<SEC-DOCUMENT>0001193125-16-629097-index.html : 20160622
<SEC-HEADER>0001193125-16-629097.hdr.sgml : 20160622
<ACCEPTANCE-DATETIME>20160622171904
ACCESSION NUMBER:		0001193125-16-629097
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20160622
DATE AS OF CHANGE:		20160622
EFFECTIVENESS DATE:		20160622

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ULTRATECH INC
		CENTRAL INDEX KEY:			0000909791
		STANDARD INDUSTRIAL CLASSIFICATION:	SPECIAL INDUSTRY MACHINERY, NEC [3559]
		IRS NUMBER:				943169580
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-22248
		FILM NUMBER:		161727189

	BUSINESS ADDRESS:	
		STREET 1:		3050 ZANKER RD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		4083218835

	MAIL ADDRESS:	
		STREET 1:		3050 ZANKER RD
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ULTRATECH STEPPER INC
		DATE OF NAME CHANGE:	19930727
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d207140ddefa14a.htm
<DESCRIPTION>DEFINITIVE ADDITIONAL MATERIALS
<TEXT>
Document 1 - file: d207140ddefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g207140img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g207140img001.jpg

</DOCUMENT>
</SEC-DOCUMENT>