<SEC-DOCUMENT>0001654954-17-005096-index.html : 20170525 <SEC-HEADER>0001654954-17-005096.hdr.sgml : 20170525 <ACCEPTANCE-DATETIME>20170525112839 ACCESSION NUMBER: 0001654954-17-005096 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20170525 DATE AS OF CHANGE: 20170525 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: AMAG PHARMACEUTICALS INC. CENTRAL INDEX KEY: 0000792977 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 042742593 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-38286 FILM NUMBER: 17868871 BUSINESS ADDRESS: STREET 1: 1100 WINTER STREET CITY: WALTHAM STATE: MA ZIP: 02451 BUSINESS PHONE: 6174983300 MAIL ADDRESS: STREET 1: 1100 WINTER STREET CITY: WALTHAM STATE: MA ZIP: 02451 FORMER COMPANY: FORMER CONFORMED NAME: ADVANCED MAGNETICS INC DATE OF NAME CHANGE: 19920703 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Camber Capital Management LLC CENTRAL INDEX KEY: 0001444043 IRS NUMBER: 421693587 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 101 HUNTINGTON AVENUE STREET 2: SUITE 2101 CITY: BOSTON STATE: MA ZIP: 02199 BUSINESS PHONE: 617-717-6600 MAIL ADDRESS: STREET 1: 101 HUNTINGTON AVENUE STREET 2: SUITE 2101 CITY: BOSTON STATE: MA ZIP: 02199 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>camberamag201713g.htm <DESCRIPTION>PRIMARY DOCUMENT <TEXT> Document 1 - file: camberamag201713g.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-1 <SEQUENCE>2 <FILENAME>amag13ga2017ex1filed.htm <DESCRIPTION>UNDERWRITING AGREEMENT <TEXT> Document 2 - file: amag13ga2017ex1filed.htm
</DOCUMENT> </SEC-DOCUMENT>