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HOLLYFRONTIER CORP
HOLLYFRONTIER CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 4 Institutional holders with a total value of $5,693,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 77,900 3,107,000 54.58% Put
2 CITADEL ADVISORS LLC 38,800 1,548,000 27.19% Put
3 Timber Hill LLC 23,400 933,000 16.39% Put
4 SIMPLEX TRADING, LLC 148 105,000 1.84% 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.