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Form SC 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0000902595-11-000006
Filing Date
2011-01-26
Accepted
2011-01-26 17:25:14
Documents
1

Document Format Files

Seq Description Document Type Size
1 AMAG SCHEDULE 13D AMENDMENT NO. 4 sch13da4012411.htm SC 13D/A 122982
  Complete submission text file 0000902595-11-000006.txt   124933
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 13D/A | Act: 34 | File No.: 005-38286 | Film No.: 11550080
SIC: 2835 In Vitro & In Vivo Diagnostic Substances

Mailing Address 470 UNIVERSITY AVE PALO ALTO CA 94301
Business Address 470 UNIVERSITY AVE PALO ALTO CA 94301 650-325-0772
Palo Alto Investors, LLC (Filed by) CIK: 0001306923 (see all company filings)

IRS No.: 770558164 | State of Incorp.: CA | Fiscal Year End: 1231
Type: SC 13D/A