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

Top Sellers

1
Holocene Advisors
Holocene Advisors
New York
$0
2
Adage Capital Partners
Adage Capital Partners
Massachusetts
$0
3
JFG
Jefferies Financial Group
New York
$0
4
RI
RTW Investments
New York
$17.7M
5
Fidelity Investments
Fidelity Investments
Massachusetts
$54.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
LCG
226
Lisanti Capital Growth
New York
– -$1.36M -57,755 Closed
JF
227
Jump Financial
Illinois
– -$1.2M -50,911 Closed
Hudson Bay Capital Management
228
Hudson Bay Capital Management
Connecticut
– -$825K -35,000 Closed
BHCM
229
Brevan Howard Capital Management
Jersey
– -$678K -28,781 Closed
Marshall Wace
230
Marshall Wace
United Kingdom
– -$577K -24,501 Closed
SC
231
Syon Capital
California
– -$399K -16,930 Closed
Allianz Asset Management
232
Allianz Asset Management
Germany
– -$372K -15,800 Closed
LCM
233
Legato Capital Management
California
– -$305K -12,960 Closed
MF
234
Magnetar Financial
Illinois
– -$263K -11,181 Closed
FC
235
FORA Capital
Florida
– -$218K -9,235 Closed
NICM
236
Neo Ivy Capital Management
New York
– -$205K -8,715 Closed
VEA
237
Virtus ETF Advisers
New York
– -$65.4K -2,776 Closed
SO
238
STRS Ohio
Ohio
– -$25.9K -1,100 Closed
SPIA
239
Steward Partners Investment Advisory
New York
– -$14.4K -610 Closed
RS
240
R Squared
Hong Kong
– -$10.4K -440 Closed
SWM
241
Spire Wealth Management
Virginia
– -$7.07K -300 Closed
VWM
242
Venturi Wealth Management
Texas
– -$6.36K -270 Closed
ADL
243
Asset Dedication LLC
California
– -$2.43K -103 Closed
BAM
244
Bellevue Asset Management
Washington
– -$1.11K -47 Closed
SAM
245
Smartleaf Asset Management
Massachusetts
– -$733 -31 Closed
JSAM
246
J. Safra Asset Management
New York
– -$260 -11 Closed
IA
247
IFP Advisors
Florida
– -$71 -3 Closed
FFA
248
Farther Finance Advisors
California
– -$71 -3 Closed
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