<SEC-DOCUMENT>0001012975-18-000436.txt : 20180515
<SEC-HEADER>0001012975-18-000436.hdr.sgml : 20180515
<ACCEPTANCE-DATETIME>20180515182538
ACCESSION NUMBER:		0001012975-18-000436
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180511
FILED AS OF DATE:		20180515
DATE AS OF CHANGE:		20180515

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FRAZIER ALAN D
		CENTRAL INDEX KEY:			0001018534

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37985
		FILM NUMBER:		18838236

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Every Nathan R
		CENTRAL INDEX KEY:			0001531105

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37985
		FILM NUMBER:		18838238

	MAIL ADDRESS:	
		STREET 1:		FRAZIER HEALTHCARE VENTURES
		STREET 2:		601 UNION TWO UNION SQUARE SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Naini Nader J
		CENTRAL INDEX KEY:			0001344203

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37985
		FILM NUMBER:		18838239

	MAIL ADDRESS:	
		STREET 1:		601 UNION STREET, SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Heron Patrick J
		CENTRAL INDEX KEY:			0001365617

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37985
		FILM NUMBER:		18838237

	MAIL ADDRESS:	
		STREET 1:		550 HAMILTON AVE., SUITE 100
		CITY:			PALO ALTO
		STATE:			CA
		ZIP:			94301

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FHM V, LLC
		CENTRAL INDEX KEY:			0001346944

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37985
		FILM NUMBER:		18838240

	BUSINESS ADDRESS:	
		STREET 1:		601 UNION STREET, SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101
		BUSINESS PHONE:		(206) 621-7200

	MAIL ADDRESS:	
		STREET 1:		601 UNION STREET, SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FHM V, LP
		CENTRAL INDEX KEY:			0001346948

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37985
		FILM NUMBER:		18838241

	BUSINESS ADDRESS:	
		STREET 1:		601 UNION STREET, SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101
		BUSINESS PHONE:		(206) 621-7200

	MAIL ADDRESS:	
		STREET 1:		601 UNION STREET, SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Frazier Healthcare V, LP
		CENTRAL INDEX KEY:			0001341169
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37985
		FILM NUMBER:		18838242

	BUSINESS ADDRESS:	
		STREET 1:		601 UNION STREET, SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101
		BUSINESS PHONE:		(206) 621-7200

	MAIL ADDRESS:	
		STREET 1:		601 UNION STREET, SUITE 3200
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98101

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ANAPTYSBIO INC
		CENTRAL INDEX KEY:			0001370053
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				203828755
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10421 PACIFIC CENTER COURT, SUITE 200
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		858-362-6295

	MAIL ADDRESS:	
		STREET 1:		10421 PACIFIC CENTER COURT, SUITE 200
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ANAPTYS BIOSCIENCES INC
		DATE OF NAME CHANGE:	20060724
</SEC-HEADER>
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<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-05-11</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001370053</issuerCik>
        <issuerName>ANAPTYSBIO INC</issuerName>
        <issuerTradingSymbol>ANAB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001341169</rptOwnerCik>
            <rptOwnerName>Frazier Healthcare V, LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 UNION STREET, SUITE 3200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
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            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001346948</rptOwnerCik>
            <rptOwnerName>FHM V, LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 UNION STREET, SUITE 3200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001346944</rptOwnerCik>
            <rptOwnerName>FHM V, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 UNION STREET, SUITE 3200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001018534</rptOwnerCik>
            <rptOwnerName>FRAZIER ALAN D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 UNION STREET, SUITE 3200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001344203</rptOwnerCik>
            <rptOwnerName>Naini Nader J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 UNION STREET, SUITE 3200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001531105</rptOwnerCik>
            <rptOwnerName>Every Nathan R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 UNION STREET, SUITE 3200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001365617</rptOwnerCik>
            <rptOwnerName>Heron Patrick J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 UNION STREET, SUITE 3200</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-05-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1372000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>973612</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Effective May 11, 2018, Frazier Healthcare V, L.P., distributed in-kind, without consideration, a total of 1,372,000 shares of Common Stock of the Issuer to its general and limited partners.  The remaining securities are held by Frazier Healthcare V, L.P.  Each of the Reporting Persons disclaims beneficial ownership of the shares except to the extent of their pecuniary interest therein, if any.</footnote>
    </footnotes>

    <remarks>This statement is filed by: (i) Frazier Healthcare V, L.P. (&quot;Frazier Healthcare V&quot;), Frazier Healthcare VII, L.P. (&quot;Frazier Healthcare VII&quot;), and Frazier Healthcare VII-A, L.P. (&quot;Frazier Healthcare VII-A&quot;), each a Delaware limited partnership and direct owners of the shares of Common Stock following the in-kind distribution of shares of the Issuer (together, the &quot;Shares&quot;); (ii) FHM V, L.P., a Delaware limited partnership and general partner to Frazier Healthcare V; FHM V, L.L.C. a Delaware limited liability company and general partner of FHM V, L.P.; FHM VII, L.P., a Delaware limited partnership and general partner to Frazier Healthcare VII and Frazier Healthcare VII-A; and FHM VII, L.L.C., a Delaware limited liability company and general partner of FHM VII, L.P.; and (iii) Alan Frazier, Nader Naini, Nathan Every and Patrick Heron, each of who are members of FHM V, L.L.C. and FHM VII, L.L.C. and may be deemed to share voting and investment power with respect to shares held by Frazier Healthcare V, Frazier Healthcare VII, and Frazier Healthcare VII-A.                                                                                                                  The Reporting Persons are jointly filing this Form 4 pursuant to Rule 16a-3(j) under the Exchange Act. Because no more than 10 reporting persons can file any one Form 4 through the Securities and Exchange Commission's EDGAR system, Frazier Healthcare VII, Frazier Healthcare VII-A, FHM VII, L.P., FHM VII, L.L.C. and certain other affiliates of the Reporting Persons have filed a separate Form 4, in which the direct and indirect transactions of Frazier Healthcare V, L.P., FHM V, L.P., FHM V, L.L.C. are also reported, in addition to being reported on this Form 4.</remarks>

    <ownerSignature>
        <signatureName>/s/ Steve R. Bailey, Attorney-In-Fact for Frazier Healthcare V, L.P.</signatureName>
        <signatureDate>2018-05-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Steve R. Bailey, Attorney-In-Fact for FHM V, L.P.</signatureName>
        <signatureDate>2018-05-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Steve R. Bailey, Attorney-In-Fact for FHM V, L.L.C.</signatureName>
        <signatureDate>2018-05-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Steve R. Bailey, Attorney-In-Fact for Alan Frazier</signatureName>
        <signatureDate>2018-05-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Steve R. Bailey, Attorney-In-Fact for Nader Naini</signatureName>
        <signatureDate>2018-05-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Steve R. Bailey, Attorney-In-Fact for Nathan Every</signatureName>
        <signatureDate>2018-05-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Steve R. Bailey, Attorney-In-Fact for Patrick Heron</signatureName>
        <signatureDate>2018-05-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
