<SEC-DOCUMENT>0001125345-20-000103-index.html : 20200529
<SEC-HEADER>0001125345-20-000103.hdr.sgml : 20200529
<ACCEPTANCE-DATETIME>20200529083304
ACCESSION NUMBER:		0001125345-20-000103
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		24
CONFORMED PERIOD OF REPORT:	20200529
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20200529
DATE AS OF CHANGE:		20200529

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MACROGENICS INC
		CENTRAL INDEX KEY:			0001125345
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36112
		FILM NUMBER:		20924147

	BUSINESS ADDRESS:	
		STREET 1:		9704 MEDICAL CENTER DRIVE
		CITY:			Rockville
		STATE:			MD
		ZIP:			20850
		BUSINESS PHONE:		301-251-5172

	MAIL ADDRESS:	
		STREET 1:		9704 MEDICAL CENTER DRIVE
		CITY:			ROCKVILLE
		STATE:			MD
		ZIP:			20850
</SEC-HEADER>
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<TYPE>8-K
<SEQUENCE>1
<FILENAME>form8-kascopresentation.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: form8-kascopresentation.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>asco2020_mgd013phase1.htm
<DESCRIPTION>ASCO 2020 MGD013 PHASE 1
<TEXT>
Document 2 - file: asco2020_mgd013phase1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>asco2020_mgc018phase1.htm
<DESCRIPTION>ASCO 2020 MGC018 PHASE 1
<TEXT>
Document 3 - file: asco2020_mgc018phase1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>asco2020_sophiabychemo.htm
<DESCRIPTION>ASCO 2020 SOPHIA BY CHEMOTHERAPY
<TEXT>
Document 4 - file: asco2020_sophiabychemo.htm

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>asco2020_mgc018phase1001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: asco2020_mgc018phase1001.jpg

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<DOCUMENT>
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<SEQUENCE>6
<FILENAME>asco2020_mgd013phase1001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: asco2020_mgd013phase1001.jpg

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<DOCUMENT>
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<SEQUENCE>7
<FILENAME>asco2020_mgd013phase1002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: asco2020_mgd013phase1002.jpg

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<DOCUMENT>
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<SEQUENCE>8
<FILENAME>asco2020_mgd013phase1003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: asco2020_mgd013phase1003.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>asco2020_mgd013phase1004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: asco2020_mgd013phase1004.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>asco2020_mgd013phase1005.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: asco2020_mgd013phase1005.jpg

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<DOCUMENT>
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<FILENAME>asco2020_mgd013phase1006.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: asco2020_mgd013phase1006.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>asco2020_mgd013phase1007.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: asco2020_mgd013phase1007.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>asco2020_mgd013phase1008.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: asco2020_mgd013phase1008.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>asco2020_mgd013phase1009.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: asco2020_mgd013phase1009.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>asco2020_mgd013phase1010.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: asco2020_mgd013phase1010.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>asco2020_mgd013phase1011.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: asco2020_mgd013phase1011.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>asco2020_mgd013phase1012.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 17 - file: asco2020_mgd013phase1012.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>asco2020_mgd013phase1013.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 18 - file: asco2020_mgd013phase1013.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>asco2020_mgd013phase1014.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: asco2020_mgd013phase1014.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>asco2020_mgd013phase1015.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: asco2020_mgd013phase1015.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>asco2020_mgd013phase1016.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: asco2020_mgd013phase1016.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>asco2020_mgd013phase1017.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: asco2020_mgd013phase1017.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>asco2020_mgd013phase1018.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 23 - file: asco2020_mgd013phase1018.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>asco2020_sophiabychemo001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 24 - file: asco2020_sophiabychemo001.jpg

</DOCUMENT>
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