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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001161963-08-000037.txt : 20080321
<SEC-HEADER>0001161963-08-000037.hdr.sgml : 20080321
<ACCEPTANCE-DATETIME>20080321120250
ACCESSION NUMBER:		0001161963-08-000037
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080317
FILED AS OF DATE:		20080321
DATE AS OF CHANGE:		20080321

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMIS HOLDINGS INC
		CENTRAL INDEX KEY:			0001161963
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				510309588
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		AMI SEMICOUNDUCTOR INC
		STREET 2:		2300 BUCKSKIN RD
		CITY:			POCATELLO
		STATE:			ID
		ZIP:			83201
		BUSINESS PHONE:		2082346732

	MAIL ADDRESS:	
		STREET 1:		AMI SEMICONDUCTOR INC
		STREET 2:		2300 BUCKSKIN RD
		CITY:			POCATELLO
		STATE:			ID
		ZIP:			83201

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LESKO CHARLIE
		CENTRAL INDEX KEY:			0001264114

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50397
		FILM NUMBER:		08704525

	MAIL ADDRESS:	
		STREET 1:		C/O AMI SEMICONDUCTORS INC
		STREET 2:		2400 DALLAS PARKWAY
		CITY:			PLANO
		STATE:			TX
		ZIP:			75093
</SEC-HEADER>
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    <footnotes>
        <footnote id="F1">disposed of (108,551.4284 shares - 69,174.4284 shares of common stock and 39,377 RSUs) pursuant to merger agreement between AMIS Holdings, INC (AMIS) and ON Semiconductor Corporation (ONNN) in exchange for 124,834.1427 shares of ONNN common stock having a market value of $4.99 on the effective date of the merger.</footnote>
        <footnote id="F2">Each option vests 25% on the first anniversary of the grant date and then 1/48 per month over the following three years, subject to certain exceptions (e.g. change of control)</footnote>
        <footnote id="F3">This option was assumed by ON Semiconductor Corporation in the merger and replaced with an option to purchase 36,415 shares of ONNN common stock for $0.68 per share</footnote>
        <footnote id="F4">This option was assumed by ON Semiconductor Corporation in the merger and replaced with an option to purchase 23,000 shares of ONNN common stock for  $8.16 per share</footnote>
        <footnote id="F5">This option was assumed by ON Semiconductor Corporation in the merger and replaced with an option to purchase  27,600 shares of ONNN common stock for $9.14 per share</footnote>
        <footnote id="F6">This option was assumed by ON Semiconductor Corporation in the merger and replaced with an option to purchase 46,000 shares of ONNN common stock for $10.32 per share</footnote>
        <footnote id="F7">This option was assumed by ON Semiconductor Corporation in the merger and replaced with an option to purchase 57,500 shares of ONNN common stock for $12.42 per share</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Heather Herndon Buchanan  For:  Charles F. Lesko</signatureName>
        <signatureDate>2008-03-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----