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RA Capital Management, L.P.

investitore istituzionale · portafoglio $11.5 Mld · 85 posizioni · report al 30.06.2026

Posizioni Azionarie report per 30.06.2026, depositato il 14.08.2026; variazione — rispetto al 31.03.2026 · 102

SocietàAzioniValore% del portafoglioVariazione Trimestrale
ASCENDIS PHARMA A/S
CUSIP K08588103
10 281 496$2.74 Mld23.83%nuova
Parabilis Medicines, Inc.
US:PBLS
28 933 371$792 Mln6.88%nuova
Rhythm Pharmaceuticals Inc
US:RYTM
6 666 837$740 Mln6.43%—
Vaxcyte Inc
US:PCVX
11 474 599$667 Mln5.80%—
Sionna Therapeutics, Inc.
US:SION
9 905 045$436 Mln3.79%—
Tyra Biosciences Inc
US:TYRA
12 198 625$390 Mln3.39%—
Edgewise Therapeutics Inc
US:EWTX
8 392 730$341 Mln2.96%−2 035 707
NEWAMSTERDAM PHARMA CO NV
CUSIP N62509109
9 550 191$324 Mln2.81%—
Hemab Therapeutics Holdings,…
US:COAG
7 808 627$287 Mln2.49%nuova
Septerna, Inc.
US:SEPN
6 995 858$234 Mln2.04%—
Bicara Therapeutics Inc.
US:BCAX
7 255 993$215 Mln1.87%—
Mineralys Therapeutics, Inc.
US:MLYS
7 692 750$208 Mln1.80%—
GH RESEARCH PLC
CUSIP G3855L106
7 636 813$205 Mln1.78%−39 884
Disc Medicine Inc.
US:IRON
2 450 221$179 Mln1.56%—
SpyGlass Pharma, Inc.
US:SGP
8 021 117$179 Mln1.55%—
Artiva Biotherapeutics, Inc.
US:ARTV
17 955 642$174 Mln1.51%+8 102 340
Janux Therapeutics Inc
US:JANX
11 189 693$172 Mln1.49%—
Taysha Gene Therapies Inc
US:TSHA
23 555 648$160 Mln1.39%—
BioCryst Pharmaceuticals Inc
US:BCRX
15 827 186$158 Mln1.38%—
WAVE LIFE SCIENCES LTD
CUSIP Y95308105
26 975 505$157 Mln1.36%—
NUVALENT INC-A
CUSIP 670703107
1 246 456$154 Mln1.34%−1 287 689
ABIVAX
US:ABVX · certificato di deposito
1 132 557$151 Mln1.31%nuova
Oruka Therapeutics, Inc.
US:ORKA
1 554 597$148 Mln1.29%nuova
Climb Bio Inc
US:CLYM
11 300 939$147 Mln1.28%—
Solid Biosciences LLC
US:SLDB
12 036 126$120 Mln1.04%+2 696 148
Zai Lab Ltd
US:ZLAB · certificato di deposito
5 743 533$109 Mln0.95%+36 271
ARS Pharmaceuticals, Inc
US:SPRY
10 860 977$87.0 Mln0.76%—
Xencor Inc
US:XNCR
5 274 274$84.9 Mln0.74%+377 037
Jade Biosciences, Inc.
US:JBIO
3 671 083$81.6 Mln0.71%—
Intellia Therapeutics Inc
US:NTLA
4 526 926$76.6 Mln0.67%nuova
LB PHARMACEUTICALS INC
US:LBRX
2 208 604$71.7 Mln0.62%—
Definium Therapeutics, Inc.
US:DFTX
1 500 000$70.6 Mln0.61%nuova
Aclaris Therapeutics Inc
US:ACRS
12 723 026$67.3 Mln0.58%+5 918 954
4D Molecular Therapeutics In…
US:FDMT
5 049 779$67.2 Mln0.58%—
Sana Biotechnology Inc
US:SANA
18 750 000$65.4 Mln0.57%nuova
DAMORA THERAPEUTICS INC
CUSIP 36322Q206
2 399 702$62.4 Mln0.54%+392
Monopar Therapeutics Inc
US:MNPR
667 207$61.8 Mln0.54%—
Acumen Pharmaceuticals Inc
US:ABOS
20 992 669$56.1 Mln0.49%—
Geron Corporation
US:GERN
42 809 751$54.8 Mln0.48%−20 961 615
Rezolute, Inc.
US:RZLT
9 445 039$49.1 Mln0.43%+265 039
Evommune, Inc.
US:EVMN
3 494 638$46.4 Mln0.40%—
Vor Biopharma Inc
US:VOR
2 402 095$44.2 Mln0.38%−3 002 903
Century Therapeutics Inc
US:IPSC
17 754 430$43.5 Mln0.38%—
Aktis Oncology, Inc.
US:AKTS
1 314 405$42.4 Mln0.37%−188 679
BioAge Labs, Inc
US:BIOA
1 671 648$41.0 Mln0.36%+21 000
C4 Therapeutics, Inc.
US:CCCC
8 000 000$37.4 Mln0.32%—
Mirum Pharmaceuticals Inc
US:MIRM
318 554$37.3 Mln0.32%—
Capricor Therapeutics Inc
US:CAPR
1 507 844$36.3 Mln0.32%—
PepGen Ltd
US:PEPG
20 064 545$36.1 Mln0.31%—
Prelude Therapeutics Inc
US:PRLD
6 475 882$34.5 Mln0.30%nuova
Nkarta Inc
US:NKTX
10 805 129$30.6 Mln0.27%—
Q32 Bio Inc
US:QTTB
2 332 457$29.7 Mln0.26%nuova
Anteris Technologies Global…
US:AVR
3 000 000$29.6 Mln0.26%—
