Dark
Light
System
Security
TESORO CORP
TESORO CORP. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 4 Institutional holders with a total value of $28,582,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 221,400 16,461,000 57.59% Call
2 Timber Hill LLC 145,100 10,788,000 37.74% Call
3 Virtu KCG Holdings LLC 14,400 1,071,000 3.75% Call
4 SIMPLEX TRADING, LLC 522 262,000 0.92% 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.