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Columbia Gulf, Mainline Natural Gas (Platts IFERC) Basis Futures Calendar

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
Nov 2017 5ZX17 01 Dec 2011
31 Oct 2017
02 Nov 2017 -
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Dec 2017 5ZZ17 01 Dec 2011
30 Nov 2017
04 Dec 2017 -
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Jan 2018 5ZF18 03 Dec 2012
29 Dec 2017
03 Jan 2018 -
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Feb 2018 5ZG18 03 Dec 2012
31 Jan 2018
02 Feb 2018 -
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Mar 2018 5ZH18 03 Dec 2012
28 Feb 2018
02 Mar 2018 -
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Apr 2018 5ZJ18 03 Dec 2012
29 Mar 2018
03 Apr 2018 -
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May 2018 5ZK18 03 Dec 2012
30 Apr 2018
02 May 2018 -
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Jun 2018 5ZM18 03 Dec 2012
31 May 2018
04 Jun 2018 -
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Jul 2018 5ZN18 03 Dec 2012
29 Jun 2018
03 Jul 2018 -
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Aug 2018 5ZQ18 03 Dec 2012
31 Jul 2018
02 Aug 2018 -
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Sep 2018 5ZU18 03 Dec 2012
31 Aug 2018
05 Sep 2018 -
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Oct 2018 5ZV18 03 Dec 2012
28 Sep 2018
02 Oct 2018 -
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Nov 2018 5ZX18 03 Dec 2012
31 Oct 2018
02 Nov 2018 -
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Dec 2018 5ZZ18 03 Dec 2012
30 Nov 2018
04 Dec 2018 -
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Jan 2019 5ZF19 02 Dec 2013
31 Dec 2018
03 Jan 2019 -
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Feb 2019 5ZG19 02 Dec 2013
31 Jan 2019
04 Feb 2019 -
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Mar 2019 5ZH19 02 Dec 2013
28 Feb 2019
04 Mar 2019 -
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Apr 2019 5ZJ19 02 Dec 2013
29 Mar 2019
02 Apr 2019 -
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May 2019 5ZK19 02 Dec 2013
30 Apr 2019
02 May 2019 -
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Jun 2019 5ZM19 02 Dec 2013
31 May 2019
04 Jun 2019 -
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Jul 2019 5ZN19 02 Dec 2013
28 Jun 2019
02 Jul 2019 -
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Aug 2019 5ZQ19 02 Dec 2013
31 Jul 2019
02 Aug 2019 -
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Sep 2019 5ZU19 02 Dec 2013
30 Aug 2019
04 Sep 2019 -
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Oct 2019 5ZV19 02 Dec 2013
30 Sep 2019
02 Oct 2019 -
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Nov 2019 5ZX19 02 Dec 2013
31 Oct 2019
04 Nov 2019 -
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Dec 2019 5ZZ19 02 Dec 2013
29 Nov 2019
03 Dec 2019 -
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Jan 2020 5ZF20 01 Dec 2014
31 Dec 2019
03 Jan 2020 -
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Feb 2020 5ZG20 01 Dec 2014
31 Jan 2020
04 Feb 2020 -
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Mar 2020 5ZH20 01 Dec 2014
28 Feb 2020
03 Mar 2020 -
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Apr 2020 5ZJ20 01 Dec 2014
31 Mar 2020
02 Apr 2020 -
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May 2020 5ZK20 01 Dec 2014
30 Apr 2020
04 May 2020 -
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Jun 2020 5ZM20 01 Dec 2014
29 May 2020
02 Jun 2020 -
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Jul 2020 5ZN20 01 Dec 2014
30 Jun 2020
02 Jul 2020 -
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Aug 2020 5ZQ20 01 Dec 2014
31 Jul 2020
04 Aug 2020 -
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Sep 2020 5ZU20 01 Dec 2014
31 Aug 2020
02 Sep 2020 -
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Oct 2020 5ZV20 01 Dec 2014
30 Sep 2020
02 Oct 2020 -
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Nov 2020 5ZX20 01 Dec 2014
30 Oct 2020
03 Nov 2020 -
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Dec 2020 5ZZ20 01 Dec 2014
30 Nov 2020
02 Dec 2020 -
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Jan 2021 5ZF21 01 Dec 2015
31 Dec 2020
05 Jan 2021 -
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Feb 2021 5ZG21 01 Dec 2015
29 Jan 2021
02 Feb 2021 -
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Mar 2021 5ZH21 01 Dec 2015
26 Feb 2021
02 Mar 2021 -
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Apr 2021 5ZJ21 01 Dec 2015
31 Mar 2021
05 Apr 2021 -
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May 2021 5ZK21 01 Dec 2015
30 Apr 2021
04 May 2021 -
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Jun 2021 5ZM21 01 Dec 2015
28 May 2021
02 Jun 2021 -
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Jul 2021 5ZN21 01 Dec 2015
30 Jun 2021
02 Jul 2021 -
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Aug 2021 5ZQ21 01 Dec 2015
30 Jul 2021
03 Aug 2021 -
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Sep 2021 5ZU21 01 Dec 2015
31 Aug 2021
02 Sep 2021 -
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Oct 2021 5ZV21 01 Dec 2015
30 Sep 2021
04 Oct 2021 -
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Nov 2021 5ZX21 01 Dec 2015
29 Oct 2021
02 Nov 2021 -
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Dec 2021 5ZZ21 01 Dec 2015
30 Nov 2021
02 Dec 2021 -
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