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Alkermes

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$701M -$1.49M -60,933 -0.2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$482M -$3.96M -161,308 -0.8%
Wellington Management Group
3
Wellington Management Group
Massachusetts
$346M -$13.2M -537,608 -4%
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$265M +$65.9M +2,686,056 +32%
State Street
5
State Street
Massachusetts
$222M +$5.18M +211,145 +2%
RI
6
RTW Investments
New York
$170M +$24.6M +1,002,708 +17%
Pacer Advisors
7
Pacer Advisors
Pennsylvania
$136M +$33.4M +1,362,079 +32%
Renaissance Technologies
8
Renaissance Technologies
New York
$132M -$9.89M -403,320 -7%
BBA
9
Baker Bros. Advisors
New York
$101M +$103M +4,181,751 New
Geode Capital Management
10
Geode Capital Management
Massachusetts
$94.8M +$4.69M +191,193 +5%
DTC
11
Deep Track Capital
Connecticut
$84.3M
Primecap Management
12
Primecap Management
California
$81.6M -$2.14M -87,395 -3%
Dimensional Fund Advisors
13
Dimensional Fund Advisors
Texas
$69.5M +$9.1M +371,039 +15%
AC
14
Armistice Capital
New York
$65.1M +$49.7M +2,026,961 +302%
Bank of New York Mellon
15
Bank of New York Mellon
New York
$58.4M -$11.3M -460,277 -16%
Charles Schwab
16
Charles Schwab
California
$57.4M +$1.12M +45,662 +2%
American Century Companies
17
American Century Companies
Missouri
$53.1M +$25.2M +1,025,905 +87%
Norges Bank
18
Norges Bank
Norway
$51.3M +$1.69M +68,929 +3%
Morgan Stanley
19
Morgan Stanley
New York
$51M +$3.98M +162,145 +8%
Artisan Partners
20
Artisan Partners
Wisconsin
$48.7M -$1.07M -43,531 -2%
Bank of America
21
Bank of America
North Carolina
$47.3M +$100K +4,075 +0.2%
Northern Trust
22
Northern Trust
Illinois
$42.7M -$593K -24,167 -1%
First Trust Advisors
23
First Trust Advisors
Illinois
$37.1M +$1.6M +65,244 +4%
CC
24
Commodore Capital
New York
$33.1M +$33.7M +1,375,000 New
Westfield Capital Management
25
Westfield Capital Management
Massachusetts
$31.7M +$831K +33,864 +3%