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CenterBook Partners LP

Position in ALKS — Alkermes plc.

CIK 1872738 GREENWICH, CT

Position in ALKS

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$387,917
-$977,863 QoQ
Shares Held
7,403
-80.8% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#268
of 423 holders
Holding Since
Jun 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ALKS Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Jun 30, 2026

CenterBook Partners LP holds $8,224,392 across 8 Drug Manufacturers - Specialty & Generic names. ALKS ranks #7 (4.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 ALKS
Alkermes plc.
This page
7,403 $387,917

All Filings in ALKS

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $387,917 7,403
2026-03-31 $1,365,780 38,625
2025-09-30 $837,840 27,928
2025-06-30 $610,794 21,349