<SEC-DOCUMENT>0000899243-17-004200.txt : 20170215
<SEC-HEADER>0000899243-17-004200.hdr.sgml : 20170215
<ACCEPTANCE-DATETIME>20170215150817
ACCESSION NUMBER:		0000899243-17-004200
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20161231
FILED AS OF DATE:		20170215
DATE AS OF CHANGE:		20170215

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMKOR TECHNOLOGY, INC.
		CENTRAL INDEX KEY:			0001047127
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				231722724
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2045 EAST INNOVATION CIRCLE
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85284
		BUSINESS PHONE:		480-821-5000

	MAIL ADDRESS:	
		STREET 1:		2045 EAST INNOVATION CIRCLE
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85284

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMKOR TECHNOLOGY INC
		DATE OF NAME CHANGE:	19971001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KIM SUSAN Y
		CENTRAL INDEX KEY:			0001158922

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-29472
		FILM NUMBER:		17614335
</SEC-HEADER>
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<TYPE>5
<SEQUENCE>1
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<DESCRIPTION>FORM 5 SUBMISSION
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    <periodOfReport>2016-12-31</periodOfReport>

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    <issuer>
        <issuerCik>0001047127</issuerCik>
        <issuerName>AMKOR TECHNOLOGY, INC.</issuerName>
        <issuerTradingSymbol>AMKR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001158922</rptOwnerCik>
            <rptOwnerName>KIM SUSAN Y</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2045 EAST INNOVATION CIRCLE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TEMPE</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85284</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Exhibit 99.1</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-02-22</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>4.79</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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        <nonDerivativeTransaction>
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                <value>Common Stock</value>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>6.09</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
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                <transactionPricePerShare>
                    <value>6.09</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>29622339</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-08-04</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>5</transactionFormType>
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                <footnoteId id="F3"/>
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                <transactionShares>
                    <value>683460</value>
                </transactionShares>
                <transactionPricePerShare>
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                </transactionPricePerShare>
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                    <value>D</value>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-11-03</value>
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                <value></value>
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                <transactionShares>
                    <value>1414250</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.40</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By self as trustee</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-11-03</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F4"/>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
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                <transactionShares>
                    <value>1414250</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.40</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>29622339</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">On February 22, 2016, the James J. Kim 2014 Qualified Annuity Trust U/A dated October 13, 2014 distributed 94,950 shares to James J. Kim. James J. Kim and Susan Y. Kim are co- trustees of  the trust.</footnote>
        <footnote id="F2">On July 18, 2016, the Susan Y. Kim 2015 Irrevocable Trust U/A Dated 3/16/15 distributed 568,780 shares of the Company's Common Stock to Susan Y. Kim.  Susan Y. Kim and John T. Kim are co-trustees.</footnote>
        <footnote id="F3">On August 4, 2016, the James J. Kim 2013 Qualified Annuity Trust U/A Dated 5/17/13 distributed 683,460 shares of the Company's Common Stock to James J. Kim.  James J. Kim and Susan Y. Kim are co-trustees.</footnote>
        <footnote id="F4">On November 3, 2016, the Susan Y. Kim 2012 Irrevocable Trust U/A Dated 7/26/12 distributed 1,414,250 shares of the Company's Common Stock to Susan Y. Kim.  Susan T. Kim and John T. Kim are trustees of the trust.</footnote>
        <footnote id="F5">The reporting person disclaims beneficial ownership of these securities, except to the extent of the reporting person's pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such securities, except to the extent of the reporting person's pecuniary interest therein, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Jerry Allison, as Attorney in Fact</signatureName>
        <signatureDate>2017-02-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
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<TYPE>EX-24
<SEQUENCE>2
<FILENAME>attachment1.htm
<DESCRIPTION>EX-24 DOCUMENT
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<HEAD>
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<PRE>
LIMITED POWER OF ATTORNEY FOR
SECTION 16 REPORTING OBLIGATIONS

        Know all by these presents, that the undersigned hereby makes,
constitutes and appoints Gil C. Tily and Jerry C. Allison (either of whom may
act individually) as the undersigned's true and lawful attorney-in-fact, with
full power and authority as hereinafter described on behalf of and in the name,
place and stead of the undersigned to:

