0001246360-17-002026.txt : 20170526 0001246360-17-002026.hdr.sgml : 20170526 20170526160711 ACCESSION NUMBER: 0001246360-17-002026 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170525 FILED AS OF DATE: 20170526 DATE AS OF CHANGE: 20170526 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: NxStage Medical, Inc. CENTRAL INDEX KEY: 0001333170 STANDARD INDUSTRIAL CLASSIFICATION: ELECTROMEDICAL & ELECTROTHERAPEUTIC APPARATUS [3845] IRS NUMBER: 043454702 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 350 MERRIMACK STREET CITY: LAWRENCE STATE: MA ZIP: 01843 BUSINESS PHONE: 978-687-4700 MAIL ADDRESS: STREET 1: 350 MERRIMACK STREET CITY: LAWRENCE STATE: MA ZIP: 01843 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: REID PERPER CENTRAL INDEX KEY: 0001162977 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51567 FILM NUMBER: 17874007 MAIL ADDRESS: STREET 1: C/O NXSTAGE MEDICAL INC. (NXTM) STREET 2: 439 SOUTH UNION STREET, 5TH FLOOR CITY: LAWRENCE STATE: MA ZIP: 01843 4 1 form.xml PRIMARY DOCUMENT X0306 4 2017-05-25 false 0001333170 NxStage Medical, Inc. NXTM 0001162977 REID PERPER 350 MERRIMACK STREET LAWRENCE MA 01843 true false false false Stock Option (Right to Buy) 22.78 2017-05-25 4 A false 15643 0 A 2017-06-25 2024-05-24 Common Stock 15643 15643 D The stock option becomes exercisable in 12 equal monthly installments beginning June 25, 2017. /s/ Aras Lapinskas, attorney-in-fact for Reid Perper 2017-05-26