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Dyne Therapeutics
DYN

227 hedge funds and large institutions have $3.4B invested in Dyne Therapeutics in 2026 Q1 according to their latest regulatory filings, with 42 funds opening new positions, 100 increasing their positions, 60 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

67% more repeat investments, than reductions

Existing positions increased: 100 | Existing positions reduced: 60

2% less capital invested

Capital invested by funds: $3.48B → $3.4B (-$78.1M)

7% less first-time investments, than exits

New positions opened: 42 | Existing positions closed: 45

2% less funds holding

Funds holding: 232 → 227 (-5)

10.74% less ownership

Funds ownership: 124.57% → 113.83% (-11%)

29% less funds holding in top 10

Funds holding in top 10: 7 → 5 (-2)

83% less call options, than puts

Call options by funds: $769K | Put options by funds: $4.47M

Holders
227
Holders Change
-5
Holders Change %
-2.16%
% of All Funds
2.79%
Holding in Top 10
5
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-28.57%
% of All Funds
0.06%
New
42
Increased
100
Reduced
60
Closed
45
Calls
$769K
Puts
$4.47M
Net Calls
-$3.7M
Net Calls Change
-$596K

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$228M
2
VPC
Vestal Point Capital
New York
+$66.9M
3
Fidelity Investments
Fidelity Investments
Massachusetts
+$40.3M
4
OAG
Orbis Allan Gray
Bermuda
+$33.8M
5
Fiera Capital (Canada)
Fiera Capital (Canada)
Quebec, Canada
+$23.8M

Top Sellers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$71.9M
2
SL
Siren LLC
Connecticut
-$22M
3
CS
Candriam SCA
Luxembourg
-$20.7M
4
VC
Vivo Capital
California
-$18.2M
5
Citadel Advisors
Citadel Advisors
Florida
-$16.7M
Name Holding Trade Value Shares
Change 		Change in
Stake
CFD
226
Creative Financial Designs
Indiana
$181 +$172 +10 New
HFS
227
Hughes Financial Services
Virginia
$109 +$103 +6 New
CS
228
Candriam SCA
Luxembourg
– -$20.7M -1,057,263 Closed
EAM
229
Eventide Asset Management
Massachusetts
– -$13.3M -680,305 Closed
Federated Hermes
230
Federated Hermes
Pennsylvania
– -$9.09M -464,797 Closed
Balyasny Asset Management
231
Balyasny Asset Management
Illinois
– -$8.47M -432,986 Closed
Schroder Investment Management Group
232
Schroder Investment Management Group
United Kingdom
– -$7.43M -386,953 Closed
Point72 Asset Management
233
Point72 Asset Management
Connecticut
– -$6.44M -329,345 Closed
Canada Pension Plan Investment Board
234
Canada Pension Plan Investment Board
Ontario, Canada
– -$5.56M -284,000 Closed
American Century Companies
235
American Century Companies
Missouri
– -$3.29M -168,304 Closed
Neuberger Berman Group
236
Neuberger Berman Group
New York
– -$3.24M -165,482 Closed
JG
237
Jain Global
New York
– -$3.17M -162,047 Closed
FLAM
238
First Light Asset Management
Minnesota
– -$3.04M -155,231 Closed
LCG
239
Lisanti Capital Growth
New York
– -$3.02M -154,445 Closed
MIM
240
Monashee Investment Management
Massachusetts
– -$2.24M -114,525 Closed
AWM
241
Axxcess Wealth Management
California
– -$2.23M -113,818 Closed
Baird Financial Group
242
Baird Financial Group
Wisconsin
– -$2.02M -103,334 Closed
HF
243
HRT Financial
New York
– -$1.47M -75,394 Closed
HT
244
Headlands Technologies
Illinois
– -$1.47M -75,235 Closed
Jane Street
245
Jane Street
New York
– -$1.21M -70,323 Closed
SFCM
246
Seven Fleet Capital Management
California
– -$1.37M -70,180 Closed
Norges Bank
247
Norges Bank
Norway
– -$965K -49,319 Closed
JGC
248
J. Goldman & Co
New York
– -$900K -46,010 Closed
LCM
249
Legato Capital Management
California
– -$835K -42,665 Closed
LIP
250
Lighthouse Investment Partners
Florida
– -$665K -34,000 Closed
7 8 9
10
11

DYN Hedge Fund Activity: Q1 2026 in Review

227 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Dyne Therapeutics (DYN) for Q1 2026, worth a combined $3.4B — down 2.2% from $3.48B a quarter earlier.

Sellers outnumbered buyers: 45 funds closed out of DYN and 42 opened new positions — a net loss of 3 holders — while 60 trimmed existing stakes and 100 added.

The largest buyer was T. Rowe Price Investment Management, adding an estimated $228M. The largest seller was Adage Capital Partners, cutting an estimated $71.9M.

  • 227 institutional investors held Dyne Therapeutics (DYN) as of Q1 2026, down from 232 in Q4 2025.
  • Funds reported $3.4B of Dyne Therapeutics stock for Q1 2026, down 2.2% quarter-over-quarter.
  • 42 funds opened new Dyne Therapeutics positions in Q1 2026 and 45 closed out, a net change of -3 holders.
  • The largest Dyne Therapeutics buyer in Q1 2026 was T. Rowe Price Investment Management, an estimated $228M added.
  • The largest Dyne Therapeutics seller in Q1 2026 was Adage Capital Partners, an estimated $71.9M sold.

Based on aggregated 13F filings for Q1 2026.