Latest Institutional Purchases of Alkermes Plc. (ALKS)
This list provides information on the latest institutional transactions involving Alkermes Plc. (ALKS) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jan 22, 2026
Q4 2025
|
Robeco Institutional Asset Management B.V.
|
BUY
|
- |
151K+ 112.57% |
$4.39M - $5.11M
|
286K
$8.3M
|
|
|
Jan 14, 2026
Q4 2025
|
Wedge Capital Management L L P
|
BUY
|
- |
31.2K+ 22.09% |
$905K - $1.05M
|
172K
$5M
|
|
|
Jan 23, 2026
Q4 2025
|
Sumitomo Mitsui Trust Holdings, Inc.
|
BUY
|
- |
13.4KNew |
$388K - $452K
|
13.4K
$388K
|
|
|
Jan 08, 2026
Q4 2025
|
Oliver Luxxe Assets LLC
Gladstone, NJ |
BUY
|
- |
10.1K+ 22.11% |
$295K - $343K
|
56K
$1.63M
|
|
|
Jan 08, 2026
Q4 2025
|
Wealth Enhancement Advisory Services, LLC
|
BUY
|
- |
8.69KNew |
$252K - $294K
|
8.69K
$252K
|
|
|
Jan 14, 2026
Q4 2025
|
Exchange Traded Concepts, LLC
|
BUY
|
- |
5.35K+ 11.95% |
$155K - $181K
|
50.1K
$1.46M
|
|
|
Jan 09, 2026
Q4 2025
|
Sg Americas Securities, LLC
|
BUY
|
- |
5.26K+ 17.16% |
$153K - $178K
|
35.9K
$1.04M
|
|
|
Jan 15, 2026
Q4 2025
|
Empirical Financial Services, LLC D.B.A. Empirical Wealth Management
|
BUY
|
- |
3.73K+ 17.71% |
$108K - $126K
|
24.8K
$721K
|
|
|
Jan 09, 2026
Q4 2025
|
Assenagon Asset Management S.A.
|
BUY
|
- |
3.72K+ 3.49% |
$108K - $126K
|
110K
$3.2M
|
|
|
Jan 22, 2026
Q4 2025
|
Ritholtz Wealth Management
|
BUY
|
- |
2.37K+ 3.83% |
$68.7K - $80K
|
64.1K
$1.86M
|
|
|
Jan 09, 2026
Q4 2025
|
Diversified Trust CO
|
BUY
|
- |
2.25K+ 4.81% |
$65.4K - $76.2K
|
49.1K
$1.42M
|
|
|
Jan 15, 2026
Q4 2025
|
Allspring Global Investments Holdings, LLC
|
BUY
|
- |
1.98K+ 9.87% |
$57.6K - $67K
|
22.1K
$641K
|
|
|
Jan 23, 2026
Q4 2025
|
State Of Alaska, Department Of Revenue
|
BUY
|
- |
1.31K+ 1.43% |
$38K - $44.3K
|
93K
$2.7M
|
|
|
Jan 02, 2026
Q4 2025
|
Gamma Investing LLC
Foster City, CA |
BUY
|
- |
969+ 22.05% |
$28.1K - $32.8K
|
5.36K
$156K
|
|
|
Jan 23, 2026
Q4 2025
|
Farther Finance Advisors, LLC
San Francisco, CA |
BUY
|
- |
538+ 252.58% |
$15.6K - $18.2K
|
751
$21.8K
|
|
|
Jan 20, 2026
Q4 2025
|
Harbor Capital Advisors, Inc.
|
BUY
|
- |
54+ 23.28% |
$1.57K - $1.83K
|
286
$8.31K
|
|
|
Jan 13, 2026
Q4 2025
|
Jfs Wealth Advisors, LLC
|
BUY
|
- |
41+ 53.25% |
$1.19K - $1.39K
|
118
$3.43K
|
|
|
Jan 21, 2026
Q4 2025
|
Sjs Investment Consulting Inc.
