2m 2m 2m 2m 2m 2m 2m
Alkermes (ALKS)
NASDAQ
$48.99-$0.005 (-0.01%)
Price as of Jul 31, 2026 7:34 PM EDT- $8.1BMarket Cap
- 84.52%1-Year Change
- Drug Manufacturers - Specialty & GenericIndustry
Alkermes (ALKS)
$48.99-$0.005 (-0.01%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK INC. | 17.35% | 29.1M | -60,933 (-0.21%) | Jun 30, 2024 |
BLACKROCK, INC. | 16.88% | 28.3M | +41,998 (+0.15%) | Mar 31, 2026 |
BLACKROCK FUNDING, INC. /DE | 16.60% | 27.9M | -425,529 (-1.53%) | Dec 31, 2024 |
VANGUARD GROUP INC | 10.73% | 18.0M | -172,147 (-0.96%) | Dec 31, 2025 |
WELLINGTON MANAGEMENT CO LLP | 7.04% | 11.8M | 0 (0.00%) | Dec 31, 2021 |
BAKER BROS. ADVISORS LP | 5.97% | 10.0M | 0 (0.00%) | Mar 31, 2026 |
STATE STREET CORP | 5.64% | 9.5M | -7,572 (-0.08%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 7.82% | 13.1M | +242,831 (+1.85%) | Mar 31, 2026 |
FIDELITY ADVISOR SERIES I | 5.83% | 9.8M | 0 (0.00%) | Apr 30, 2026 |
SPDR SERIES TRUST | 3.30% | 5.5M | 0 (0.00%) | Apr 30, 2026 |
Pacer Funds Trust | 2.70% | 4.5M | 0 (0.00%) | Jul 31, 2024 |
AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) | 2.40% | 4.0M | 0 (0.00%) | May 31, 2026 |
AMERICAN CENTURY ETF TRUST | 2.22% | 3.7M | -1.5M (-39.09%) | May 31, 2026 |
T. Rowe Price Mid-Cap Growth Fund, Inc. | 1.34% | 2.2M | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions3.0B (79.96%)
- Mutual Funds754.2M (19.79%)
- Insiders9.4M (0.25%)
- Other0 (0.00%)
Insider Transactions
- 0.25% (9.4M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 2Number of InsiderSelling (last 12 months)
- $8.2MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Hopkinson Craig C. EVP R&D, Chief Medical Officer | Exempt | Jul 01, 2026 | $0.00 | 5,000 | $0.00 | 1,356 |
Hopkinson Craig C. EVP R&D, Chief Medical Officer | Exempt | Jul 01, 2026 | $96,700.00 | 5,000 | $19.34 | 82,389 |
Hopkinson Craig C. EVP R&D, Chief Medical Officer | Sell | Jul 01, 2026 | $427,128.79 | 8,300 | $51.46 | 74,089 |
Hopkinson Craig C. EVP R&D, Chief Medical Officer | Sell | Jul 01, 2026 | $36,491.98 | 700 | $52.13 | 73,389 |
Wright Christopher I | Sell | Jun 12, 2026 | $90,200.00 | 2,000 | $45.10 | 25,680 |