(1)     prepare, execute, acknowledge, deliver and file Forms 3, 4, and 5
(including any amendments thereto) with respect to the securities of Amkor
Technology, Inc., a Delaware corporation (the "Company"), with the United States
Securities and Exchange Commission, any national securities exchanges and the
Company, as considered necessary or advisable under Section 16(a) of the
Securities Exchange Act of 1934 and the rules and regulations promulgated
thereunder, as amended from time to time (the "Exchange Act");

(2)     seek or obtain, as the undersigned's representative and on the
undersigned's behalf, information on transactions in the Company's securities
from any third party, including brokers, employee benefit plan administrators
and trustees, and the undersigned hereby authorizes any such person to release
any such information to the undersigned and approves and ratifies any such
release of information; and

(3)     perform any and all other acts which in the discretion of such
attorney-in-fact are necessary or desirable for and on behalf of the undersigned
in connection with the foregoing.

The undersigned acknowledges that:

(1)     this Power of Attorney authorizes, but does not require, such
attorney-in-fact to act in their discretion on information provided to such
attorney-in-fact without independent verification of such information;

(2)     any documents prepared and/or executed by such attorney-in-fact on
behalf of the undersigned pursuant to this Power of Attorney will be in such
form and will contain such information and disclosure as such attorney-in-fact,
in his or her discretion, deems necessary or desirable;

(3)     neither the Company nor such attorney-in-fact assumes (i) any liability
for the undersigned's responsibility to comply with the requirements of the
Exchange Act, (ii) any liability of the undersigned for any failure to comply
with such requirements, or (iii) any obligation or liability of the undersigned
for profit disgorgement under Section 16(b) of the Exchange Act; and

(4)     this Power of Attorney does not relieve the undersigned from
responsibility for compliance with the undersigned's obligations under the
Exchange Act, including without limitation the reporting requirements under
Section 16 of the Exchange Act.

        The undersigned hereby gives and grants the foregoing attorney-in-fact
full power and authority to do and perform all and every act and thing
whatsoever requisite, necessary or appropriate to be done in and about the
foregoing matters as fully to all intents and purposes as the undersigned might
or could do if present, hereby ratifying all that such attorney-in-fact of, for
and on behalf of the undersigned, shall lawfully do or cause to be done by
virtue of this Limited Power of Attorney.

        This Power of Attorney shall remain in full force and effect until
revoked by the undersigned in a signed writing delivered to such
attorney-in-fact.

        IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 12th day of February, 2008.


/s/ Susan Y. Kim
Susan Y. Kim
</PRE>
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<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>3
<FILENAME>attachment2.htm
<DESCRIPTION>EX-99.1 DOCUMENT
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<HEAD>
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<PRE>
Exhibit 99.1

A Schedule 13D was filed by James J. Kim and those members of the reporting
group who then constituted the group on November 28, 2005, as amended by
Amendment No. 1 filed with the Securities and Exchange Commission (the
"Commission") on April 4, 2008, Amendment No. 2 filed with the Commission on
March 19, 2009, Amendment No. 3 filed with the Commission on April 16, 2009,
Amendment No. 4 filed with the Commission on February 5, 2010, Amendment No. 5
filed with the Commission on March 28, 2011, Amendment No. 6 filed with the
Commission on November 17, 2011, Amendment No. 7 filed with the Commission on
March 29, 2013, Amendment No. 8 filed with the Commission on March 28, 2014,
Amendment No. 9 filed with the Commission on March 30, 2015, Amendment No. 10
filed with the Commission on March 30, 2016, and Amendment No. 11 filed with the
Commission on January 20, 2017, as further amended from time to time (the
"Schedule 13D"). Those individuals and entities listed in the Schedule 13D,
including the filer of this Form 5, may be deemed to be members of a group (the
"Group") who each exercise voting or investment power with respect to shares of
Amkor Technology, Inc.'s (the "Issuer") Common Stock in concert with other
members of the Group. The Group may be deemed to beneficially own more than 10%
of the outstanding voting securities of the Issuer. The reporting person states
that the filing of this Form 5 Report shall not be deemed an admission that the
reporting person is the beneficial owner of the reported securities owned by the
other members of the Group, for the purpose of Section 16 of the Securities
Exchange Act of 1934, as amended, or for any other purpose.
</PRE>
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