Alkermes plc ALKS
Set alert
45.34 USD -0.03 -0.07%
At close · Oct 30
45.34 0.00 0.00%
After hours · Oct 30, 4:00 PM ET
44.78 Day range 46.35
27.20 52-week range 55.22
- YTD
- +62.04%
- 1 year
- +47.11%
- Open
- 46.05
- Prev close
- 45.37
- Mkt cap
- 7.61B
- Vol
- 1.11M
- Avg vol
- 1.84M
- EPS
- 0.38
- P/E
- 119.32
- Div yield
- 0.00%
More statistics
- Low
- 44.78
- High
- 46.35
- Forward P/E
- 25.04
- Beta
- 0.27
- Short ratio
- 7.67
- Inst. own
- 107.80%
- Dividend
- 0.00
- Ex-div date
- Earnings
- Nov 3, 2026
- 50-d avg
- 44.11
- 200-d avg
- 40.40
- 1y target
- 56.21
Ownership
Held by insiders 1.40%
Held by institutions 107.80%
Float held by institutions 109.34%
Institutions 570
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 17.43% | 29,235,739 | 1.32B | Jun 29, 2026 |
| Baker Bros. Advisors, LP | 5.97% | 10,012,267 | 453.41M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 5.66% | 9,490,818 | 429.79M | Jun 29, 2026 |
| State Street Corporation | 5.46% | 9,160,575 | 414.84M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 4.48% | 7,515,025 | 340.32M | Jun 29, 2026 |
| Price (T.Rowe) Associates Inc | 4.02% | 6,737,328 | 305.10M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| iShares Trust-iShares Core S&P Small-Cap ETF | 5.96% | 9,993,409 | 452.55M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 3.16% | 5,297,487 | 239.90M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 2.59% | 4,340,866 | 196.58M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 2.28% | 3,823,805 | 173.16M | Jun 29, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 1.94% | 3,254,864 | 147.40M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Growth Index Fund | 1.31% | 2,202,262 | 99.73M | Jun 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BROWN IAIN MICHAEL | Chief Financial Officer | Conversion of Exercise of derivative security | Feb 25, 2025 | 148,196 |
| COOKE SHANE M | Director | Conversion of Exercise of derivative security | May 20, 2026 | 106,679 |
| GAFFIN DAVID JOSEPH | Officer | Sale | Sep 2, 2026 | 223,422 |
| HOPKINSON CRAIG C | Officer | Conversion of Exercise of derivative security | Aug 31, 2026 | 65,389 |
| JACKSON BLAIR CURTIS | Chief Operating Officer | Conversion of Exercise of derivative security | Feb 25, 2026 | 241,308 |
| MCKEON BRIAN P | Director | Conversion of Exercise of derivative security | May 20, 2026 | 48,536 |
Held by funds
209 US ETFs and mutual funds hold ALKS · largest positions