<SEC-DOCUMENT>0001104659-17-037385-index.html : 20170605
<SEC-HEADER>0001104659-17-037385.hdr.sgml : 20170605
<ACCEPTANCE-DATETIME>20170605105440
ACCESSION NUMBER:		0001104659-17-037385
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20170605
DATE AS OF CHANGE:		20170605
EFFECTIVENESS DATE:		20170605

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PLUG POWER INC
		CENTRAL INDEX KEY:			0001093691
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRICAL INDUSTRIAL APPARATUS [3620]
		IRS NUMBER:				223672377
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34392
		FILM NUMBER:		17890191

	BUSINESS ADDRESS:	
		STREET 1:		968 ALBANY-SHAKER ROAD
		CITY:			LATHAM
		STATE:			NY
		ZIP:			12110
		BUSINESS PHONE:		5187827700

	MAIL ADDRESS:	
		STREET 1:		968 ALBANY-SHAKER ROAD
		CITY:			LATHAM
		STATE:			NY
		ZIP:			12110
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>a17-14709_1defa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: a17-14709_1defa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g147091bei001.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g147091bei001.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g147091bei002.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g147091bei002.gif

</DOCUMENT>
</SEC-DOCUMENT>