NasdaqGS - Nasdaq Real Time Price
USD
Alkermes plc (ALKS)
44.89
-0.45
(-0.99%)
At close: 4:00:01 PM EST
44.89
0.00
(0.00%)
After hours: 4:00:12 PM EST
Trade ALKS on Coinbase
Trading disclosure
The above button links to Coinbase. Yahoo Finance is not a broker-dealer or investment adviser and does not offer securities or cryptocurrencies for sale or facilitate trading. Coinbase pays us for certain activity generated through this link. Prices displayed are informational.
Learn moreMajor Holders
| Breakdown | |
|---|---|
| 1.40% | % of Shares Held by All Insider |
| 107.88% | % of Shares Held by Institutions |
| 109.41% | % of Float Held by Institutions |
| 570 | Number of Institutions Holding Shares |
Top Institutional Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
|
Blackrock Inc.
|
29.24M | Jun 30, 2026 | 17.43% | 1,312,392,305 |
|
Baker Bros. Advisors, LP
|
10.01M | Jun 30, 2026 | 5.97% | 449,450,659 |
|
Vanguard Portfolio Management LLC
|
9.49M | Jun 30, 2026 | 5.66% | 426,042,814 |
|
State Street Corporation
|
9.16M | Jun 30, 2026 | 5.46% | 411,218,206 |
|
Vanguard Capital Management LLC
|
7.52M | Jun 30, 2026 | 4.48% | 337,349,467 |
|
Price (T.Rowe) Associates Inc
|
6.74M | Jun 30, 2026 | 4.02% | 302,438,649 |
|
Renaissance Technologies, LLC
|
6.46M | Jun 30, 2026 | 3.85% | 290,031,053 |
|
Geode Capital Management, LLC
|
4.48M | Jun 30, 2026 | 2.67% | 201,011,850 |
|
Dimensional Fund Advisors LP
|
4.19M | Jun 30, 2026 | 2.50% | 188,307,846 |
|
Deep Track Capital, Lp
|
4M | Jun 30, 2026 | 2.38% | 179,559,997 |
Top Mutual Fund Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
|
iShares Trust-iShares Core S&P Small-Cap ETF
|
9.99M | Sep 30, 2026 | 5.96% | 448,604,123 |
|
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund
|
5.3M | Jun 30, 2026 | 3.16% | 237,804,188 |
|
iShares Trust-iShares Russell 2000 ETF
|
4.34M | Sep 30, 2026 | 2.59% | 194,861,472 |
|
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund
|
3.82M | Jun 30, 2026 | 2.28% | 171,650,604 |
|
SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF
|
3.25M | Sep 30, 2026 | 1.94% | 146,110,842 |
|
VANGUARD INDEX FUNDS-Vanguard Small-Cap Growth Index Fund
|
2.2M | Jun 30, 2026 | 1.31% | 98,859,539 |
|
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund
|
1.91M | Jun 30, 2026 | 1.14% | 85,812,889 |
|
Fidelity Salem Street Trust-Fidelity Small Cap Index Fund
|
1.83M | Jul 31, 2026 | 1.09% | 82,265,367 |
|
First TRT Exch-Trd Fd.-First TRT NYSE Arca Biotechnology Index Fd.
|
1.74M | Sep 30, 2026 | 1.04% | 78,247,533 |
|
VANGUARD HORIZON FUNDS-Vanguard Capital Opportunity Fund
|
1.72M | Jun 30, 2026 | 1.02% | 76,988,593 |
