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Alkermes
ALKS

Overview Fund Activity

369 hedge funds and large institutions have $5.62B invested in Alkermes in 2025 Q1 according to their latest regulatory filings, with 63 funds opening new positions, 127 increasing their positions, 131 reducing their positions, and 29 closing their positions.

Holders
369
Holders Change
+28
Holders Change %
+8.21%
% of All Funds
5.01%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.08%
New
63
Increased
127
Reduced
131
Closed
29
Calls
$7.68M
Puts
$14.3M
Net Calls
-$6.6M
Net Calls Change
-$9.6M

Top Buyers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$173M
2
UBS Group
2
UBS Group
Switzerland
$100M
3
NL
3
Nuveen LLC
North Carolina
$66.7M
4
Holocene Advisors
4
Holocene Advisors
New York
$71.8M
5
FCM
5
Farallon Capital Management
California
$45.9M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$102M
2
Pacer Advisors
2
Pacer Advisors
Pennsylvania
$29.4M
3
Norges Bank
3
Norges Bank
Norway
$0
4
CCM
4
Camber Capital Management
Massachusetts
$0
5
State Street
5
State Street
Massachusetts
$265M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$905M 27,406,368 -446,541 -2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$601M 18,212,674 -283,511 -2%
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$389M 11,788,245 -468,202 -4%
State Street
4
State Street
Massachusetts
$265M 8,022,670 -792,305 -9%
RI
5
RTW Investments
New York
$227M 6,884,698 -673,137 -9%
Renaissance Technologies
6
Renaissance Technologies
New York
$189M 5,738,828 +260,100 +5%
JPMorgan Chase & Co
7
JPMorgan Chase & Co
New York
$173M 5,234,995 +4,345,523 +489%
BBA
8
Baker Bros. Advisors
New York
$148M 4,483,285 +301,534 +7%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$130M 3,939,694 +121,045 +3%
American Century Companies
10
American Century Companies
Missouri
$114M 3,465,674 +14,967 +0.4%
Wellington Management Group
11
Wellington Management Group
Massachusetts
$102M 3,096,879 -3,915,604 -56%
UBS Group
12
UBS Group
Switzerland
$100M 3,043,209 +2,723,284 +851%
Primecap Management
13
Primecap Management
California
$99.2M 3,004,095 -91,415 -3%
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$98.8M 2,991,005 -28,503 -0.9%
ACA
15
Avoro Capital Advisors
New York
$80.9M 2,450,000 – –
Loomis, Sayles & Company
16
Loomis, Sayles & Company
Massachusetts
$80.6M 2,440,283 +137,378 +6%
Holocene Advisors
17
Holocene Advisors
New York
$71.8M 2,174,602 +1,916,699 +743%
Morgan Stanley
18
Morgan Stanley
New York
$71.4M 2,163,599 +344,604 +19%
Charles Schwab
19
Charles Schwab
California
$67.6M 2,047,403 -21,558 -1%
NL
20
Nuveen LLC
North Carolina
$66.7M 2,019,668 +2,019,668 New
CC
21
Commodore Capital
New York
$64.4M 1,950,000 -350,000 -15%
Northern Trust
22
Northern Trust
Illinois
$62M 1,876,890 -35,242 -2%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$55.8M 1,690,195 -446,395 -21%
Artisan Partners
24
Artisan Partners
Wisconsin
$54M 1,636,269 -352,527 -18%
First Trust Advisors
25
First Trust Advisors
Illinois
$53.5M 1,621,046 +127,395 +9%
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