FINANCIALS & FILINGS Latest Quarterly Financial Results Show all 2018 Third Quarter Prothena Reports Third Quarter 2018 Financial Results and Provides R&D Update Form 10-Q Proxy Statements Filing date View Mar 29, 2018 View HTML 0001140361-18-015883.pdf 0001140361-18-015883.xls Mar 31, 2017 View HTML 0001193125-17-105342.pdf 0001193125-17-105342.xls Form 10-K Filing date View Feb 26, 2018 View HTML 0001559053-18-000008.pdf 0001559053-18-000008.xls EX-101.INS - XBRL INSTANCE DOCUMENT Feb 27, 2017 View HTML 0001559053-17-000005.pdf 0001559053-17-000005.xls EX-101.INS - XBRL INSTANCE DOCUMENT Form 10-Q Filing date View Nov 6, 2018 View HTML 0001559053-18-000034.pdf 0001559053-18-000034.xls EX-101.INS - XBRL INSTANCE DOCUMENT Aug 7, 2018 View HTML 0001559053-18-000025.pdf 0001559053-18-000025.xls EX-101.INS - XBRL INSTANCE DOCUMENT
