0001246360-16-006025.txt : 20160527 0001246360-16-006025.hdr.sgml : 20160527 20160527164211 ACCESSION NUMBER: 0001246360-16-006025 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20160525 FILED AS OF DATE: 20160527 DATE AS OF CHANGE: 20160527 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: 161682949 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 2016-05-25 false 0001333170 NxStage Medical, Inc. NXTM 0001162977 REID PERPER 350 MERRIMACK STREET LAWRENCE MA 01843 true false false false Common Stock 2016-05-25 4 M false 7000 18.55 A 127483 D Common Stock 2016-05-25 4 F false 6904 18.81 D 120579 D Stock Option (Right to Buy) 18.55 2016-05-25 4 M false 7000 0 D 2011-05-26 2016-05-25 Common Stock 7000 0 D Stock Option (Right to Buy) 18.32 2016-05-26 4 A false 15854 0 A 2016-06-26 2023-05-25 Common Stock 15854 15854 D The stock option becomes exercisable in 12 equal monthly installments beginning June 26, 2016. Aras Lapinskas, attorney-in-fact for Reid Perper 2016-05-27