Sylvania, OH |
BUY
|
- |
19+ 105.56% |
$552 - $642
|
37
$1.07K
|
|
|
Jan 21, 2026
Q4 2025
|
Flagship Harbor Advisors, LLC
|
BUY
|
- |
10New |
$290 - $338
|
10
$290
|
|
|
Jan 15, 2026
Q4 2025
|
Fortitude Family Office, LLC
Scottsdale, AZ |
BUY
|
- |
8+ 16.67% |
$232 - $270
|
56
$1.63K
|
|
| Q3 2025 | |||||||
|
Nov 14, 2025
Q3 2025
|
Baker Bros. Advisors LP
New York, NY |
BUY
|
- |
1.68M+ 26.22% |
$43.9M - $51.2M
|
8.09M
$235M
|
|
|
Nov 13, 2025
Q3 2025
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
BUY
|
- |
1.11M+ 1070.57% |
$28.9M - $33.7M
|
1.21M
$35.1M
|
|
|
Oct 20, 2025
Q3 2025
|
Virginia Retirement Systems Et Al
Richmond, VA |
BUY
|
- |
901KNew |
$23.6M - $27.5M
|
901K
$26.2M
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
740K+ 20.24% |
$19.3M - $22.5M
|
4.4M
$128M
|
|
|
Nov 13, 2025
Q3 2025
|
Sio Capital Management, LLC
New York, NY |
BUY
|
- |
675KNew |
$17.6M - $20.6M
|
675K
$19.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
667K+ 1783.42% |
$17.4M - $20.3M
|
705K
$20.5M
|
|
|
Nov 14, 2025
Q3 2025
|
Commodore Capital LP
New York, NY |
BUY
|
- |
647K+ 26.4% |
$16.9M - $19.7M
|
3.1M
$89.9M
|
|
|
Nov 18, 2025
Q3 2025
|
Pictet Asset Management Holding Sa
Carouge, V8 |
BUY
|
- |
624K+ 231.78% |
$16.3M - $19M
|
893K
$25.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Man Group PLC
London, X0 |
BUY
|
- |
621K+ 225.31% |
$16.2M - $18.9M
|
897K
$26.1M
|
|
|
Nov 12, 2025
Q3 2025
|
Dimensional Fund Advisors LP
Austin, TX |
BUY
|
- |
601K+ 19.42% |
$15.7M - $18.3M
|
3.7M
$107M
|
|
|
Nov 04, 2025
Q3 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
BUY
|
- |
512K+ 3908.21% |
$13.4M - $15.6M
|
525K
$15.2M
|
|
|
Nov 13, 2025
Q3 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
BUY
|
- |
482K+ 8.3% |
$12.6M - $14.7M
|
6.29M
$183M
|
|
|
Nov 12, 2025
Q3 2025
|
Artisan Partners Limited Partnership
Milwaukee, WI |
BUY
|
- |
474K+ 28.94% |
$12.4M - $14.4M
|
2.11M
$61.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Opaleye Management Inc.
Boston, MA |
BUY
|
- |
450KNew |
$11.8M - $13.7M
|
450K
$13.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Squarepoint Ops LLC
New York, NY |
BUY
|
- |
396K+ 803.86% |
$10.3M - $12.1M
|
445K
$12.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
CALL |
391KNew |
$10.2M - $11.9M
|
391K
$11.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Paradigm Biocapital Advisors LP
New York, NY |
BUY
|
- |
344K+ 24.99% |
$8.98M - $10.5M
|
1.72M
$49.9M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
332K+ 4.05% |
$8.68M - $10.1M
|
8.54M
$248M
|
|
|
Nov 14, 2025
Q3 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
331K+ 101.44% |
$8.64M - $10.1M
|
656K
$19.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
327K+ 19.62% |
$8.55M - $9.97M
|
1.99M
$57.9M
|
|
|
Nov 13, 2025
Q3 2025
|
Affinity Asset Advisors, LLC
New York, NY |
BUY
|
- |
250K+ 25.0% |
$6.53M - $7.62M
|
1.25M
$36.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Axa Investment Managers S.A.
Puteaux, I0 |
BUY
|
- |
237KNew |
$6.19M - $7.22M
|
237K
$6.88M
|
|
|
Nov 14, 2025
Q3 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
197K+ 2530.77% |
$5.16M - $6.01M
|
205K
$5.96M
|
|
|
Nov 14, 2025
Q3 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
196K+ 1.96% |
$5.13M - $5.98M
|
10.2M
$297M
|
|
|
Nov 12, 2025
Q3 2025
|
Edgestream Partners, L.P.
Princeton, NJ |
BUY
|
- |
186K+ 251.04% |
$4.85M - $5.65M
|
259K
$7.53M
|
|
|
Nov 12, 2025
Q3 2025
|
Silverarc Capital Management, LLC
|
BUY
|
- |
181KNew |
$4.72M - $5.5M
|
181K
$5.24M
|
|
|
Nov 13, 2025
Q3 2025
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
BUY
|
- |
152K+ 52.36% |
$3.97M - $4.63M
|
442K
$12.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Janus Henderson Group PLC
London, X0 |
BUY
|
- |
140K+ 68.38% |
$3.66M - $4.26M
|
344K
$10M
|
|
|
Nov 14, 2025
Q3 2025
|
Voloridge Investment Management, LLC
Jupiter, FL |
BUY
|
- |
133K+ 101.21% |
$3.48M - $4.05M
|
264K
$7.68M
|
|
|
Nov 12, 2025
Q3 2025
|
Nuveen, LLC
Charlotte, NC |
BUY
|
- |
125K+ 6.12% |
$3.28M - $3.82M
|
2.17M
$63.1M
|
|