<SEC-DOCUMENT>0001193125-16-665762-index.html : 20160801
<SEC-HEADER>0001193125-16-665762.hdr.sgml : 20160801
<ACCEPTANCE-DATETIME>20160801083635
ACCESSION NUMBER:		0001193125-16-665762
CONFORMED SUBMISSION TYPE:	S-1/A
PUBLIC DOCUMENT COUNT:		39
FILED AS OF DATE:		20160801
DATE AS OF CHANGE:		20160801

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Protagonist Therapeutics, Inc
		CENTRAL INDEX KEY:			0001377121
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-1/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-212476
		FILM NUMBER:		161795897

	BUSINESS ADDRESS:	
		STREET 1:		521 COTTONWOOD DRIVE, SUITE 100
		CITY:			MALPITAS
		STATE:			CA
		ZIP:			95035-7404
		BUSINESS PHONE:		408-649-7370

	MAIL ADDRESS:	
		STREET 1:		521 COTTONWOOD DRIVE, SUITE 100
		CITY:			MALPITAS
		STATE:			CA
		ZIP:			95035-7404

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Protagonist Therapeutics Inc
		DATE OF NAME CHANGE:	20130605

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Protagonist Inc
		DATE OF NAME CHANGE:	20061002
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-1/A
<SEQUENCE>1
<FILENAME>d144462ds1a.htm
<DESCRIPTION>AMENDMENT NO. 1 TO FORM S-1
<TEXT>
Document 1 - file: d144462ds1a.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-1.1 <SEQUENCE>2 <FILENAME>d144462dex11.htm <DESCRIPTION>EX-1.1 <TEXT> Document 2 - file: d144462dex11.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-3.1A <SEQUENCE>3 <FILENAME>d144462dex31a.htm <DESCRIPTION>EX-3.1A <TEXT> Document 3 - file: d144462dex31a.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-3.1B <SEQUENCE>4 <FILENAME>d144462dex31b.htm <DESCRIPTION>EX-3.1B <TEXT> Document 4 - file: d144462dex31b.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-3.2B <SEQUENCE>5 <FILENAME>d144462dex32b.htm <DESCRIPTION>EX-3.2B <TEXT> Document 5 - file: d144462dex32b.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-4.1 <SEQUENCE>6 <FILENAME>d144462dex41.htm <DESCRIPTION>EX-4.1 <TEXT> Document 6 - file: d144462dex41.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-4.2 <SEQUENCE>7 <FILENAME>d144462dex42.htm <DESCRIPTION>EX-4.2 <TEXT> Document 7 - file: d144462dex42.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-5.1 <SEQUENCE>8 <FILENAME>d144462dex51.htm <DESCRIPTION>EX-5.1 <TEXT> Document 8 - file: d144462dex51.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.2 <SEQUENCE>9 <FILENAME>d144462dex102.htm <DESCRIPTION>EX-10.2 <TEXT> Document 9 - file: d144462dex102.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.3 <SEQUENCE>10 <FILENAME>d144462dex103.htm <DESCRIPTION>EX-10.3 <TEXT> Document 10 - file: d144462dex103.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.4 <SEQUENCE>11 <FILENAME>d144462dex104.htm <DESCRIPTION>EX-10.4 <TEXT> Document 11 - file: d144462dex104.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.9 <SEQUENCE>12 <FILENAME>d144462dex109.htm <DESCRIPTION>EX-10.9 <TEXT> Document 12 - file: d144462dex109.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.10 <SEQUENCE>13 <FILENAME>d144462dex1010.htm <DESCRIPTION>EX-10.10 <TEXT> Document 13 - file: d144462dex1010.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.11 <SEQUENCE>14 <FILENAME>d144462dex1011.htm <DESCRIPTION>EX-10.11 <TEXT> Document 14 - file: d144462dex1011.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.12 <SEQUENCE>15 <FILENAME>d144462dex1012.htm <DESCRIPTION>EX-10.12 <TEXT> Document 15 - file: d144462dex1012.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-10.13 <SEQUENCE>16 <FILENAME>d144462dex1013.htm <DESCRIPTION>EX-10.13 <TEXT> Document 16 - file: d144462dex1013.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>17 <FILENAME>d144462dex231.htm <DESCRIPTION>EX-23.1 <TEXT> Document 17 - file: d144462dex231.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>g144462g01u07.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 18 - file: g144462g01u07.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>19 <FILENAME>g144462g10i02.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 19 - file: g144462g10i02.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>20 <FILENAME>g144462g14a34.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 20 - file: g144462g14a34.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>21 <FILENAME>g144462g24v06.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 21 - file: g144462g24v06.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>g144462g29m21.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 22 - file: g144462g29m21.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>23 <FILENAME>g144462g36y05.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 23 - file: g144462g36y05.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>24 <FILENAME>g144462g39b15.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 24 - file: g144462g39b15.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>25 <FILENAME>g144462g49x78.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 25 - file: g144462g49x78.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>26 <FILENAME>g144462g53a27.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 26 - file: g144462g53a27.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>27 <FILENAME>g144462g60p42.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 27 - file: g144462g60p42.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>28 <FILENAME>g144462g61e75.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 28 - file: g144462g61e75.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>29 <FILENAME>g144462g66g56.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 29 - file: g144462g66g56.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>30 <FILENAME>g144462g80z11.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 30 - file: g144462g80z11.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>31 <FILENAME>g144462g84k77.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 31 - file: g144462g84k77.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>32 <FILENAME>g144462g87s28.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 32 - file: g144462g87s28.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>33 <FILENAME>g144462g95f32.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 33 - file: g144462g95f32.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>34 <FILENAME>g144462g98k13.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 34 - file: g144462g98k13.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>35 <FILENAME>g166913dsp01.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 35 - file: g166913dsp01.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>36 <FILENAME>g166913dsp02.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 36 - file: g166913dsp02.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>37 <FILENAME>g166913ex41pg01.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 37 - file: g166913ex41pg01.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>38 <FILENAME>g166913g0729075400439.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 38 - file: g166913g0729075400439.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>39 <FILENAME>g166913g0729075623721.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 39 - file: g166913g0729075623721.jpg
</DOCUMENT> </SEC-DOCUMENT>