<SEC-DOCUMENT>0000921895-17-001284-index.html : 20170503
<SEC-HEADER>0000921895-17-001284.hdr.sgml : 20170503
<ACCEPTANCE-DATETIME>20170503191113
ACCESSION NUMBER:		0000921895-17-001284
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170501
FILED AS OF DATE:		20170503
DATE AS OF CHANGE:		20170503

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AEROJET ROCKETDYNE HOLDINGS, INC.
		CENTRAL INDEX KEY:			0000040888
		STANDARD INDUSTRIAL CLASSIFICATION:	GUIDED MISSILES & SPACE VEHICLES & PARTS [3760]
		IRS NUMBER:				340244000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		222 N. SEPULVEDA BLVD.
		STREET 2:		SUITE 500
		CITY:			EL SEGUNDO
		STATE:			CA
		ZIP:			90245
		BUSINESS PHONE:		(310) 252-8100

	MAIL ADDRESS:	
		STREET 1:		222 N. SEPULVEDA BLVD.
		STREET 2:		SUITE 500
		CITY:			EL SEGUNDO
		STATE:			CA
		ZIP:			90245

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GENCORP INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GENERAL TIRE & RUBBER CO
		DATE OF NAME CHANGE:	19840330

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Simpson James S.
		CENTRAL INDEX KEY:			0001663770

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-01520
		FILM NUMBER:		17811190

	MAIL ADDRESS:	
		STREET 1:		AEROJET ROCKETDYNE HOLDINGS, INC.
		STREET 2:		2001 AEROJET ROAD
		CITY:			RANCHO CORDOVA
		STATE:			CA
		ZIP:			95742
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form407319001f_05032017.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: form407319001f_05032017.html

Document 1 - RAW XML: form407319001f_05032017.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex2407319sim.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
Document 2 - file: ex2407319sim.htm

</DOCUMENT>
</SEC-DOCUMENT>