Henry Hub Natural Gas

Contract Month	Product Code	First Trade Last Trade	Settlement	First Holding Last Holding	First Position Last Position	First Notice Last Notice	First Delivery Last Delivery
Product Calendar for Henry Hub Natural Gas Futures
OCT 2010	NGV10	09/29/2004 09/28/2010	09/28/2010	- 09/29/2010	09/29/2010 09/29/2010	- -	10/01/2010 10/31/2010
NOV 2010	NGX10	10/28/2004 10/27/2010	10/27/2010	- 10/28/2010	10/28/2010 10/28/2010	- -	11/01/2010 11/30/2010
DEC 2010	NGZ10	11/29/2004 11/24/2010	11/24/2010	- 11/26/2010	11/26/2010 11/26/2010	- -	12/01/2010 12/31/2010
JAN 2011	NGF11	11/29/2005 12/28/2010	12/28/2010	- 12/29/2010	12/29/2010 12/29/2010	- -	01/01/2011 01/31/2011
FEB 2011	NGG11	11/29/2005 01/27/2011	01/27/2011	- 01/28/2011	01/28/2011 01/28/2011	- -	02/01/2011 02/28/2011
MAR 2011	NGH11	11/29/2005 02/24/2011	02/24/2011	- 02/25/2011	02/25/2011 02/25/2011	- -	03/01/2011 03/31/2011
APR 2011	NGJ11	11/29/2005 03/29/2011	03/29/2011	- 03/30/2011	03/30/2011 03/30/2011	- -	04/01/2011 04/30/2011
MAY 2011	NGK11	11/29/2005 04/27/2011	04/27/2011	- 04/28/2011	04/28/2011 04/28/2011	- -	05/01/2011 05/31/2011
JUN 2011	NGM11	11/29/2005 05/26/2011	05/26/2011	- 05/27/2011	05/27/2011 05/27/2011	- -	06/01/2011 06/30/2011
JUL 2011	NGN11	11/29/2005 06/28/2011	06/28/2011	- 06/29/2011	06/29/2011 06/29/2011	- -	07/01/2011 07/31/2011
AUG 2011	NGQ11	11/29/2005 07/27/2011	07/27/2011	- 07/28/2011	07/28/2011 07/28/2011	- -	08/01/2011 08/31/2011
SEP 2011	NGU11	11/29/2005 08/29/2011	08/29/2011	- 08/30/2011	08/30/2011 08/30/2011	- -	09/01/2011 09/30/2011
OCT 2011	NGV11	11/29/2005 09/28/2011	09/28/2011	- 09/29/2011	09/29/2011 09/29/2011	- -	10/01/2011 10/31/2011
NOV 2011	NGX11	11/29/2005 10/27/2011	10/27/2011	- 10/28/2011	10/28/2011 10/28/2011	- -	11/01/2011 11/30/2011
DEC 2011	NGZ11	11/29/2005 11/28/2011	11/28/2011	- 11/29/2011	11/29/2011 11/29/2011	- -	12/01/2011 12/31/2011
JAN 2012	NGF12	11/29/2006 12/28/2011	12/28/2011	- 12/29/2011	12/29/2011 12/29/2011	- -	01/01/2012 01/31/2012
FEB 2012	NGG12	11/29/2006 01/27/2012	01/27/2012	- 01/30/2012	01/30/2012 01/30/2012	- -	02/01/2012 02/29/2012
MAR 2012	NGH12	11/29/2006 02/27/2012	02/27/2012	- 02/28/2012	02/28/2012 02/28/2012	- -	03/01/2012 03/31/2012
APR 2012	NGJ12	11/29/2006 03/28/2012	03/28/2012	- 03/29/2012	03/29/2012 03/29/2012	- -	04/01/2012 04/30/2012
MAY 2012	NGK12	11/29/2006 04/26/2012	04/26/2012	- 04/27/2012	04/27/2012 04/27/2012	- -	05/01/2012 05/31/2012
JUN 2012	NGM12	11/29/2006 05/29/2012	05/29/2012	- 05/30/2012	05/30/2012 05/30/2012	- -	06/01/2012 06/30/2012
JUL 2012	NGN12	11/29/2006 06/27/2012	06/27/2012	- 06/28/2012	06/28/2012 06/28/2012	- -	07/01/2012 07/31/2012
