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Dyne Therapeutics
DYN

Overview Fund Activity

204 hedge funds and large institutions have $1.29B invested in Dyne Therapeutics in 2025 Q1 according to their latest regulatory filings, with 50 funds opening new positions, 81 increasing their positions, 43 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
204
Holders Change
+4
Holders Change %
+2%
% of All Funds
2.77%
Holding in Top 10
5
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-28.57%
% of All Funds
0.07%
New
50
Increased
81
Reduced
43
Closed
44
Calls
$3.39M
Puts
$724K
Net Calls
+$2.67M
Net Calls Change
+$9.39M

Top Buyers

1
RCM
1
RA Capital Management
Massachusetts
$102M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$118M
3
B
3
Braidwell
Connecticut
$37.9M
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$26.5M
5
AC
5
Armistice Capital
New York
$29M

Top Sellers

1
Holocene Advisors
1
Holocene Advisors
New York
$0
2
Adage Capital Partners
2
Adage Capital Partners
Massachusetts
$0
3
JFG
3
Jefferies Financial Group
New York
$0
4
RI
4
RTW Investments
New York
$17.7M
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$54.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
SC
76
SummitTX Capital
Texas
$1.36M +$1.36M +129,858 New
ECM
77
ExodusPoint Capital Management
New York
$1.24M +$1.24M +118,869 New
Swiss National Bank
78
Swiss National Bank
Switzerland
$1.24M +$101K +9,700 +9%
DWM
79
Darwin Wealth Management
Florida
$1.23M – – –
Jane Street
80
Jane Street
New York
$1.22M -$118K -11,284 -9%
CSS
81
Cubist Systematic Strategies
Connecticut
$1.21M -$36.9K -3,531 -3%
BFM
82
Boothbay Fund Management
New York
$1.2M +$1.2M +115,078 New
DFCM
83
Dark Forest Capital Management
Puerto Rico
$1.13M +$1.13M +108,374 New
CC
84
Casdin Capital
New York
$1.05M +$1.05M +100,000 New
RCM
85
Ratan Capital Management
Florida
$1.03M -$1.38M -132,000 -57%
GCP
86
GSA Capital Partners
United Kingdom
$1.03M +$1.03M +98,597 New
PCM
87
Prelude Capital Management
New York
$969K +$969K +92,652 New
EGM
88
Engineers Gate Manager
New York
$888K +$888K +84,918 New
SC
89
Stempoint Capital
New York
$883K +$883K +84,430 New
Tudor Investment Corp
90
Tudor Investment Corp
Connecticut
$850K +$398K +38,002 +88%
YIH
91
Y-Intercept (HK)
Hong Kong
$844K +$742K +70,897 +726%
HS
92
HighVista Strategies
Massachusetts
$820K – – –
Millennium Management
93
Millennium Management
New York
$818K +$425K +40,643 +108%
IIM
94
INTECH Investment Management
Florida
$809K +$454K +43,375 +128%
State of Wisconsin Investment Board
95
State of Wisconsin Investment Board
Wisconsin
$718K -$60.1K -5,748 -8%
Legal & General Group
96
Legal & General Group
United Kingdom
$716K +$84 +8 +0%
Russell Investments Group
97
Russell Investments Group
United Kingdom
$710K -$511K -48,852 -42%
Invesco
98
Invesco
Georgia
$693K +$272K +25,970 +64%
GCM
99
Graham Capital Management
Connecticut
$651K +$651K +62,269 New
VCM
100
Voleon Capital Management
California
$624K +$624K +59,673 New
2 3
4
5 6