<SEC-DOCUMENT>0001193125-18-081256-index.html : 20180314
<SEC-HEADER>0001193125-18-081256.hdr.sgml : 20180314
<ACCEPTANCE-DATETIME>20180314061320
ACCESSION NUMBER:		0001193125-18-081256
CONFORMED SUBMISSION TYPE:	SC TO-I/A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20180314
DATE AS OF CHANGE:		20180314

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HELIX ENERGY SOLUTIONS GROUP INC
		CENTRAL INDEX KEY:			0000866829
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		IRS NUMBER:				953409686
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC TO-I/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-51259
		FILM NUMBER:		18688276

	BUSINESS ADDRESS:	
		STREET 1:		3505 W SAM HOUSTON NORTH
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77043
		BUSINESS PHONE:		281-618-0400

	MAIL ADDRESS:	
		STREET 1:		3505 W SAM HOUSTON NORTH
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77043

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CAL DIVE INTERNATIONAL INC
		DATE OF NAME CHANGE:	19960821

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HELIX ENERGY SOLUTIONS GROUP INC
		CENTRAL INDEX KEY:			0000866829
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		IRS NUMBER:				953409686
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC TO-I/A

	BUSINESS ADDRESS:	
		STREET 1:		3505 W SAM HOUSTON NORTH
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77043
		BUSINESS PHONE:		281-618-0400

	MAIL ADDRESS:	
		STREET 1:		3505 W SAM HOUSTON NORTH
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77043

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CAL DIVE INTERNATIONAL INC
		DATE OF NAME CHANGE:	19960821
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC TO-I/A
<SEQUENCE>1
<FILENAME>d542885dsctoia.htm
<DESCRIPTION>SC TO-I/A
<TEXT>
Document 1 - file: d542885dsctoia.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.(A)(1)(C)
<SEQUENCE>2
<FILENAME>d542885dex99a1c.htm
<DESCRIPTION>EX-99.(A)(1)(C)
<TEXT>
Document 2 - file: d542885dex99a1c.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g542885g0314094616666.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g542885g0314094616666.jpg

</DOCUMENT>
</SEC-DOCUMENT>