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HORIZON PHARMA PLC
HORIZON PHARMA PLC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 4 Institutional holders with a total value of $15,088,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 2,429 6,308,000 41.81% Call
2 GROUP ONE TRADING LLC 216,600 5,625,000 37.28% Call
3 CITADEL ADVISORS LLC 98,700 2,563,000 16.99% Call
4 SIMPLEX TRADING, LLC 390 592,000 3.92% Call

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.