
$ELVN$MDT$DXCM$JBIO$BSX$GILD
$4.2B
155 positions
#10First Turn Management, LLCActive
Some overlap · 6 shared positions
$ELVN$DNTH$PVLA$NTRA$MLTX$BBIO
$895M
33 positions
#11Seven Fleet Capital Management LPActive
Some overlap · 4 shared positions
$ELVN$DNTH$CATX$CRVS
$315M
114 positions
#12Jones Hill Capital LPActive
Some overlap · 4 shared positions
$ELVN$ORKA$VIR$GPCR
$466M
26 positions
#13Affinity Asset Advisors, LLCActive
Some overlap · 5 shared positions
$DNTH$TEVA$ORKA$ELVN$CATX
$1.9B
105 positions
#14Vestal Point Capital, LPActive
Some overlap · 3 shared positions
$ELVN$RGEN$BSX
$3.6B
90 positions
#15Commodore Capital LPActive
Some overlap · 4 shared positions
$ELVN$CATX$KPTI$CRVS
$1.7B
36 positions
#16Cormorant Asset Management, LPActive
Some overlap · 5 shared positions
$DNTH$ORKA$GPCR$MLTX$BBIO
$2.0B
47 positions
#17Blue Owl Capital Holdings LPActive
Some overlap · 4 shared positions
$CNTX$AKTS$PVLA$CRVS
$372M
75 positions
#18ORBIMED ADVISORS LLCActive
Some overlap · 5 shared positions
$ELVN$BSX$GPCR$NTRA$CRVS
$5.0B
112 positions
#19Exome Asset Management LLCPassive
Some overlap · 5 shared positions
$ELVN$BSX$NTRA$MLTX$BBIO
$193M
56 positions
#20Atika Capital Management LLCActive
Some overlap · 3 shared positions
$ORKA$DNTH$TEVA
$796M
60 positions
#21Ikarian Capital, LLCPassive
Some overlap · 5 shared positions
$ORKA$PVLA$JBIO$TENX$BBIO
$1.2B
161 positions
#22StemPoint Capital LPActive
Some overlap · 3 shared positions
$ELVN$DNTH$GPCR
$515M
82 positions
#23Tri Locum Partners LPActive
Some overlap · 3 shared positions
$DNTH$TEVA$DXCM
$713M
17 positions
#24Iron Triangle Partners LP
Some overlap · 5 shared positions
$RGEN$DNTH$BSX$CRL$ABT
$875M
27 positions
#25Rock Springs Capital Management LPActive
Some overlap · 4 shared positions
$ELVN$DXCM$BSX$GPCR
$1.7B
100 positions

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Similarity is derived from each fund’s latest 13F-HR filing with the SEC. Funds are ranked by the overlap of distinctive conviction holdings; near-universal mega-cap positions are excluded so the ranking reflects shared strategy, not common index exposure. Data is informational only and not investment advice.