Institutional Ownership Alkermes Plc. (ALKS)
This table provides information about the institutional ownership of Alkermes Plc. (ALKS). We have compiled data on the 401 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 $5.11 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
|
$845 Million
0.02% of portfolio
|
Q2 2024
Reduced 0.21%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
18,179,511
shares
|
$528 Million
0.01% of portfolio
|
Q3 2025
Reduced 1.75%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
Nov 14, 2025 Q3 2025 |
10,238,357
shares
|
$297 Million
0.03% of portfolio
|
Q3 2025
Added 1.96%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
8,540,351
shares
|
$248 Million
0.01% of portfolio
|
Q3 2025
Added 4.05%
|
|
|
Baker Bros. Advisors LP
New York, NY |
Nov 14, 2025 Q3 2025 |
8,091,351
shares
|
$235 Million
1.98% of portfolio
|
Q3 2025
Added 26.22%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
Nov 13, 2025 Q3 2025 |
6,292,528
shares
|
$183 Million
0.27% of portfolio
|
Q3 2025
Added 8.3%
|
|
|
Pictet Asset Management Sa
Geneva 73, V8 |
Aug 10, 2023 Q2 2023 |
4,794,565
shares
|
$139 Million
0.18% of portfolio
|
Q2 2023
Added 72.95%
|
|
|
American Century Companies Inc
Kansas City, MO |
Nov 12, 2025 Q3 2025 |
4,397,471
shares
|
$128 Million
0.07% of portfolio
|
Q3 2025
Added 20.24%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
4,061,394
shares
|
$118 Million
0.01% of portfolio
|
Q3 2025
Added 0.94%
|
|
|
Jpmorgan Chase & CO
New York, NY |
Nov 26, 2025 Q3 2025 |
3,928,170
shares
|
$114 Million
0.01% of portfolio
|
Q3 2025
Reduced 24.96%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Nov 12, 2025 Q3 2025 |
3,697,996
shares
|
$107 Million
0.02% of portfolio
|
Q3 2025
Added 19.42%
|
|
|
Commodore Capital LP
New York, NY |
Nov 14, 2025 Q3 2025 |
3,096,754
shares
|
$89.9 Million
5.93% of portfolio
|
Q3 2025
Added 26.4%
|
|
|
Primecap Management CO
Pasadena, CA |
Nov 10, 2025 Q3 2025 |
2,759,080
shares
|
$80.1 Million
0.07% of portfolio
|
Q3 2025
Reduced 4.94%
|
|
|
Holocene Advisors, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
2,469,030
shares
|
$71.7 Million
0.18% of portfolio
|
Q3 2025
Reduced 13.48%
|
|
|
Avoro Capital Advisors LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
2,240,000
shares
|
$65 Million
0.92% of portfolio
|
Q3 2025
Reduced 22.76%
|
|
|
Nuveen, LLC
Charlotte, NC |
Nov 12, 2025 Q3 2025 |
2,173,476
shares
|
$63.1 Million
0.02% of portfolio
|
Q3 2025
Added 6.12%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Nov 10, 2025 Q3 2025 |
2,140,373
shares
|
$62.2 Million
0.01% of portfolio
|
Q3 2025
Added 2.31%
|
|
|
Artisan Partners Limited Partnership
Milwaukee, WI |
Nov 12, 2025 Q3 2025 |
2,109,772
shares
|
$61.3 Million
0.1% of portfolio
|
Q3 2025
Added 28.94%
|
|
|
Loomis Sayles & CO L P
|
Nov 13, 2025 Q3 2025 |
2,048,851
shares
|
$59.5 Million
0.08% of portfolio
|
Q3 2025
Reduced 2.89%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
1,994,945
shares
|
$57.9 Million
0.01% of portfolio
|
Q3 2025
Added 19.62%
|
|
|
Northern Trust Corp
Chicago, IL |
Nov 14, 2025 Q3 2025 |
1,766,180
shares
|
$51.3 Million
0.01% of portfolio
|
Q3 2025
Reduced 2.62%
|
|
|
Paradigm Biocapital Advisors LP
New York, NY |
Nov 14, 2025 Q3 2025 |
1,719,334
shares
|
$49.9 Million
1.66% of portfolio
|
Q3 2025
Added 24.99%
|
|
|
Rtw Investments, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
1,672,356
shares
|
$48.6 Million
0.67% of portfolio
|
Q3 2025
Reduced 64.28%
|
|
|
Nuveen Asset Management, LLC
Chicago, IL |
Feb 14, 2025 Q4 2024 |
1,659,821
shares
|
$48.2 Million
0.01% of portfolio
|
Q4 2024
Added 109.49%
|
|
|
Morgan Stanley
New York, NY |
Nov 14, 2025 Q3 2025 |
1,551,499
shares
|
$45.1 Million
0.0% of portfolio
|
Q3 2025
Reduced 13.9%
|
|