SpiderRock Advisors, LLC

Q4 2018 13F Holdings Report, Options Holdings

Signature - Title
Spencer Fleming - Attorney-In-Fact
Location
Chicago
Options holdings as of
December 31, 2018
Date filed
2/8/2019, 04:16 PM
Description
All US holdings of this investor are reported in this report.
Previous filing
Q3 2018 - Nov 8, 2018
Next filing
Q1 2019 - May 15, 2019
Stock holdings
Showing options holdings, see here for stock holdings
Sym Company Class Option Share Change Activity * Price $ Shares Notional Value
Filing 2018 Q4 compared to 2018 Q3 by default.

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
E Bruce Mumford Chief Financial Officer Chicago, Illinois 2/8/2019

BlackRock, Inc. is reporting for SpiderRock Advisors, LLC:

Name Holdings Value Location File Number
BlackRock, Inc. $4.93T New York, NY 028-24466