<SEC-DOCUMENT>0000056978-18-000067-index.html : 20180626
<SEC-HEADER>0000056978-18-000067.hdr.sgml : 20180626
<ACCEPTANCE-DATETIME>20180626091236
ACCESSION NUMBER:		0000056978-18-000067
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180626
DATE AS OF CHANGE:		20180626

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KULICKE & SOFFA INDUSTRIES INC
		CENTRAL INDEX KEY:			0000056978
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				231498399
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1001

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-00121
		FILM NUMBER:		18918378

	BUSINESS ADDRESS:	
		STREET 1:		23A SERANGOON NORTH AVENUE 5, #01-01
		CITY:			SINGAPORE
		STATE:			U0
		ZIP:			554369
		BUSINESS PHONE:		2157846000

	MAIL ADDRESS:	
		STREET 1:		23A SERANGOON NORTH AVENUE 5, #01-01
		CITY:			SINGAPORE
		STATE:			U0
		ZIP:			554369
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>a11k2018.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: a11k2018.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>ex231-0111k2018.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 2 - file: ex231-0111k2018.htm

</DOCUMENT>
</SEC-DOCUMENT>