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Alkermes
ALKS

Overview Fund Activity

350 hedge funds and large institutions have $4.84B invested in Alkermes in 2025 Q2 according to their latest regulatory filings, with 42 funds opening new positions, 154 increasing their positions, 118 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
350
Holders Change
-19
Holders Change %
-5.15%
% of All Funds
4.69%
Holding in Top 10
4
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
42
Increased
154
Reduced
118
Closed
55
Calls
$15.5M
Puts
$11M
Net Calls
+$4.53M
Net Calls Change
+$11.1M

Top Buyers

1
BBA
Baker Bros. Advisors
New York
$183M
2
PBA
Paradigm Biocapital Advisors
New York
$39.4M
3
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
$32.5M
4
Holocene Advisors
Holocene Advisors
New York
$81.6M
5
Bank of America
Bank of America
North Carolina
$61.7M

Top Sellers

1
RI
RTW Investments
New York
$134M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$287M
3
UBS Group
UBS Group
Switzerland
$38.4M
4
Wellington Management Group
Wellington Management Group
Massachusetts
$48.6M
5
VRS
Virginia Retirement Systems
Virginia
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
VOYA Investment Management
51
VOYA Investment Management
Georgia
$14.4M +$755K +26,402 +6%
EC
52
EcoR1 Capital
California
$14.3M +$14.3M +500,000 New
GIM
53
Glenmede Investment Management
Pennsylvania
$13.8M +$13.8M +483,363 New
RhumbLine Advisers
54
RhumbLine Advisers
Massachusetts
$13.5M +$505K +17,660 +4%
Raymond James Financial
55
Raymond James Financial
Florida
$13M +$713K +24,935 +6%
AQR Capital Management
56
AQR Capital Management
Connecticut
$12.9M -$2.28M -79,743 -15%
RHJA
57
Rice Hall James & Associates
California
$12.1M -$134K -4,700 -1%
Macquarie Group
58
Macquarie Group
Australia
$10.7M +$2.13M +74,324 +25%
Canada Pension Plan Investment Board
59
Canada Pension Plan Investment Board
Ontario, Canada
$10.6M +$1.87M +65,400 +21%
Jane Street
60
Jane Street
New York
$10.2M -$4.79M -167,590 -32%
SC
61
Stempoint Capital
New York
$10M +$4.54M +158,772 +83%
Two Sigma Investments
62
Two Sigma Investments
New York
$9.32M -$6.64M -232,037 -42%
Handelsbanken Fonder
63
Handelsbanken Fonder
Sweden
$9.11M +$2.9M +101,400 +47%
California Public Employees Retirement System
64
California Public Employees Retirement System
California
$8.83M +$439K +15,352 +5%
Swiss National Bank
65
Swiss National Bank
Switzerland
$8.56M +$42.9K +1,500 +0.5%
Fisher Asset Management
66
Fisher Asset Management
Washington
$8.35M -$851K -29,734 -9%
Mackenzie Financial
67
Mackenzie Financial
Ontario, Canada
$8.31M +$1.53M +53,323 +22%
Man Group
68
Man Group
United Kingdom
$7.89M +$4.01M +139,994 +103%
Pictet Asset Management
69
Pictet Asset Management
Switzerland
$7.75M -$4.09M -142,151 -35%
PCM
70
Peregrine Capital Management
Minnesota
$7.57M +$7.57M +264,620 New
CWG
71
C WorldWide Group
Denmark
$7.15M – – –
Victory Capital Management
72
Victory Capital Management
Texas
$6.88M +$3.42M +119,456 +99%
Axa
73
Axa
France
$6.76M +$10.9K +380 +0.2%
HP
74
HealthInvest Partners
Sweden
$6.5M +$356K +12,446 +6%
Royal Bank of Canada
75
Royal Bank of Canada
Ontario, Canada
$6.48M -$1.4M -49,084 -18%
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