Editas Medicine Inc
US:EDIT
8 889 000$28.8 Mln0.25%nuova
Ovid Therapeutics Inc
US:OVID
10 500 968$28.2 Mln0.25%−213 032
Assembly Biosciences Inc
US:ASMB
1 020 410$28.0 Mln0.24%—
Alx Oncology Holdings 
US:ALXO
13 011 849$26.9 Mln0.23%—
Benitec Biopharma Inc.
US:BNTC
1 850 000$24.8 Mln0.22%—
LENZ Therapeutics Inc
US:LENZ
4 178 823$23.7 Mln0.21%—
Lexeo Therapeutics, Inc.
US:LXEO
5 000 000$23.3 Mln0.20%—
Acrivon Therapeutics, Inc.
US:ACRV
12 229 396$21.8 Mln0.19%+3 888 888
Altimmune Inc
US:ALT
6 500 000$19.8 Mln0.17%nuova
Karyopharm Therapeutics Inc.
US:KPTI
1 917 354$18.7 Mln0.16%—
Bright Minds Biosciences Inc
US:DRUG
265 000$18.6 Mln0.16%—
Avalo Therapeutics Inc
US:AVTX
1 000 000$18.5 Mln0.16%+337 032
OnKure Therapeutics, Inc.
US:OKUR
3 998 333$18.2 Mln0.16%—
Faeth Therapeutics, Inc.
US:FTH
722 020$18.1 Mln0.16%nuova
Aura Biosciences Inc
US:AURA
2 500 000$17.8 Mln0.15%nuova
SAB Biotherapeutics Inc
US:SABS
4 401 500$17.2 Mln0.15%—
Seaport Therapeutics, Inc.
US:SPTX
700 000$15.2 Mln0.13%nuova
Palisade Bio Inc
US:PALI
7 124 116$14.9 Mln0.13%—
HELIX ACQUISITION CORP-CL A
CUSIP G4444S107
1 250 000$13.3 Mln0.12%—
Waystar Holding Corp.
US:WAY
529 400$10.9 Mln0.09%—
Equillium Inc
US:EQ
3 096 336$9.91 Mln0.09%—
MacroGenics Inc
US:MGNX
1 864 176$8.61 Mln0.07%—
PERCEPTIVE CAPITAL SOLUTIONS
CUSIP G70077105
750 000$8.16 Mln0.07%—
Adicet Bio Inc
US:ACET
932 624$8.06 Mln0.07%−250 000
NEWAMSTERDAM PHARMA CO NV-27
CUSIP N62509117
333 333$7.12 Mln0.06%—
Corvus Pharmaceuticals Inc
US:CRVS
450 000$6.72 Mln0.06%—
Rani Therapeutics Holdings I…
US:RANI
8 500 000$6.46 Mln0.06%—
JATT II ACQUISITION CORP
CUSIP G50765109
500 000$5.68 Mln0.05%nuova
AMANAT ACQUISITION CORP CL A
CUSIP G0375M101
375 000$3.81 Mln0.03%nuova
Werewolf Therapeutics Inc
US:HOWL
2 387 744$859 k0.01%−4 293 563
Palatin Technologies, Inc.
US:PTN
62 124$670 k0.01%−7 876
Fulcrum Therapeutics Inc
US:FULC
0 (era 6 053 960)——venduta
GRAIL, LLC
US:GRAL
0 (era 428 266)——venduta
Hinge Health, Inc.
US:HNGE
0 (era 364 613)——venduta
Inspire Medical Systems Inc
US:INSP
0 (era 325 663)——venduta
MapLight Therapeutics, Inc.
US:MPLT
0 (era 248 294)——venduta
Olema Pharmaceuticals Inc
US:OLMA
0 (era 2 600 000)——venduta
Praxis Precision Medicines I…
US:PRAX
0 (era 373 787)——venduta
Relmada Therapeutics Inc
US:RLMD
0 (era 2 947 369)——venduta
Sarepta Therapeutics Inc
US:SRPT
0 (era 3 902 596)——venduta
GeneDx Holdings Corp.
US:WGS
0 (era 209 887)——venduta
Sutro Biopharma
US:STRO
0 (era 715 307)——venduta
Spyre Therapeutics Inc.
US:SYRE
0 (era 1 621 620)——venduta
Travere Therapeutics Inc
US:TVTX
0 (era 746 841)——venduta
Ascendis Pharma AS
US:ASND
0 (era 10 281 496)——venduta
Atrium Therapeutics, Inc.
US:RNA
0 (era 864 102)——venduta
Contineum Therapeutics, Inc.…
US:CTNM
0 (era 1 296 012)——venduta
Design Therapeutics Inc
US:DSGN
0 (era 2 972 973)——venduta
Dianthus Therapeutics Inc.
US:DNTH
0 (era 2 611 733)——venduta

Nelle aziende presenti nel nostro database 11

SocietàQuotaAzioniData del Rapporto
Adicet Bio Inc9.96%932 6242026-06-30
Aclaris Therapeutics Inc9.1%12 723 0262026-06-30
NewAmsterdam Pharma Company…7.99%9 550 1912026-06-30
Q32 Bio Inc7.84%2 332 4572026-06-30
Vaxcyte Inc7.71%11 474 5992026-06-30
Geron Corporation6.66%42 809 7512026-06-30
Editas Medicine Inc5.79%8 889 0002026-06-30
Zai Lab Ltd5.05%5 743 5332026-06-30
Equillium Inc4.88%3 096 3362026-06-30
SAB Biotherapeutics Inc4.84%4 401 5002026-06-30
Intellia Therapeutics Inc3.23%4 526 9262026-06-30
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