Position in ALKS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$354,033,761
+$73,890,531 QoQ
Shares Held
10,012,267
0.0% QoQ
Ownership
6.01%
of shares outstanding
% of Portfolio
2.04%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
18 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ALKS Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - Specialty & Generic
Healthcare · as of Mar 31, 2026BAKER BROS. ADVISORS LP holds $490,117,505 across 2 Drug Manufacturers - Specialty & Generic names. ALKS ranks #1 (72.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ALKS |
Alkermes plc.
This page
|
10,012,267 | $354,033,761 | |
| 2 | KNSA |
Kiniksa Pharmaceuticals International, plc
|
2,826,246 | $136,083,744 |
All Filings in ALKS
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $354,033,761 | 10,012,267 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $280,143,230 | 10,012,267 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $242,740,530 | 8,091,351 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $183,407,351 | 6,410,603 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $148,038,070 | 4,483,285 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $120,267,158 | 4,181,751 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $117,047,210 | 4,181,751 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $100,780,199 | 4,181,751 | Shares | Sole | 2024-08-14 | |
| 2022-09-30 | $18,199,307 | 815,016 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $44,685,000 | 1,500,000 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $39,465,000 | 1,500,000 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $34,890,000 | 1,500,000 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $37,876,762 | 1,228,170 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $30,114,728 | 1,228,170 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $22,942,215 | 1,228,170 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $30,626,222 | 1,535,149 | Shares | Sole | 2021-02-16 | |
| 2020-06-30 | $24,160,481 | 1,244,744 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $17,949,208 | 1,244,744 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||