Dark
Light
System
Security
Horizon Pharma Inc
Horizon Pharma Inc. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 3 Institutional holders with a total value of $15,992,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CASTLEARK MANAGEMENT LLC 710,928 10,749,000 67.21%
2 BALASA DINVERNO & FOLTZ LLC 395,495 4,857,000 30.37%
3 GROUP ONE TRADING LLC 31,469 386,000 2.41%

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.