SpiderRock Advisors, LLC

Q1 2017 13F Holdings Report, Stock Holdings

Signature - Title: Patricia Pokuta - CCO
Location: Wilimington, DE
Holdings as of: 31 Mar 2017
Value $: $75,368,000
Num holdings: 434
Filing time: 02 May 2017, 10:56:10 UTC
Form type: 13F-HR
Description: All US holdings of this investor are reported in this report. Top holdings included QQQ, SLB, XLE, CVS, and BP.
Next filing: Q2 2017 - 12 Jul 2017
SEC: View on sec.gov
Options Holdings: Showing stock holdings, see here for options holdings

Our algorithm has found invalid data in this filing

Sym	Weight	Trade Impact	Company	Class	Share Change	Activity	Value Change $	Value $	* Price $	Shares	Principal

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* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.

Person Signing this Report on Behalf of Reporting Manager:

Name	Title	City, State	Date
Patricia Pokuta	CCO	Chicago, Illinois	02 May 2017