<SEC-DOCUMENT>0001398344-23-021035-index.html : 20231122
<SEC-HEADER>0001398344-23-021035.hdr.sgml : 20231122
<ACCEPTANCE-DATETIME>20231121180709
ACCESSION NUMBER:		0001398344-23-021035
CONFORMED SUBMISSION TYPE:	424B2
PUBLIC DOCUMENT COUNT:		15
FILED AS OF DATE:		20231122
DATE AS OF CHANGE:		20231121

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NXG Cushing Midstream Energy Fund
		CENTRAL INDEX KEY:			0001400897
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1130

	FILING VALUES:
		FORM TYPE:		424B2
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-273954
		FILM NUMBER:		231429465

	BUSINESS ADDRESS:	
		STREET 1:		300 CRESCENT COURT, SUITE 1700
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
		BUSINESS PHONE:		214-692-6334

	MAIL ADDRESS:	
		STREET 1:		300 CRESCENT COURT, SUITE 1700
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CUSHING MLP & INFRASTRUCTURE TOTAL RETURN FUND
		DATE OF NAME CHANGE:	20180315

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cushing MLP & Infrastructure Total Return Fund
		DATE OF NAME CHANGE:	20180307

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cushing MLP Total Return Fund
		DATE OF NAME CHANGE:	20070524
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B2
<SEQUENCE>1
<FILENAME>fp0086047-1_424b2ixbrl.htm
<TEXT>
Document 1 - file: fp0086047-1_424b2ixbrl.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>srv-20231113.xsd
<DESCRIPTION>XBRL SCHEMA FILE
<TEXT>
Document 2 - file: srv-20231113.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>3
<FILENAME>srv-20231113_def.xml
<DESCRIPTION>XBRL DEFINITION FILE
<TEXT>
Document 3 - file: srv-20231113_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>4
<FILENAME>srv-20231113_lab.xml
<DESCRIPTION>XBRL LABEL FILE
<TEXT>
Document 4 - file: srv-20231113_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>5
<FILENAME>srv-20231113_pre.xml
<DESCRIPTION>XBRL PRESENTATION FILE
<TEXT>
Document 5 - file: srv-20231113_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>fp0086047-1_01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: fp0086047-1_01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>fp0086047-1_02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: fp0086047-1_02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>8
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 8 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>9
<FILENAME>fp0086047-1_424b2ixbrl_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 9 - file: fp0086047-1_424b2ixbrl_htm.html

Document 9 - RAW XML: fp0086047-1_424b2ixbrl_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>10
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 10 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 11 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>12
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 12 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>13
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 13 - file: FilingSummary.html

Document 13 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>15
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 15 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>16
<FILENAME>0001398344-23-021035-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 16 - file: 0001398344-23-021035-xbrl.zip

</DOCUMENT>
</SEC-DOCUMENT>