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Alkermes

363 hedge funds and large institutions have $5.05B invested in Alkermes in 2025 Q4 according to their latest regulatory filings, with 57 funds opening new positions, 144 increasing their positions, 123 reducing their positions, and 46 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

more funds holding

Funds holding:

1% less capital invested

Capital invested by funds: $5.08B → $5.05B (-$33.2M)

67% less funds holding in top 10

Funds holding in top 10: 31 (-2)

74% less call options, than puts

Call options by funds: $5.84M | Put options by funds: $22.4M

Holders
363
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$5.84M
Puts
$22.4M
Net Calls
Net Calls Change

Top Buyers

1 +$79.2M
2 +$59.9M
3 +$57.5M
4
UBS Group
UBS Group
Switzerland
+$53.6M
5
American Century Companies
American Century Companies
Missouri
+$46.7M

Top Sellers

1 -$74.1M
2 -$51.6M
3 -$37.1M
4
ACA
Avoro Capital Advisors
New York
-$25.2M
5
Artisan Partners
Artisan Partners
Wisconsin
-$22.8M
Name Holding Trade Value Shares
Change
Change in
Stake
CP
376
CenterBook Partners
Connecticut
Connor, Clark & Lunn Investment Management (CC&L)
377
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
Lazard Asset Management
378
Lazard Asset Management
New York
PP
379
PDT Partners
New York
Jennison Associates
380
Jennison Associates
New York
RAM
381
Resona Asset Management
Japan
PAP
382
Persistent Asset Partners
Hong Kong
Simplex Trading
383
Simplex Trading
Illinois
AACP
384
Advantage Alpha Capital Partners
California
VT
385
Vise Technologies
New York
DS
386
DRW Securities
Illinois
IC
387
IEQ Capital
California
CIBC Asset Management
388
CIBC Asset Management
Ontario, Canada
BCI
389
Brinker Capital Investments
Pennsylvania
BCM
390
Bayesian Capital Management
New York
Verition Fund Management
391
Verition Fund Management
Connecticut
MC
392
Moors & Cabot
Massachusetts
GHA
393
GW Henssler & Associates
Georgia
JFGIW
394
Johnson Financial Group Inc (Wisconsin)
Wisconsin
ASN
395
Advisory Services Network
Georgia
WANY
396
Wealthspire Advisors (New York)
New York
CI Investments Inc
397
CI Investments Inc
Ontario, Canada
RA
398
Rise Advisors
New York
VWWMG
399
Vermillion & White Wealth Management Group
Pennsylvania
Northwestern Mutual Wealth Management
400
Northwestern Mutual Wealth Management
Wisconsin