EdgeMarket › What Ra Capital Management, L.P. reported owning

What Ra Capital Management, L.P. reported owning

As filed on Form 13F for the quarter ending 2026-03-31, up to 45 days after that date. Long-only US-listed equity — shorts, bonds, cash and non-US listings are not on the form, so this is one leg of the book, not the book.

Reported value

9.4B

Positions

85

Quarter

2026-03-31

Shown below

50
largest by value
holdingvalue% of booksharesprice1y
ASND
Ascendis Pharma A/S
2.4B24.9%10.3M253.29+31.4%
PCVX
Vaxcyte, Inc.
666.8M7.1%11.5M62.62+100.3%
RYTM
RHYTHM PHARMACEUTICALS, INC.
579.8M6.1%6.7M110.00+11.4%
TYRA
Tyra Biosciences, Inc.
467.2M5.0%12.2M26.05+154.4%
SION
Sionna Therapeutics, Inc.
397.1M4.2%9.9M5.29-76.8%
EWTX
Edgewise Therapeutics, Inc.
328.5M3.5%10.4M44.18+219.2%
NAMS
NewAmsterdam Pharma Co N.V.
305.7M3.2%9.6M27.87+14.6%
unmapped CUSIP 670703107259.6M2.8%2.5M
DNTH
Dianthus Therapeutics, Inc. /DE/
219.2M2.3%2.6M111.10+374.4%
MLYS
Mineralys Therapeutics, Inc.
208.4M2.2%7.7M25.65+65.7%
SGP
SpyGlass Pharma, Inc.
207.8M2.2%8.0M26.51
WVE
Wave Life Sciences, Inc.
195.6M2.1%27.0M5.29-44.0%
SEPN
Septerna, Inc.
168.1M1.8%7.0M40.00+260.7%
IRON
Disc Medicine, Inc.
156.7M1.7%2.5M79.81+35.9%
JANX
Janux Therapeutics, Inc.
155.5M1.6%11.2M17.39-30.1%
BCRX
BIOCRYST PHARMACEUTICALS INC
150.7M1.6%15.8M9.55+14.0%
BCAX
Bicara Therapeutics Inc.
144.3M1.5%7.3M23.90+118.1%
PRAX
Praxis Precision Medicines, Inc.
120.4M1.3%373.8K375.94+730.8%
GHRS
GH Research PLC
107.9M1.1%7.7M28.33+121.7%
ZLAB
Zai Lab Ltd
107.4M1.1%5.7M26.01-22.4%
TSHA
Taysha Gene Therapies, Inc.
105.3M1.1%23.6M6.09+112.2%
VOR
Vor Biopharma Inc.
96.4M1.0%5.4M23.36-46.9%
GERN
GERON CORP
95.0M1.0%63.8M1.52+9.4%
SPRY
ARS Pharmaceuticals, Inc.
87.2M0.9%10.9M5.50-62.3%
SRPT
Sarepta Therapeutics, Inc.
84.9M0.9%3.9M18.79-8.7%
SYRE
Spyre Therapeutics, Inc.
81.8M0.9%1.6M106.49+551.3%
EVMN
Evommune, Inc.
80.3M0.9%3.5M14.02
CLYM
Climb Bio, Inc.
77.4M0.8%11.3M17.28+668.0%
SLDB
Solid Biosciences Inc.
67.2M0.7%9.3M9.30+64.3%
ARTV
Artiva Biotherapeutics, Inc.
63.5M0.7%9.9M10.93+303.3%
DMRA
Damora Therapeutics, Inc.
62.1M0.7%2.4M30.82+811.9%
XNCR
Xencor Inc
59.1M0.6%4.9M27.80+270.2%
LBRX
LB PHARMACEUTICALS INC
54.5M0.6%2.2M47.62
JBIO
Jade Biosciences, Inc.
51.6M0.5%3.7M21.34+211.5%
ABOS
Acumen Pharmaceuticals, Inc.
49.5M0.5%21.0M3.16+124.1%
FDMT
4D Molecular Therapeutics, Inc.
47.0M0.5%5.0M15.83+131.1%
FULC
Fulcrum Therapeutics, Inc.
46.4M0.5%6.1M3.83-41.7%
CAPR
CAPRICOR THERAPEUTICS, INC.
45.8M0.5%1.5M6.29-12.3%
IPSC
Century Therapeutics, Inc.
40.1M0.4%17.8M2.07+279.8%
OLMA
Olema Pharmaceuticals, Inc.
38.8M0.4%2.6M10.69+96.1%
LENZ
LENZ Therapeutics, Inc.
38.2M0.4%4.2M4.68-87.9%
MNPR
Monopar Therapeutics
36.6M0.4%667.2K107.72+226.4%
PEPG
PepGen Inc.
35.5M0.4%20.1M3.14+155.3%
DSGN
Design Therapeutics, Inc.
31.6M0.3%3.0M14.99+212.9%
MIRM
Mirum Pharmaceuticals, Inc.
29.4M0.3%318.6K96.31+44.4%
BIOA
BioAge Labs, Inc.
28.9M0.3%1.7M9.48+113.5%
LXEO
Lexeo Therapeutics, Inc.
28.7M0.3%5.0M4.88+1.7%
ASMB
ASSEMBLY BIOSCIENCES, INC.
28.3M0.3%1.0M34.38+31.5%
RZLT
Rezolute, Inc.
28.0M0.3%9.2M5.09-23.6%
AKTS
Aktis Oncology, Inc.
26.9M0.3%1.5M24.07+19858.5%

A position that grew quarter on quarter may simply reflect a higher price: if the stock rose 40% and the manager did nothing, the reported value rose 40%. Reading that as accumulation is reading the price back to yourself. More on that →

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