Institutional Ownership Alkermes Plc. (ALKS)
This table provides information about the institutional ownership of Alkermes Plc. (ALKS). We have compiled data on the 394 institutions that hold shares in the stock, with a total of 176 Million shares, which have been reported (via 13F filing form) to have a value of $4.81 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
29,107,548
shares
|
$796 Million
0.02% of portfolio
|
Q2 2024
Reduced 0.21%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Aug 11, 2025 Q2 2025 |
18,503,074
shares
|
$506 Million
0.01% of portfolio
|
Q2 2025
Added 1.59%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
Aug 14, 2025 Q2 2025 |
10,041,900
shares
|
$275 Million
0.03% of portfolio
|
Q2 2025
Reduced 14.81%
|
|
|
State Street Corp
Boston, MA |
Aug 14, 2025 Q2 2025 |
8,208,256
shares
|
$225 Million
0.01% of portfolio
|
Q2 2025
Added 2.31%
|
|
|
Baker Bros. Advisors LP
New York, NY |
Aug 14, 2025 Q2 2025 |
6,410,603
shares
|
$175 Million
1.86% of portfolio
|
Q2 2025
Added 42.99%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
Aug 13, 2025 Q2 2025 |
5,810,160
shares
|
$159 Million
0.24% of portfolio
|
Q2 2025
Added 1.24%
|
|
|
Jpmorgan Chase & CO
New York, NY |
May 12, 2025 Q1 2025 |
5,234,995
shares
|
$143 Million
0.01% of portfolio
|
Q1 2025
Added 488.55%
|
|
|
Pictet Asset Management Sa
Geneva 73, V8 |
Aug 10, 2023 Q2 2023 |
4,794,565
shares
|
$131 Million
0.18% of portfolio
|
Q2 2023
Added 72.95%
|
|
|
Rtw Investments, LP
New York, NY |
Aug 14, 2025 Q2 2025 |
4,682,289
shares
|
$128 Million
2.06% of portfolio
|
Q2 2025
Reduced 31.99%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Aug 08, 2025 Q2 2025 |
4,023,552
shares
|
$110 Million
0.01% of portfolio
|
Q2 2025
Added 2.13%
|
|
|
American Century Companies Inc
Kansas City, MO |
Aug 12, 2025 Q2 2025 |
3,657,223
shares
|
$100 Million
0.06% of portfolio
|
Q2 2025
Added 5.53%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Aug 12, 2025 Q2 2025 |
3,096,637
shares
|
$84.7 Million
0.02% of portfolio
|
Q2 2025
Added 3.53%
|
|
|
Primecap Management CO
Pasadena, CA |
Aug 11, 2025 Q2 2025 |
2,902,510
shares
|
$79.4 Million
0.07% of portfolio
|
Q2 2025
Reduced 3.38%
|
|
|
Avoro Capital Advisors LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
2,900,000
shares
|
$79.3 Million
1.51% of portfolio
|
Q2 2025
Added 18.37%
|
|
|
Holocene Advisors, LP
New York, NY |
Aug 14, 2025 Q2 2025 |
2,853,768
shares
|
$78.1 Million
0.21% of portfolio
|
Q2 2025
Added 31.23%
|
|
|
Commodore Capital LP
New York, NY |
Aug 14, 2025 Q2 2025 |
2,450,000
shares
|
$67 Million
6.53% of portfolio
|
Q2 2025
Added 25.64%
|
|
|
Bank Of America Corp
Charlotte, NC |
Aug 14, 2025 Q2 2025 |
2,155,087
shares
|
$59 Million
0.0% of portfolio
|
Q2 2025
Added 42.99%
|
|
|
Loomis Sayles & CO L P
|
Aug 13, 2025 Q2 2025 |
2,109,894
shares
|
$57.7 Million
0.08% of portfolio
|
Q2 2025
Reduced 13.54%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Aug 12, 2025 Q2 2025 |
2,092,049
shares
|
$57.2 Million
0.01% of portfolio
|
Q2 2025
Added 2.18%
|
|
|
Nuveen, LLC
Charlotte, NC |
Aug 12, 2025 Q2 2025 |
2,048,073
shares
|
$56 Million
0.02% of portfolio
|
Q2 2025
Added 1.41%
|
|
|
Norges Bank
Oslo, Q8 |
Aug 13, 2025 Q2 2025 |
1,863,895
shares
|
$51 Million
0.01% of portfolio
|
Q2 2025
New holding
|
|
|
Northern Trust Corp
Chicago, IL |
Aug 13, 2025 Q2 2025 |
1,813,609
shares
|
$49.6 Million
0.01% of portfolio
|
Q2 2025
Reduced 3.37%
|
|
|
Morgan Stanley
New York, NY |
Aug 15, 2025 Q2 2025 |
1,802,052
shares
|
$49.3 Million
0.0% of portfolio
|
Q2 2025
Reduced 16.71%
|
|
|
Wellington Management Group LLP
Boston, MA |
Aug 14, 2025 Q2 2025 |
1,700,103
shares
|
$46.5 Million
0.01% of portfolio
|
Q2 2025
Reduced 45.1%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Aug 14, 2025 Q2 2025 |
1,667,697
shares
|
$45.6 Million
0.01% of portfolio
|
Q2 2025
Added 13.29%
|