AUG 2012	NGQ12	11/29/2006 07/27/2012	07/27/2012	- 07/30/2012	07/30/2012 07/30/2012	- -	08/01/2012 08/31/2012
SEP 2012	NGU12	11/29/2006 08/29/2012	08/29/2012	- 08/30/2012	08/30/2012 08/30/2012	- -	09/01/2012 09/30/2012
OCT 2012	NGV12	11/29/2006 09/26/2012	09/26/2012	- 09/27/2012	09/27/2012 09/27/2012	- -	10/01/2012 10/31/2012
NOV 2012	NGX12	11/29/2006 10/29/2012	10/29/2012	- 10/30/2012	10/30/2012 10/30/2012	- -	11/01/2012 11/30/2012
DEC 2012	NGZ12	11/29/2006 11/28/2012	11/28/2012	- 11/29/2012	11/29/2012 11/29/2012	- -	12/01/2012 12/31/2012
JAN 2013	NGF13	11/29/2007 12/27/2012	12/27/2012	- 12/28/2012	12/28/2012 12/28/2012	- -	01/01/2013 01/31/2013
FEB 2013	NGG13	11/29/2007 01/29/2013	01/29/2013	- 01/30/2013	01/30/2013 01/30/2013	- -	02/01/2013 02/28/2013
MAR 2013	NGH13	11/29/2007 02/26/2013	02/26/2013	- 02/27/2013	02/27/2013 02/27/2013	- -	03/01/2013 03/31/2013
APR 2013	NGJ13	11/29/2007 03/26/2013	03/26/2013	- 03/27/2013	03/27/2013 03/27/2013	- -	04/01/2013 04/30/2013
MAY 2013	NGK13	11/29/2007 04/26/2013	04/26/2013	- 04/29/2013	04/29/2013 04/29/2013	- -	05/01/2013 05/31/2013
JUN 2013	NGM13	11/29/2007 05/29/2013	05/29/2013	- 05/30/2013	05/30/2013 05/30/2013	- -	06/01/2013 06/30/2013
JUL 2013	NGN13	11/29/2007 06/26/2013	06/26/2013	- 06/27/2013	06/27/2013 06/27/2013	- -	07/01/2013 07/31/2013
AUG 2013	NGQ13	11/29/2007 07/29/2013	07/29/2013	- 07/30/2013	07/30/2013 07/30/2013	- -	08/01/2013 08/31/2013
SEP 2013	NGU13	11/29/2007 08/28/2013	08/28/2013	- 08/29/2013	08/29/2013 08/29/2013	- -	09/01/2013 09/30/2013
OCT 2013	NGV13	11/29/2007 09/26/2013	09/26/2013	- 09/27/2013	09/27/2013 09/27/2013	- -	10/01/2013 10/31/2013
NOV 2013	NGX13	11/29/2007 10/29/2013	10/29/2013	- 10/30/2013	10/30/2013 10/30/2013	- -	11/01/2013 11/30/2013
DEC 2013	NGZ13	11/29/2007 11/26/2013	11/26/2013	- 11/27/2013	11/27/2013 11/27/2013	- -	12/01/2013 12/31/2013
JAN 2014	NGF14	02/19/2008 12/27/2013	12/27/2013	- 12/30/2013	12/30/2013 12/30/2013	- -	01/01/2014 01/31/2014
FEB 2014	NGG14	02/19/2008 01/29/2014	01/29/2014	- 01/30/2014	01/30/2014 01/30/2014	- -	02/01/2014 02/28/2014
MAR 2014	NGH14	02/19/2008 02/26/2014	02/26/2014	- 02/27/2014	02/27/2014 02/27/2014	- -	03/01/2014 03/31/2014
APR 2014	NGJ14	02/19/2008 03/27/2014	03/27/2014	- 03/28/2014	03/28/2014 03/28/2014	- -	04/01/2014 04/30/2014
MAY 2014	NGK14	02/19/2008 04/28/2014	04/28/2014	- 04/29/2014	04/29/2014 04/29/2014	- -	05/01/2014 05/31/2014
JUN 2014	NGM14	02/19/2008 05/28/2014	05/28/2014	- 05/29/2014	05/29/2014 05/29/2014	- -	06/01/2014 06/30/2014
JUL 2014	NGN14	02/19/2008 06/26/2014	06/26/2014	- 06/27/2014	06/27/2014 06/27/2014	- -	07/01/2014 07/31/2014
AUG 2014	NGQ14	02/19/2008 07/29/2014	07/29/2014	- 07/30/2014	07/30/2014 07/30/2014	- -	08/01/2014 08/31/2014
