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Alkermes

Name Holding Trade Value Shares
Change
Change in
Stake
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$553M -$8.51M -343,486 -2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$442M -$2.44M -98,600 -0.6%
BlackRock
3
BlackRock
New York
$397M +$20.5M +827,759 +6%
SCM
4
Sarissa Capital Management
Connecticut
$369M
Wellington Management Group
5
Wellington Management Group
Massachusetts
$302M -$8.14M -328,681 -3%
State Street
6
State Street
Massachusetts
$152M +$2.12M +85,459 +2%
Primecap Management
7
Primecap Management
California
$149M -$10.1M -407,290 -7%
HJGA
8
Hardman Johnston Global Advisors
Connecticut
$138M -$6.93M -279,823 -5%
Renaissance Technologies
9
Renaissance Technologies
New York
$128M +$1.41M +57,068 +1%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$75.5M -$99.1K -4,002 -0.1%
Bank of New York Mellon
11
Bank of New York Mellon
New York
$68.1M -$7.86M -317,241 -11%
Holocene Advisors
12
Holocene Advisors
New York
$67.7M -$9.69M -391,268 -13%
Artisan Partners
13
Artisan Partners
Wisconsin
$67.2M +$7.28M +293,921 +13%
Citadel Advisors
14
Citadel Advisors
Florida
$61.6M +$41.7M +1,684,879 +256%
Goldman Sachs
15
Goldman Sachs
New York
$60.1M +$7.83M +316,115 +16%
Arrowstreet Capital
16
Arrowstreet Capital
Massachusetts
$56.5M +$53.2M +2,147,237 New
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$56.2M -$1.17M -47,232 -2%
First Trust Advisors
18
First Trust Advisors
Illinois
$53.7M -$1.08M -43,424 -2%
Charles Schwab
19
Charles Schwab
California
$50.8M +$1.39M +56,188 +3%
AC
20
Armistice Capital
New York
$48M -$33.4M -1,348,000 -42%
Jacobs Levy Equity Management
21
Jacobs Levy Equity Management
New Jersey
$46.1M +$2.53M +102,354 +6%
Northern Trust
22
Northern Trust
Illinois
$43M -$2.03M -81,979 -5%
Morgan Stanley
23
Morgan Stanley
New York
$41.8M +$29.6M +1,194,845 +304%
Norges Bank
24
Norges Bank
Norway
$41.1M -$25.7M -1,036,200 -40%
BBA
25
Baker Bros. Advisors
New York
$39.5M