<SEC-DOCUMENT>0001140361-17-047545-index.html : 20171227
<SEC-HEADER>0001140361-17-047545.hdr.sgml : 20171227
<ACCEPTANCE-DATETIME>20171227212043
ACCESSION NUMBER:		0001140361-17-047545
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20171222
FILED AS OF DATE:		20171227
DATE AS OF CHANGE:		20171227

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HCN GP LLC
		CENTRAL INDEX KEY:			0001713549
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36842
		FILM NUMBER:		171276988

	BUSINESS ADDRESS:	
		STREET 1:		C/O HALCYON CAPITAL MANAGEMENT, LLC
		STREET 2:		477 MADISON AVE., 8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-303-9400

	MAIL ADDRESS:	
		STREET 1:		C/O HALCYON CAPITAL MANAGEMENT, LLC
		STREET 2:		477 MADISON AVE., 8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HCN LP
		CENTRAL INDEX KEY:			0001713551
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36842
		FILM NUMBER:		171276989

	BUSINESS ADDRESS:	
		STREET 1:		C/O HALCYON CAPITAL MANAGEMENT, LLC
		STREET 2:		477 MADISON AVE., 8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-303-9400

	MAIL ADDRESS:	
		STREET 1:		C/O HALCYON CAPITAL MANAGEMENT, LLC
		STREET 2:		477 MADISON AVE., 8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Halcyon Capital Management LP
		CENTRAL INDEX KEY:			0001633312
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36842
		FILM NUMBER:		171276990

	BUSINESS ADDRESS:	
		STREET 1:		477 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212.303.9400

	MAIL ADDRESS:	
		STREET 1:		477 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER NAME:	
		FORMER CONFORMED NAME:	Halcyon Management Holdings LP
		DATE OF NAME CHANGE:	20150210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NextDecade Corp.
		CENTRAL INDEX KEY:			0001612720
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
		IRS NUMBER:				465723951
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3 WATERWAY SQUARE PLACE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
		BUSINESS PHONE:		832-403-1874

	MAIL ADDRESS:	
		STREET 1:		3 WATERWAY SQUARE PLACE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Harmony Merger Corp.
		DATE OF NAME CHANGE:	20140703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: form4.html

Document 1 - RAW XML: form4.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex99_1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: ex99_1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>ex99_2.htm
<DESCRIPTION>EXHIBIT 99.2
<TEXT>
Document 3 - file: ex99_2.htm

</DOCUMENT>
</SEC-DOCUMENT>