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D. E. Shaw & Co., Inc.

Position in ALKS — Alkermes plc.

CIK 1009207 New York, NY

Position in ALKS

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$25,116,101
-$381,289 QoQ
Shares Held
710,297
-22.1% QoQ
Ownership
0.426%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
24 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, 2026

D. E. Shaw & Co., Inc. holds $613,305,594 across 42 Drug Manufacturers - Specialty & Generic names. ALKS ranks #9 (4.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ALKS

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24 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $25,116,101 710,297
2025-12-31 $25,497,390 911,272
2025-09-30 $15,862,470 528,749
2025-06-30 $23,462,945 820,096
2025-03-31 $15,469,242 468,481
2024-12-31 $15,988,459 555,927
2024-09-30 $15,553,566 555,683
2024-06-30 $7,787,697 323,141
2024-03-31 $9,253,635 341,841
2023-12-31 $17,710,130 638,433
2023-09-30 $27,018,277 964,594
2023-06-30 $21,334,674 681,619
2023-03-31 $12,524,252 444,280
2022-12-31 $14,929,479 571,354
2022-09-30 $5,543,242 248,242
2022-06-30 $8,188,109 274,861
2022-03-31 $1,574,443 59,842
2021-12-31 $4,393,766 188,898
2021-09-30 $2,377,578 77,094
2021-06-30 $4,328,687 176,537
2021-03-31 $1,231,217 65,911
2020-12-31 $8,121,564 407,096
2020-06-30 $11,082,896 570,989
2020-03-31 $12,581,334 872,492