0001246360-15-003903.txt : 20151217 0001246360-15-003903.hdr.sgml : 20151217 20151217162108 ACCESSION NUMBER: 0001246360-15-003903 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20151215 FILED AS OF DATE: 20151217 DATE AS OF CHANGE: 20151217 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: TOWSE MATTHEW W CENTRAL INDEX KEY: 0001195852 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51567 FILM NUMBER: 151293891 4 1 form.xml PRIMARY DOCUMENT X0306 4 2015-12-15 false 0001333170 NxStage Medical, Inc. NXTM 0001195852 TOWSE MATTHEW W 350 MERRIMACK STREET LAWRENCE MA 01843 false true false false SVP and Chief Financial Office Common Stock 2015-12-15 4 M false 2863 14.05 A 15810 D Common Stock 2015-12-15 4 S false 2863 19.51 D 12947 D Stock Option (Right to Buy) 14.05 2015-12-15 4 M false 2863 0 D 2014-07-15 2023-07-14 Common Stock 2863 54802 D This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 29, 2015. This represents the weighted average price for shares sold in multiple transactions at prices ranging from $19.50 to $19.51, inclusive. Full information regarding the number of shares sold at each separate price within the range will be provided to NxStage Medical, Inc., any security holder of NxStage Medical, Inc. or the staff of the Securities and Exchange Commission, upon request. Aras Lapinskas, attorney-in-fact for Matthew W. Towse 2015-12-17