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Alkermes

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$1.53B +$36M +921,329 +3%
BBA
2
Baker Bros. Advisors
New York
$525M
Vanguard Portfolio Management
3
Vanguard Portfolio Management
Pennsylvania
$497M -$793K -20,294 -0.2%
State Street
4
State Street
Massachusetts
$480M -$11.9M -304,711 -3%
Vanguard Capital Management
5
Vanguard Capital Management
Pennsylvania
$394M +$3.42M +87,628 +1%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$353M +$80.9M +2,072,752 +44%
Renaissance Technologies
7
Renaissance Technologies
New York
$339M +$11.7M +300,500 +5%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$235M +$11.5M +295,609 +7%
Dimensional Fund Advisors
9
Dimensional Fund Advisors
Texas
$220M -$12.8M -327,505 -7%
DTC
10
Deep Track Capital
Connecticut
$210M +$16M +409,677 +11%
American Century Companies
11
American Century Companies
Missouri
$207M -$82.7M -2,117,864 -35%
Holocene Advisors
12
Holocene Advisors
New York
$189M +$50.2M +1,284,146 +55%
CC
13
Commodore Capital
New York
$157M -$46.9M -1,200,000 -29%
Wellington Management Group
14
Wellington Management Group
Massachusetts
$147M -$6.07M -155,362 -5%
Primecap Management
15
Primecap Management
California
$132M -$442K -11,310 -0.4%
First Trust Advisors
16
First Trust Advisors
Illinois
$127M -$21.4M -547,769 -18%
Charles Schwab
17
Charles Schwab
California
$122M +$3.84M +98,361 +4%
Nuveen
18
Nuveen
North Carolina
$122M -$5.33M -136,372 -6%
Norges Bank
19
Norges Bank
Norway
$113M +$84.2M +2,156,814 New
BI
20
BVF Inc
California
$113M +$6.04M +154,704 +8%
Goldman Sachs
21
Goldman Sachs
New York
$106M +$5.54M +141,806 +8%
BCLSI
22
Bain Capital Life Sciences Investors
Massachusetts
$102M +$51.9M +1,327,938 +218%
Northern Trust
23
Northern Trust
Illinois
$96M +$5.25M +134,537 +8%
Morgan Stanley
24
Morgan Stanley
New York
$91.8M +$617K +15,791 +0.9%
RI
25
RTW Investments
New York
$87.6M