<SEC-DOCUMENT>0001209191-18-019472.txt : 20180313
<SEC-HEADER>0001209191-18-019472.hdr.sgml : 20180313
<ACCEPTANCE-DATETIME>20180313212525
ACCESSION NUMBER:		0001209191-18-019472
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180310
FILED AS OF DATE:		20180313
DATE AS OF CHANGE:		20180313

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Moore Carol
		CENTRAL INDEX KEY:			0001574700

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21937
		FILM NUMBER:		18688184

	MAIL ADDRESS:	
		STREET 1:		C/O CERUS CORPORATION
		STREET 2:		2550 STANWELL DRIVE
		CITY:			CONCORD
		STATE:			CA
		ZIP:			94520

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CERUS CORP
		CENTRAL INDEX KEY:			0001020214
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				680262011
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2550 STANWELL DRIVE
		CITY:			CONCORD
		STATE:			CA
		ZIP:			94520
		BUSINESS PHONE:		9252886000

	MAIL ADDRESS:	
		STREET 1:		2550 STANWELL DRIVE
		STREET 2:		STE 300
		CITY:			CONCORD
		STATE:			CA
		ZIP:			94520

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CERUS TECHNOLOGIES INC
		DATE OF NAME CHANGE:	19960731
</SEC-HEADER>
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            <isTenPercentOwner>0</isTenPercentOwner>
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            <officerTitle>SVP Reg. &amp; Quality</officerTitle>
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    <footnotes>
        <footnote id="F1">Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.</footnote>
        <footnote id="F2">Includes 1,683 shares and 4,761 shares purchased under Issuer's Employee Stock Purchase Plan on 8/31/17 and 2/28/18, respectively.</footnote>
        <footnote id="F3">Represents the number of shares required to be sold to cover the statutory tax withholding obligations and corresponding brokerage fee in connection with the vesting of the restricted stock units listed in Table II. This sale is mandated by the election to satisfy the minimum statutory tax withholding obligations through a &quot;sell to cover&quot; transaction and does not represent a discretionary sale by the reporting person.</footnote>
        <footnote id="F4">The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.80 to $4.957 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.</footnote>
        <footnote id="F5">The restricted stock unit vests in three equal annual installments beginning on March 10, 2017.</footnote>
        <footnote id="F6">Not applicable.</footnote>
        <footnote id="F7">The restricted stock unit vests in three equal annual installments beginning on March 12, 2018.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Carol Moore by Chrystal Menard, attorney-in-fact</signatureName>
        <signatureDate>2018-03-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</DOCUMENT>
</SEC-DOCUMENT>
