9999999995-19-000298.txt : 20190220 9999999995-19-000298.hdr.sgml : 20190220 20190220001523 ACCESSION NUMBER: 9999999995-19-000298 CONFORMED SUBMISSION TYPE: EFFECT PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20190219 DATE AS OF CHANGE: 20190220 EFFECTIVENESS DATE: 20190219 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Arsanis, Inc. CENTRAL INDEX KEY: 0001501697 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 273181608 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: EFFECT SEC ACT: 1933 Act SEC FILE NUMBER: 333-229377 FILM NUMBER: 19616985 BUSINESS ADDRESS: STREET 1: 950 WINTER STREET, SUITE 4500 CITY: WALTHAM STATE: MA ZIP: 02451 BUSINESS PHONE: 781-819-5704 MAIL ADDRESS: STREET 1: 950 WINTER STREET, SUITE 4500 CITY: WALTHAM STATE: MA ZIP: 02451 EFFECT 1 primary_doc.xml X0101 EFFECT 33 LIVE 2019-02-19 16:00:00

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0001501697 Arsanis, Inc. 333-229377