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PTC Therapeutics

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$118M +$65.4M +2,434,297 +117%
BCPEM
2
Bain Capital Public Equity Management
Massachusetts
$74.8M +$11.9M +444,490 +18%
CS
3
Credit Suisse
Switzerland
$59.3M +$112K +4,172 +0.2%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$38.1M -$344K -12,788 -0.9%
RCM
5
RA Capital Management
Massachusetts
$25.7M +$6.16M +229,323 +30%
SAM
6
Sectoral Asset Management
Quebec, Canada
$24.8M +$23.9M +890,383 +1,548%
GIM
7
Granahan Investment Management
Massachusetts
$23.6M +$24.2M +901,423 New
Jennison Associates
8
Jennison Associates
New York
$22.5M -$4.41M -164,091 -16%
O
9
OrbiMed
New York
$21.7M +$22.3M +830,100 New
State Street
10
State Street
Massachusetts
$18.1M +$15.6M +582,142 +523%
BFA
11
BlackRock Fund Advisors
California
$17.6M +$3.34M +124,401 +23%
PA
12
Perceptive Advisors
New York
$17.6M +$18.1M +671,736 New
JHIU
13
Janus Henderson Investors US
Colorado
$16M +$4.39M +163,270 +37%
CAM
14
Cormorant Asset Management
Massachusetts
$14.4M +$14M +521,200 +1,810%
Westfield Capital Management
15
Westfield Capital Management
Massachusetts
$12.8M +$13.2M +491,140 New
Loomis, Sayles & Company
16
Loomis, Sayles & Company
Massachusetts
$12.4M +$12.7M +473,215 New
Vanguard Group
17
Vanguard Group
Pennsylvania
$12.2M +$8.56M +318,506 +216%
Franklin Resources
18
Franklin Resources
California
$10.4M +$524K +19,500 +5%
DM
19
Deerfield Management
New York
$8.3M -$6.11M -227,497 -42%
NI
20
Numeric Investors
Massachusetts
$6.57M +$6.75M +251,282 New
PI
21
Putnam Investments
Massachusetts
$5.75M +$4.3M +160,100 +267%
Northern Trust
22
Northern Trust
Illinois
$3.92M +$497K +18,488 +14%
BIT
23
BlackRock Institutional Trust
California
$3.67M +$999K +37,181 +36%
Citadel Advisors
24
Citadel Advisors
Florida
$3.21M +$3.3M +122,692 New
Geode Capital Management
25
Geode Capital Management
Massachusetts
$2.61M +$1.37M +50,799 +103%