<SEC-DOCUMENT>0000930413-19-002242-index.html : 20190805
<SEC-HEADER>0000930413-19-002242.hdr.sgml : 20190805
<ACCEPTANCE-DATETIME>20190805161003
ACCESSION NUMBER:		0000930413-19-002242
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190805
DATE AS OF CHANGE:		20190805

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Prothena Corp plc
		CENTRAL INDEX KEY:			0001559053
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			L2
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87112
		FILM NUMBER:		19998711

	BUSINESS ADDRESS:	
		STREET 1:		77 SIR JOHN ROGERSON'S QUAY, BLOCK C
		STREET 2:		GRAND CANAL DOCKLANDS
		CITY:			DUBLIN 2
		STATE:			L2
		ZIP:			D02 T804
		BUSINESS PHONE:		011-353-1-236-2500

	MAIL ADDRESS:	
		STREET 1:		77 SIR JOHN ROGERSON'S QUAY, BLOCK C
		STREET 2:		GRAND CANAL DOCKLANDS
		CITY:			DUBLIN 2
		STATE:			L2
		ZIP:			D02 T804

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Neotope Corp Ltd
		DATE OF NAME CHANGE:	20120926

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GREAT POINT PARTNERS LLC
		CENTRAL INDEX KEY:			0001281446
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		165 MASON STREET, 3RD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203 971-3300

	MAIL ADDRESS:	
		STREET 1:		165 MASON STREET, 3RD FLOOR
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>c94080_sch13g.htm
<TEXT>
Document 1 - file: c94080_sch13g.htm

</DOCUMENT>
</SEC-DOCUMENT>