$33.82
-0.32 (-0.94%)
Market Cap
$5.6B
Shares Outstanding
166,649,945
Institutional Holders
366
Total Inst. Value
$114.3B
% of Float Held
103.7%
QoQ Holder Change
+104
Institutional data as of Q1 2025
New Positions
82
Closed Positions
35
Increased
118
Decreased
127
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | PRIMECAP MANAGEMENT CO/CA/ | $99.2B | 3,004,095 |
| 2 | CANADA PENSION PLAN INVESTMENT BOARD | $10.1B | 305,500 |
| 3 | BlackRock, Inc. | $905.0M | 27,406,368 |
| 4 | VANGUARD GROUP INC | $601.4M | 18,212,674 |
| 5 | PRICE T ROWE ASSOCIATES INC /MD/ | $389.2M | 11,788,245 |
| 6 | STATE STREET CORP | $264.9M | 8,022,670 |
| 7 | RENAISSANCE TECHNOLOGIES LLC | $189.5M | 5,738,828 |
| 8 | JPMORGAN CHASE & CO | $172.9M | 5,234,995 |
| 9 | BAKER BROS. ADVISORS LP | $148.0M | 4,483,285 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $130.1M | 3,939,694 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| CANADA PENSION PLAN INVESTMENT BOARD | +10K | $10.1B |
| RENAISSANCE TECHNOLOGIES LLC | +260K | $189.5M |
| JPMORGAN CHASE & CO | +4.3M | $172.9M |
| BAKER BROS. ADVISORS LP | +302K | $148.0M |
| GEODE CAPITAL MANAGEMENT, LLC | +121K | $130.1M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | -3.9M | $102.3M |
| Pacer Advisors, Inc. | -2.6M | $29K |
| STATE STREET CORP | -792K | $264.9M |
| RTW INVESTMENTS, LP | -673K | $227K |
| PRICE T ROWE ASSOCIATES INC /MD/ | -468K | $389.2M |
Famous Fund Managers
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Frequently Asked Questions
How many institutional investors hold ALKS?
As of Q1 2025, 366 institutional investors report holding ALKS (Alkermes plc) in their 13F filings.
What percentage of Alkermes plc is owned by institutions?
Institutional investors hold approximately 103.7% of Alkermes plc's float as reported in SEC 13F filings.
Which hedge fund owns the most ALKS?
The largest institutional holder of ALKS is PRIMECAP MANAGEMENT CO/CA/ with $99.2B in shares.
Are institutions buying or selling ALKS?
This quarter, 82 institutions opened new positions in ALKS and 35 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.