0000935836-23-000676.txt : 20231103 0000935836-23-000676.hdr.sgml : 20231103 20231103123323 ACCESSION NUMBER: 0000935836-23-000676 CONFORMED SUBMISSION TYPE: D/A PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b ITEM INFORMATION: Investment Company Act Section 3(c) ITEM INFORMATION: Section 3(c)(1) FILED AS OF DATE: 20231103 DATE AS OF CHANGE: 20231103 EFFECTIVENESS DATE: 20231103 FILER: COMPANY DATA: COMPANY CONFORMED NAME: EcoR1 Capital Fund, L.P. CENTRAL INDEX KEY: 0001567938 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-191130 FILM NUMBER: 231375267 BUSINESS ADDRESS: STREET 1: 357 TEHAMA STREET #3 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 BUSINESS PHONE: 415-448-6534 MAIL ADDRESS: STREET 1: 357 TEHAMA STREET #3 CITY: SAN FRANCISCO STATE: CA ZIP: 94103 D/A 1 primary_doc.xml X0708 D/A LIVE 0001567938 EcoR1 Capital Fund, L.P. 357 TEHAMA STREET #3 SAN FRANCISCO CA CALIFORNIA 94103 (415) 754-3517 DELAWARE None None Limited Partnership true N/A EcoR1 Capital, LLC 357 TEHAMA STREET #3 San Francisco CA CALIFORNIA 94103 Executive Officer General Partner Oleg Nodelman 357 TEHAMA STREET #3 San Francisco CA CALIFORNIA 94103 Executive Officer Manager of EcoR1 Capital, LLC, General Partner Sarah Marriott 357 TEHAMA STREET #3 San Francisco CA CALIFORNIA 94103 Executive Officer Chief Operating Officer of EcoR1 Capital, LLC, General Partner Scott Perlen 357 TEHAMA STREET #3 San Francisco CA CALIFORNIA 94103 Executive Officer Chief Financial Officer of EcoR1 Capital, LLC, General Partner Pooled Investment Fund Hedge Fund false Decline to Disclose 06b 3C 3C.1 true 0000935836-22-000578 2013-03-01 true true true true Limited Partner Interests false 25000000 Indefinite 117763709 Indefinite false 99 0 true 0 true 0 true None, although the general partner of the issuer will receive investment management fees and a special profit allocation. false EcoR1 Capital Fund, L.P. Sarah Marriott Sarah Marriott COO of EcoR1 Capital, LLC, General Partner 2023-11-03