PEAK6 Group LLC

Q4 2013 13F Holdings Report, Stock Holdings

Signature - Title
Andrew Tourney - Compliance Officer
Location
Chicago, IL
Holdings as of
December 31, 2013
Value $
$4.27B
Num holdings
1,409
Date filed
2/13/2014, 04:11 PM
Description
All US holdings of this investor are reported in this report. The Form 13F report requires disclosure of the manager that files the report, the name and class of the security, the CUSIP code, the number of shares as of the end of the calendar quarter for which the report is filed, and the total market value. The market value column should not be used as a substitute for Assets Under Management (AUM), as it does not include cash held in accounts.
Options Holdings
Showing stock holdings, see here for options holdings
Sym Weight Trade Impact Company Class Shares Change Activity Value Change $ Value $ * Price $ Shares Principal
* 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
Donna MacDonald Chief Compliance Officer Chicago, Illinois 2/13/2014

PEAK6 Investments LLC is reporting for PEAK6 Group LLC:

Name Holdings Value Location File Number
PEAK6 Investments LLC $2.15B Chicago, IL 028-18926

Other Included Managers (3):

Num Name Location File Number
1 ALEPH6 LLC 028-12346
2 PEAK6 Capital Management LLC 028-12348
3 PEAK6 Advisors LLC 028-12351