<SEC-DOCUMENT>0001104659-21-065973-index.html : 20210513
<SEC-HEADER>0001104659-21-065973.hdr.sgml : 20210513
<ACCEPTANCE-DATETIME>20210513162846
ACCESSION NUMBER:		0001104659-21-065973
CONFORMED SUBMISSION TYPE:	S-3
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20210513
DATE AS OF CHANGE:		20210513

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EMCORE CORP
		CENTRAL INDEX KEY:			0000808326
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				222746503
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		S-3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-256090
		FILM NUMBER:		21920070

	BUSINESS ADDRESS:	
		STREET 1:		2015 W. CHESTNUT STREET
		CITY:			ALHAMBRA
		STATE:			CA
		ZIP:			91803
		BUSINESS PHONE:		626-293-3400

	MAIL ADDRESS:	
		STREET 1:		2015 W. CHESTNUT STREET
		CITY:			ALHAMBRA
		STATE:			CA
		ZIP:			91803
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3
<SEQUENCE>1
<FILENAME>tm2116017-1_s3.htm
<DESCRIPTION>S-3
<TEXT>
Document 1 - file: tm2116017-1_s3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.3
<SEQUENCE>2
<FILENAME>tm2116017d2_ex4-3.htm
<DESCRIPTION>EXHIBIT 4.3
<TEXT>
Document 2 - file: tm2116017d2_ex4-3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.4
<SEQUENCE>3
<FILENAME>tm2116017d2_ex4-4.htm
<DESCRIPTION>EXHIBIT 4.4
<TEXT>
Document 3 - file: tm2116017d2_ex4-4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>4
<FILENAME>tm2116017d2_ex5-1.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 4 - file: tm2116017d2_ex5-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>5
<FILENAME>tm2116017d2_ex23-1.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 5 - file: tm2116017d2_ex23-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>lg_emcorereg-bw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: lg_emcorereg-bw.jpg

</DOCUMENT>
</SEC-DOCUMENT>