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

Institutional Holders (2014Q1)
Portfolio Summary: 3 Institutional holders with a total value of $1,671,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 74,600 1,128,000 67.50% Put
2 SABBY MANAGEMENT, LLC 219 331,000 19.81% Put
3 CITADEL ADVISORS LLC 14,000 212,000 12.69% 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.