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Dyne Therapeutics

Name Holding Trade Value Shares
Change
Change in
Stake
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$343M +$279M +14,727,667 +524%
Janus Henderson Group
2
Janus Henderson Group
$272M -$16.2M -857,783 -6%
Vanguard Group
3
Vanguard Group
Pennsylvania
$219M +$27.6M +1,455,151 +15%
BlackRock
4
BlackRock
New York
$219M +$29.5M +1,555,929 +16%
AVLSA
5
Atlas Venture Life Science Advisors
Massachusetts
$179M
State Street
6
State Street
Massachusetts
$131M +$27M +1,423,828 +27%
Fidelity Investments
7
Fidelity Investments
Massachusetts
$129M +$22.1M +1,168,005 +22%
FIS
8
FCPM III Services
Netherlands
$107M
Adage Capital Partners
9
Adage Capital Partners
Massachusetts
$101M +$30.6M +1,618,000 +46%
OAG
10
Orbis Allan Gray
Bermuda
$93.9M +$90.9M +4,801,928 New
TCM
11
TCG Crossover Management
California
$90.3M
JP Morgan Chase
12
JP Morgan Chase
New York
$69.4M +$3.5M +184,664 +5%
SL
13
Siren LLC
Connecticut
$68.5M -$23.2M -1,226,233 -26%
PA
14
Perceptive Advisors
New York
$68M +$55.6M +2,938,500 +544%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$63.8M +$7.5M +395,824 +14%
AC
16
Armistice Capital
New York
$63.6M +$3.52M +185,708 +6%
FLSM
17
Frazier Life Sciences Management
California
$61.7M +$8.24M +434,977 +16%
DTC
18
Deep Track Capital
Connecticut
$51.8M +$12.3M +650,000 +33%
VC
19
Vivo Capital
California
$51.1M
T. Rowe Price Associates
20
T. Rowe Price Associates
Maryland
$45.5M +$17.5M +925,702 +66%
Goldman Sachs
21
Goldman Sachs
New York
$44.7M +$7.25M +382,976 +20%
SI
22
Sofinnova Investments
California
$44.1M +$24M +1,268,333 +129%
O
23
OrbiMed
New York
$43.1M -$2.12M -112,000 -5%
VA
24
VR Adviser
New York
$42.5M
Franklin Resources
25
Franklin Resources
California
$39.2M +$11.5M +608,108 +43%