SEP 2014	NGU14	02/19/2008 08/27/2014	08/27/2014	- 08/28/2014	08/28/2014 08/28/2014	- -	09/01/2014 09/30/2014
OCT 2014	NGV14	02/19/2008 09/26/2014	09/26/2014	- 09/29/2014	09/29/2014 09/29/2014	- -	10/01/2014 10/31/2014
NOV 2014	NGX14	02/19/2008 10/29/2014	10/29/2014	- 10/30/2014	10/30/2014 10/30/2014	- -	11/01/2014 11/30/2014
DEC 2014	NGZ14	02/19/2008 11/25/2014	11/25/2014	- 11/26/2014	11/26/2014 11/26/2014	- -	12/01/2014 12/31/2014
JAN 2015	NGF15	02/19/2008 12/29/2014	12/29/2014	- 12/30/2014	12/30/2014 12/30/2014	- -	01/01/2015 01/31/2015
FEB 2015	NGG15	02/19/2008 01/28/2015	01/28/2015	- 01/29/2015	01/29/2015 01/29/2015	- -	02/01/2015 02/28/2015
MAR 2015	NGH15	02/19/2008 02/25/2015	02/25/2015	- 02/26/2015	02/26/2015 02/26/2015	- -	03/01/2015 03/31/2015
APR 2015	NGJ15	02/19/2008 03/27/2015	03/27/2015	- 03/30/2015	03/30/2015 03/30/2015	- -	04/01/2015 04/30/2015
MAY 2015	NGK15	02/19/2008 04/28/2015	04/28/2015	- 04/29/2015	04/29/2015 04/29/2015	- -	05/01/2015 05/31/2015
JUN 2015	NGM15	02/19/2008 05/27/2015	05/27/2015	- 05/28/2015	05/28/2015 05/28/2015	- -	06/01/2015 06/30/2015
JUL 2015	NGN15	02/19/2008 06/26/2015	06/26/2015	- 06/29/2015	06/29/2015 06/29/2015	- -	07/01/2015 07/31/2015
AUG 2015	NGQ15	02/19/2008 07/29/2015	07/29/2015	- 07/30/2015	07/30/2015 07/30/2015	- -	08/01/2015 08/31/2015
SEP 2015	NGU15	02/19/2008 08/27/2015	08/27/2015	- 08/28/2015	08/28/2015 08/28/2015	- -	09/01/2015 09/30/2015
OCT 2015	NGV15	02/19/2008 09/28/2015	09/28/2015	- 09/29/2015	09/29/2015 09/29/2015	- -	10/01/2015 10/31/2015
NOV 2015	NGX15	02/19/2008 10/28/2015	10/28/2015	- 10/29/2015	10/29/2015 10/29/2015	- -	11/01/2015 11/30/2015
DEC 2015	NGZ15	02/19/2008 11/25/2015	11/25/2015	- 11/25/2015	11/25/2015 11/25/2015	- -	12/01/2015 12/31/2015
JAN 2016	NGF16	02/19/2008 12/29/2015	12/29/2015	- 12/30/2015	12/30/2015 12/30/2015	- -	01/01/2016 01/31/2016
FEB 2016	NGG16	02/19/2008 01/27/2016	01/27/2016	- 01/28/2016	01/28/2016 01/28/2016	- -	02/01/2016 02/29/2016
MAR 2016	NGH16	02/19/2008 02/25/2016	02/25/2016	- 02/26/2016	02/26/2016 02/26/2016	- -	03/01/2016 03/31/2016
APR 2016	NGJ16	02/19/2008 03/29/2016	03/29/2016	- 03/30/2016	03/30/2016 03/30/2016	- -	04/01/2016 04/30/2016
MAY 2016	NGK16	02/19/2008 04/27/2016	04/27/2016	- 04/28/2016	04/28/2016 04/28/2016	- -	05/01/2016 05/31/2016
JUN 2016	NGM16	02/19/2008 05/26/2016	05/26/2016	- 05/27/2016	05/27/2016 05/27/2016	- -	06/01/2016 06/30/2016
JUL 2016	NGN16	02/19/2008 06/28/2016	06/28/2016	- 06/29/2016	06/29/2016 06/29/2016	- -	07/01/2016 07/31/2016
AUG 2016	NGQ16	02/19/2008 07/27/2016	07/27/2016	- 07/28/2016	07/28/2016 07/28/2016	- -	08/01/2016 08/31/2016
