NG HIGHLIGHTS | December 21, 2017

Volumes - December 20, 2017

NG OPEN INTEREST | December 20, 2017

December 19, 2017

NG HIGHLIGHTS | December 20, 2017

Volumes - December 19, 2017

NG OPEN INTEREST | December 19, 2017

December 18, 2017

NG HIGHLIGHTS | December 19, 2017

Volumes - December 18, 2017

NG OPEN INTEREST | December 18, 2017

December 15, 2017

NG HIGHLIGHTS | December 18, 2017

Volumes - December 15, 2017

NG OPEN INTEREST | December 15, 2017

December 14, 2017

NG HIGHLIGHTS | December 15, 2017

Volumes - December 14, 2017

NG OPEN INTEREST | December 14, 2017

December 13, 2017