SpiderRock Advisors, LLC

Q4 2020 13F Holdings Report, Options Holdings

Signature - Title
Spencer Fleming - Attorney-In-Fact
Location
Chicago
Options holdings as of
December 31, 2020
Date filed
1/28/2021, 03:07 PM
Description
All US holdings of this investor are reported in this report.
Previous filing
Q3 2020 - Oct 16, 2020
Next filing
Q1 2021 - May 12, 2021
Stock holdings
Showing options holdings, see here for stock holdings
Sym Company Class Option Share Change Activity * Price $ Shares Notional Value
Filing 2020 Q4 compared to 2020 Q3 by default.

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
Bruce Mumford Chief Compliance Officer Chicago, Illinois 1/28/2021

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

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