SEP 2016	NGU16	02/19/2008 08/29/2016	08/29/2016	- 08/30/2016	08/30/2016 08/30/2016	- -	09/01/2016 09/30/2016
OCT 2016	NGV16	02/19/2008 09/28/2016	09/28/2016	- 09/29/2016	09/29/2016 09/29/2016	- -	10/01/2016 10/31/2016
NOV 2016	NGX16	02/19/2008 10/27/2016	10/27/2016	- 10/28/2016	10/28/2016 10/28/2016	- -	11/01/2016 11/30/2016
DEC 2016	NGZ16	02/19/2008 11/28/2016	11/28/2016	- 11/29/2016	11/29/2016 11/29/2016	- -	12/01/2016 12/31/2016
JAN 2017	NGF17	02/19/2008 12/28/2016	12/28/2016	- 12/29/2016	12/29/2016 12/29/2016	- -	01/01/2017 01/31/2017
FEB 2017	NGG17	02/19/2008 01/27/2017	01/27/2017	- 01/30/2017	01/30/2017 01/30/2017	- -	02/01/2017 02/28/2017
MAR 2017	NGH17	02/19/2008 02/24/2017	02/24/2017	- 02/27/2017	02/27/2017 02/27/2017	- -	03/01/2017 03/31/2017
APR 2017	NGJ17	02/19/2008 03/29/2017	03/29/2017	- 03/30/2017	03/30/2017 03/30/2017	- -	04/01/2017 04/30/2017
MAY 2017	NGK17	02/19/2008 04/26/2017	04/26/2017	- 04/27/2017	04/27/2017 04/27/2017	- -	05/01/2017 05/31/2017
JUN 2017	NGM17	02/19/2008 05/26/2017	05/26/2017	- 05/30/2017	05/30/2017 05/30/2017	- -	06/01/2017 06/30/2017
JUL 2017	NGN17	02/19/2008 06/28/2017	06/28/2017	- 06/29/2017	06/29/2017 06/29/2017	- -	07/01/2017 07/31/2017
AUG 2017	NGQ17	02/19/2008 07/27/2017	07/27/2017	- 07/28/2017	07/28/2017 07/28/2017	- -	08/01/2017 08/31/2017
SEP 2017	NGU17	02/19/2008 08/29/2017	08/29/2017	- 08/30/2017	08/30/2017 08/30/2017	- -	09/01/2017 09/30/2017
OCT 2017	NGV17	02/19/2008 09/27/2017	09/27/2017	- 09/28/2017	09/28/2017 09/28/2017	- -	10/01/2017 10/31/2017
NOV 2017	NGX17	02/19/2008 10/27/2017	10/27/2017	- 10/30/2017	10/30/2017 10/30/2017	- -	11/01/2017 11/30/2017
DEC 2017	NGZ17	02/19/2008 11/28/2017	11/28/2017	- 11/29/2017	11/29/2017 11/29/2017	- -	12/01/2017 12/31/2017
JAN 2018	NGF18	02/19/2008 12/27/2017	12/27/2017	- 12/28/2017	12/28/2017 12/28/2017	- -	01/01/2018 01/31/2018
FEB 2018	NGG18	02/19/2008 01/29/2018	01/29/2018	- 01/30/2018	01/30/2018 01/30/2018	- -	02/01/2018 02/28/2018
MAR 2018	NGH18	02/19/2008 02/26/2018	02/26/2018	- 02/27/2018	02/27/2018 02/27/2018	- -	03/01/2018 03/31/2018
APR 2018	NGJ18	02/19/2008 03/27/2018	03/27/2018	- 03/29/2018	03/29/2018 03/29/2018	- -	04/01/2018 04/30/2018
MAY 2018	NGK18	02/19/2008 04/26/2018	04/26/2018	- 04/27/2018	04/27/2018 04/27/2018	- -	05/01/2018 05/31/2018
JUN 2018	NGM18	02/19/2008 05/29/2018	05/29/2018	- 05/30/2018	05/30/2018 05/30/2018	- -	06/01/2018 06/30/2018
JUL 2018	NGN18	02/19/2008 06/27/2018	06/27/2018	- 06/28/2018	06/28/2018 06/28/2018	- -	07/01/2018 07/31/2018
AUG 2018	NGQ18	02/19/2008 07/27/2018	07/27/2018	- 07/30/2018	07/30/2018 07/30/2018	- -	08/01/2018 08/31/2018
SEP 2018	NGU18	02/19/2008 08/29/2018	08/29/2018	- 08/30/2018	08/30/2018 08/30/2018	- -	09/01/2018 09/30/2018
