Net capital requirements (Tables)

12 Months Ended

Dec. 31, 2015

Brokers and Dealers [Abstract]

Net Capital Levels and Requirements for U.S. Registered Broker-Dealer Subsidiary

The following table sets forth the net capital levels and requirements for the Company’s U.S. registered broker dealer subsidiary at December 31, 2015 as filed in its amended regulatory filings (in thousands):

	Net Capital		Net Capital Requirement		Excess Net Capital
KCG Americas LLC	$	286,757	$	1,000	$	285,757

Financial Resource Requirements on Significant Foreign Regulated Broker-Dealer

The following table sets forth the financial resource requirement for KCG Europe Limited, our U.K. registered broker dealer, at December 31, 2015 (in thousands):

	Financial Resources		Resource Requirement		Excess Financial Resources
KCG Europe Limited	$	155,081	$	131,840	$	23,241