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Alkermes

Name Holding Trade Value Shares
Change
Change in
Stake
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$348M +$1.88M +105,273 +0.4%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$316M +$1.85M +103,826 +0.5%
Vanguard Group
3
Vanguard Group
Pennsylvania
$220M +$9M +503,879 +3%
Primecap Management
4
Primecap Management
California
$130M -$91.1M -5,100,193 -36%
BlackRock
5
BlackRock
New York
$126M -$6.72M -376,166 -4%
SCM
6
Sarissa Capital Management
Connecticut
$104M +$60.5M +3,388,000 +89%
Renaissance Technologies
7
Renaissance Technologies
New York
$104M +$9.72M +544,360 +8%
CCM
8
Camber Capital Management
Massachusetts
$87.2M +$34.4M +1,925,000 +47%
State Street
9
State Street
Massachusetts
$68.3M +$1.55M +86,938 +2%
Citigroup
10
Citigroup
New York
$68.1M +$82.4M +4,616,010 +4,304%
First Trust Advisors
11
First Trust Advisors
Illinois
$42.6M +$2.73M +153,087 +5%
MC
12
Maverick Capital
Texas
$36M +$44.5M +2,494,384 New
AQR Capital Management
13
AQR Capital Management
Connecticut
$29.9M +$2.72M +152,571 +8%
Millennium Management
14
Millennium Management
New York
$27.2M +$13.5M +757,722 +67%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$27.2M +$1.49M +83,683 +5%
Norges Bank
16
Norges Bank
Norway
$23.4M
Arrowstreet Capital
17
Arrowstreet Capital
Massachusetts
$22.4M -$11.8M -660,307 -30%
Goldman Sachs
18
Goldman Sachs
New York
$21.5M -$1.01M -56,335 -4%
Two Sigma Advisers
19
Two Sigma Advisers
New York
$20M -$727K -40,700 -3%
BBA
20
Baker Bros. Advisors
New York
$17.9M +$8.06M +451,614 +57%
KAM
21
Krensavage Asset Management
New York
$16.8M +$4.69M +262,553 +29%
ClearBridge Investments
22
ClearBridge Investments
New York
$16.8M -$14.3K -800 -0.1%
Charles Schwab
23
Charles Schwab
California
$16.5M -$31.5K -1,762 -0.2%
TIM
24
Thornburg Investment Management
New Mexico
$15.2M -$6.65M -372,563 -26%
BNP Paribas Financial Markets
25
BNP Paribas Financial Markets
France
$15M +$15.3M +859,542 +483%