OCT 2018	NGV18	02/19/2008 09/26/2018	09/26/2018	- 09/27/2018	09/27/2018 09/27/2018	- -	10/01/2018 10/31/2018
NOV 2018	NGX18	02/19/2008 10/29/2018	10/29/2018	- 10/30/2018	10/30/2018 10/30/2018	- -	11/01/2018 11/30/2018
DEC 2018	NGZ18	02/19/2008 11/28/2018	11/28/2018	- 11/29/2018	11/29/2018 11/29/2018	- -	12/01/2018 12/31/2018
JAN 2019	NGF19	02/19/2008 12/27/2018	12/27/2018	- 12/28/2018	12/28/2018 12/28/2018	- -	01/01/2019 01/31/2019
FEB 2019	NGG19	02/19/2008 01/29/2019	01/29/2019	- 01/30/2019	01/30/2019 01/30/2019	- -	02/01/2019 02/28/2019
MAR 2019	NGH19	02/19/2008 02/26/2019	02/26/2019	- 02/27/2019	02/27/2019 02/27/2019	- -	03/01/2019 03/31/2019
APR 2019	NGJ19	02/19/2008 03/27/2019	03/27/2019	- 03/28/2019	03/28/2019 03/28/2019	- -	04/01/2019 04/30/2019
MAY 2019	NGK19	02/19/2008 04/26/2019	04/26/2019	- 04/29/2019	04/29/2019 04/29/2019	- -	05/01/2019 05/31/2019
JUN 2019	NGM19	02/19/2008 05/29/2019	05/29/2019	- 05/30/2019	05/30/2019 05/30/2019	- -	06/01/2019 06/30/2019
JUL 2019	NGN19	02/19/2008 06/26/2019	06/26/2019	- 06/27/2019	06/27/2019 06/27/2019	- -	07/01/2019 07/31/2019
AUG 2019	NGQ19	02/19/2008 07/29/2019	07/29/2019	- 07/30/2019	07/30/2019 07/30/2019	- -	08/01/2019 08/31/2019
SEP 2019	NGU19	02/19/2008 08/28/2019	08/28/2019	- 08/29/2019	08/29/2019 08/29/2019	- -	09/01/2019 09/30/2019
OCT 2019	NGV19	02/19/2008 09/26/2019	09/26/2019	- 09/27/2019	09/27/2019 09/27/2019	- -	10/01/2019 10/31/2019
NOV 2019	NGX19	02/19/2008 10/29/2019	10/29/2019	- 10/30/2019	10/30/2019 10/30/2019	- -	11/01/2019 11/30/2019
DEC 2019	NGZ19	02/19/2008 11/26/2019	11/26/2019	- 11/27/2019	11/27/2019 11/27/2019	- -	12/01/2019 12/31/2019
JAN 2020	NGF20	02/19/2008 12/27/2019	12/27/2019	- 12/30/2019	12/30/2019 12/30/2019	- -	01/01/2020 01/31/2020
FEB 2020	NGG20	02/19/2008 01/29/2020	01/29/2020	- 01/30/2020	01/30/2020 01/30/2020	- -	02/01/2020 02/29/2020
MAR 2020	NGH20	02/19/2008 02/26/2020	02/26/2020	- 02/27/2020	02/27/2020 02/27/2020	- -	03/01/2020 03/31/2020
APR 2020	NGJ20	02/19/2008 03/27/2020	03/27/2020	- 03/30/2020	03/30/2020 03/30/2020	- -	04/01/2020 04/30/2020
MAY 2020	NGK20	02/19/2008 04/28/2020	04/28/2020	- 04/29/2020	04/29/2020 04/29/2020	- -	05/01/2020 05/31/2020
JUN 2020	NGM20	02/19/2008 05/27/2020	05/27/2020	- 05/28/2020	05/28/2020 05/28/2020	- -	06/01/2020 06/30/2020
JUL 2020	NGN20	02/19/2008 06/26/2020	06/26/2020	- 06/29/2020	06/29/2020 06/29/2020	- -	07/01/2020 07/31/2020
AUG 2020	NGQ20	02/19/2008 07/29/2020	07/29/2020	- 07/30/2020	07/30/2020 07/30/2020	- -	08/01/2020 08/31/2020
SEP 2020	NGU20	02/19/2008 08/27/2020	08/27/2020	- 08/28/2020	08/28/2020 08/28/2020	- -	09/01/2020 09/30/2020

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