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Alkermes (ALKS)
NASDAQ
$48.36+$2.34 (+5.08%)
Price as of Jun 23, 2026 7:44 PM EDT- $7.6BMarket Cap
- 57.28%1-Year Change
- Drug Manufacturers - Specialty & GenericIndustry
Alkermes (ALKS)
$48.36+$2.34 (+5.08%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK INC. | 17.46% | 29.1M | -60,933 (-0.21%) | Jun 30, 2024 |
BLACKROCK, INC. | 16.99% | 28.3M | +41,998 (+0.15%) | Mar 31, 2026 |
BLACKROCK FUNDING, INC. /DE | 16.71% | 27.9M | -425,529 (-1.53%) | Dec 31, 2024 |
VANGUARD GROUP INC | 10.80% | 18.0M | -172,147 (-0.96%) | Dec 31, 2025 |
WELLINGTON MANAGEMENT CO LLP | 7.08% | 11.8M | 0 (0.00%) | Dec 31, 2021 |
BAKER BROS. ADVISORS LP | 6.01% | 10.0M | 0 (0.00%) | Mar 31, 2026 |
N/A | 5.71% | 9.5M | +9.5M (+100.00%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 7.87% | 13.1M | +242,831 (+1.85%) | Mar 31, 2026 |
FIDELITY ADVISOR SERIES I | 5.87% | 9.8M | +9.8M (+100.00%) | Jan 31, 2026 |
SPDR SERIES TRUST | 3.32% | 5.5M | 0 (0.00%) | Jan 31, 2026 |
AMERICAN CENTURY ETF TRUST | 3.11% | 5.2M | +1.4M (+27.48%) | Feb 28, 2026 |
Pacer Funds Trust | 2.71% | 4.5M | 0 (0.00%) | Jul 31, 2024 |
AIM COUNSELOR SERIES TRUST (INVESCO COUNSELOR SERIES TRUST) | 2.42% | 4.0M | +4.0M (+100.00%) | Feb 28, 2026 |
T. Rowe Price Mid-Cap Growth Fund, Inc. | 1.35% | 2.2M | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions3.0B (81.27%)
- Mutual Funds692.0M (18.47%)
- 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)
- 1Number of InsiderSelling (last 12 months)
- $1.1MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Wright Christopher I | Sell | Jun 12, 2026 | $90,200.00 | 2,000 | $45.10 | 25,680 |