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RA Capital Management, L.P.
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RA Capital Management, L.P.
Quarter-over-quarter position changes
53 changes
All actions
All impact
Action
Company
Quarter
↓
Δ shares
Δ %
Held after
Flow
Impact
Exited
171757206
Mar 31, 2026
-3,365,523
-100%
0
$743.41M
high
Exited
Avidity Biosciences, Inc.
Mar 31, 2026
-8,641,031
-100%
0
$623.28M
high
New
SpyGlass Pharma, Inc.
SGP
Mar 31, 2026
+8,021,117
New
8,021,117
$207.83M
high
New
Zai Lab Limited
Mar 31, 2026
+5,707,262
New
5,707,262
$107.35M
high
New
Sarepta Therapeutics, Inc.
Mar 31, 2026
+3,902,596
New
3,902,596
$84.92M
high
Added
Dianthus Therapeutics, Inc.
Mar 31, 2026
+1,000,000
+62%
2,611,733
$83.92M
high
Exited
Arcellx, Inc.
Mar 31, 2026
-1,267,156
-100%
0
$82.62M
high
Exited
BELITE BIO, INC
BLTE
Mar 31, 2026
-432,484
-100%
0
$69.18M
high
Added
Nuvalent, Inc.
Mar 31, 2026
+654,088
+35%
2,534,145
$67.01M
high
Added
Y95308105
Mar 31, 2026
+8,772,496
+48%
26,975,505
$63.60M
high
New
36322Q206
Mar 31, 2026
+2,399,310
New
2,399,310
$62.14M
high
New
Xencor Inc
Mar 31, 2026
+4,897,237
New
4,897,237
$59.06M
high
Added
VAXCYTE, INC.
Mar 31, 2026
+750,000
+7.0%
11,474,599
$43.58M
medium
Exited
Invivyd, Inc.
Mar 31, 2026
-17,119,096
-100%
0
$42.28M
medium
New
Century Therapeutics, Inc.
IPSC
Mar 31, 2026
+17,754,430
New
17,754,430
$40.13M
medium
Added
Disc Medicine, Inc.
IRON
Mar 31, 2026
+474,089
+24%
2,450,221
$30.31M
medium
New
Mirum Pharmaceuticals, Inc.
Mar 31, 2026
+318,554
New
318,554
$29.43M
medium
New
BioAge Labs, Inc.
BIOA
Mar 31, 2026
+1,650,648
New
1,650,648
$28.87M
medium
New
Aktis Oncology, Inc.
AKTS
Mar 31, 2026
+1,503,084
New
1,503,084
$26.89M
medium
New
ALX Oncology Holdings Inc.
Mar 31, 2026
+13,011,849
New
13,011,849
$26.09M
medium
New
Aclaris Therapeutics, Inc.
Mar 31, 2026
+6,804,072
New
6,804,072
$25.52M
medium
Added
Solid Biosciences Inc.
SLDB
Mar 31, 2026
+3,528,555
+61%
9,339,978
$25.41M
medium
New
Travere Therapeutics, Inc.
Mar 31, 2026
+746,841
New
746,841
$22.19M
medium
New
Relmada Therapeutics, Inc.
Mar 31, 2026
+2,947,369
New
2,947,369
$20.51M
medium
New
BRIGHT MINDS BIOSCIENCES INC.
Mar 31, 2026
+265,000
New
265,000
$19.34M
medium
New
Sutro Biopharma, Inc.
Mar 31, 2026
+715,307
New
715,307
$17.82M
medium
New
Anteris Technologies Global Corp.
Mar 31, 2026
+3,000,000
New
3,000,000
$16.65M
medium
New
OnKure Therapeutics, Inc.
Mar 31, 2026
+3,998,333
New
3,998,333
$16.55M
medium
Added
Design Therapeutics, Inc.
DSGN
Mar 31, 2026
+1,511,592
+103%
2,972,973
$16.08M
medium
Added
Acumen Pharmaceuticals, Inc.
Mar 31, 2026
+6,060,606
+41%
20,992,669
$14.30M
medium
Exited
Medline Inc.
Mar 31, 2026
-335,000
-100%
0
$14.07M
medium
New
Helix Acquisition Corp. III
Mar 31, 2026
+1,250,000
New
1,250,000
$12.70M
medium
New
Atrium Therapeutics, Inc.
Mar 31, 2026
+864,102
New
864,102
$11.55M
medium
Trimmed
Contineum Therapeutics, Inc.
Mar 31, 2026
-883,699
-41%
1,296,012
$11.54M
medium
Added
Hinge Health, Inc.
Mar 31, 2026
+284,500
+355%
364,613
$10.97M
medium
New
Karyopharm Therapeutics Inc.
Mar 31, 2026
+1,917,354
New
1,917,354
$10.68M
medium
Added
MINERALYS THERAPEUTICS INC
MLYS
Mar 31, 2026
+369,000
+5.0%
7,692,750
$10.00M
medium
Added
GeneDx Holdings Corp.
Mar 31, 2026
+151,843
+262%
209,887
$9.75M
medium
Added
Inspire Medical Systems, Inc.
Mar 31, 2026
+183,699
+129%
325,663
$9.48M
medium
Added
Waystar Holding Corp.
Mar 31, 2026
+385,000
+267%
529,400
$9.28M
medium
New
Corvus Pharmaceuticals, Inc.
Mar 31, 2026
+450,000
New
450,000
$6.58M
medium
New
Equillium, Inc.
Mar 31, 2026
+3,096,336
New
3,096,336
$6.19M
medium
Added
Bicara Therapeutics Inc.
Mar 31, 2026
+300,000
+4.3%
7,255,993
$5.97M
medium
Trimmed
4D MOLECULAR THERAPEUTICS, INC.
Mar 31, 2026
-603,432
-11%
5,049,779
$5.62M
medium
New
MacroGenics, Inc.
Mar 31, 2026
+1,864,176
New
1,864,176
$5.39M
medium
New
MAPLIGHT THERAPEUTICS INC
MPLT
Mar 31, 2026
+248,294
New
248,294
$5.05M
medium
Exited
Progyny, Inc.
Mar 31, 2026
-96,628
-100%
0
$2.48M
low
Exited
N72482206
Mar 31, 2026
-43,976
-100%
0
$2.08M
low
Exited
ORTHOPEDIATRICS CORP
KIDS
Mar 31, 2026
-109,959
-100%
0
$1.95M
low
Exited
Health Catalyst, Inc.
Mar 31, 2026
-793,749
-100%
0
$1.90M
low
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