Dark
Light
System
Security
ALKERMES PLC
ALKERMES PLC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 4 Institutional holders with a total value of $26,393,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 3,156 25,052,000 94.92% Put
2 Timber Hill LLC 11,200 889,000 3.37% Put
3 CITADEL ADVISORS LLC 5,600 445,000 1.69% Put
4 SIMPLEX TRADING, LLC 87 7,000 0.03% Put

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.