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MALLINCKRODT PUB LTD CO
MALLINCKRODT PUB LTD CO. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 4 Institutional holders with a total value of $60,529,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 304,200 38,527,000 63.65% Put
2 CITADEL ADVISORS LLC 141,300 17,896,000 29.57% Put
3 SABBY MANAGEMENT, LLC 322 4,078,000 6.74% Put
4 SIMPLEX TRADING, LLC 197 28,000 0.05% 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.