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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000899140-10-000153
Filing Date
2010-02-16
Accepted
2010-02-16 16:02:24
Documents
1
Group Members
CR INTRINSIC INVESTORS, LLCS.A.C. CAPITAL ADVISORS, INC.SIGMA CAPITAL MANAGEMENT, LLCSTEVEN A. COHEN

Document Format Files

Seq Description Document Type Size
1 AMENDMENT NO. 1 a5424538.htm SC 13G/A 168237
  Complete submission text file 0000899140-10-000153.txt   170357
Mailing Address 100 HAYDEN AVENUE LEXINGTON MA 02140
Business Address 100 HAYDEN AVENUE LEXINGTON MA 02140 6174972070
AMAG PHARMACEUTICALS INC. (Subject) CIK: 0000792977 (see all company filings)

IRS No.: 042742593 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-38286 | Film No.: 10607576
SIC: 2835 In Vitro & In Vivo Diagnostic Substances

Mailing Address 72 CUMMINGS POINT ROAD STAMFORD CT 06902
Business Address 72 CUMMINGS POINT ROAD STAMFORD CT 06902 2038902000
SAC Capital Advisors LP (Filed by) CIK: 0001451928 (see all company filings)

IRS No.: 943448715 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A