SpiderRock Advisors, LLC

Q2 2021 13F Holdings Report, Options Holdings

Signature - Title: E. Bruce Mumford - Chief Financial Officer
Location: Wilimington, DE
Options holdings as of: 30 Jun 2021
Notional value: $27,834
Number of holdings: 0
Filing time: 12 Aug 2021, 18:33:54 UTC
Description: All US holdings of this investor are reported in this report.
Previous filing: Q1 2021 - 12 May 2021
Next filing: Q3 2021 - 19 Oct 2021
Stock holdings: Showing options holdings, see here for stock holdings

Our algorithm has found invalid data in this filing

Sym	Company	Class	Option	Share Change	Activity	* Price $	Shares	Notional Value

Filing 2021 Q2 compared to 2021 Q1 by default. Changes are calculated vs the previous SEC filing.

Person Signing this Report on Behalf of Reporting Manager:

Name	Title	City, State	Date
E. Bruce Mumford	Chief Financial Officer	Chicago, Illinois	11 Aug 2021