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PTC Therapeutics

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$1.14B +$73.4M +1,015,837 +8%
RI
2
RTW Investments
New York
$632M
JT
3
Jupiter Topco
New York
$590M +$523M +7,236,402 New
Vanguard Portfolio Management
4
Vanguard Portfolio Management
Pennsylvania
$402M +$8.92M +123,517 +3%
State Street
5
State Street
Massachusetts
$375M +$18.2M +252,433 +6%
Wellington Management Group
6
Wellington Management Group
Massachusetts
$337M +$13.4M +185,663 +5%
Vanguard Capital Management
7
Vanguard Capital Management
Pennsylvania
$305M +$4.54M +62,871 +2%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$180M -$186K -2,578 -0.1%
Toronto Dominion Bank
9
Toronto Dominion Bank
Ontario, Canada
$177M -$62.1M -860,117 -28%
Westfield Capital Management
10
Westfield Capital Management
Massachusetts
$160M +$141M +1,956,156 New
HRCM
11
Hood River Capital Management
Florida
$142M +$5.35M +74,054 +4%
William Blair Investment Management
12
William Blair Investment Management
Illinois
$141M +$124M +1,722,688 New
D.E. Shaw & Co
13
D.E. Shaw & Co
New York
$126M -$6.6M -91,462 -6%
TCM
14
Tang Capital Management
California
$122M
Bank of America
15
Bank of America
North Carolina
$118M -$31.4M -434,564 -23%
DCM
16
Driehaus Capital Management
Illinois
$117M +$30.6M +424,335 +42%
Fidelity Investments
17
Fidelity Investments
Massachusetts
$114M -$9.39M -130,101 -9%
JFG
18
Jefferies Financial Group
New York
$111M +$187K +2,583 +0.2%
Fuller & Thaler Asset Management
19
Fuller & Thaler Asset Management
California
$94.4M +$83.5M +1,156,819 New
Pictet Asset Management
20
Pictet Asset Management
Switzerland
$93.6M -$2.59M -35,876 -3%
T. Rowe Price Associates
21
T. Rowe Price Associates
Maryland
$90.9M +$46.2M +639,368 +135%
Morgan Stanley
22
Morgan Stanley
New York
$90M +$31M +429,541 +64%
AC
23
Armistice Capital
New York
$87.4M -$72.4M -1,003,054 -48%
BSL
24
Blue Sparrow LLC
Delaware
$85.7M +$62.1M +860,100 +451%
Franklin Resources
25
Franklin Resources
California
$83.8M -$6.79M -94,061 -8%