Amag Pharmaceuticals Inc

(NASDAQ: AMAG)
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22.25 Up +0.31 +1.41%
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OWNERSHIP INFORMATION
Shares Outstanding 22.00 Mil
Institutional Ownership (%) 93.37
Top 10 Institutions (%) 69.30
Mutual Fund Ownership (%) 0.32
5%/Insider Ownership (%) 1.73
Float (%) 98.27
OWNERSHIP ACTIVITY
DESCRIPTION # OF HOLDERS SHARES
Total Positions 109 20,540,841
New Positions 18 0
Soldout Positions 37 0
Net Position Change -26 -1,044,488
Buyers 50 1,875,336
Sellers 76 -2,919,824
VIEW:
INSTITUTION NAME SHS HELD SHS CHG %CHG $CHG* %OUT %PORT RPT DATE
Adage Capital Management, L.P. 4,135,330 0 0 37,796,917 19.2 0.3 03-31-13
Fidelity Management & Research Company 2,411,088 -137,667 -5.4 20,012,263 11.2 0 03-31-13
T. Rowe Price Associates, Inc. 2,026,600 50,300 2.5 19,263,037 9.4 0 03-31-13
Palo Alto Investors, LLC 1,681,710 -131,323 -7.2 13,439,069 7.8 4.8 03-31-13
BlackRock Institutional Trust Company, N.A. 1,645,782 79,733 5.1 16,215,320 7.6 0 03-31-13
First Manhattan Company 1,184,815 0 0 10,829,209 5.5 0.2 03-31-13
The Vanguard Group, Inc. 683,953 -284,834 -29.4 2,061,422 3.2 0 03-31-13
Consonance Capital Management LP 531,086 531,086 100 12,666,401 2.5 5.9 03-31-13
Wellington Management Company, LLP 517,400 -12,500 -2.4 4,545,161 2.4 0 03-31-13
Kennedy Capital Management, Inc. 437,335 1,090 0.3 4,013,276 2 0.2 03-31-13
State Street Global Advisors (US) 397,028 156 0 3,631,131 1.8 0 03-31-13
Ironwood Investment Management, LLC 389,603 82,835 27 4,779,475 1.8 1.5 03-31-13
JP Morgan Asset Management 383,030 383,030 100 9,135,266 1.8 0 03-31-13
TIAA-CREF 352,752 720 0.2 3,234,744 1.6 0 03-31-13
Dimensional Fund Advisors, LP 338,928 -300 -0.1 3,093,389 1.6 0 03-31-13
  • *Category Headings:
  • Shs Held - shares held at report date
  • Shs Chg - position change within reporting period
  • %Chg - % change
  • $Chg - market value of the position change
  • %Out - % of shares outstanding
  • %Port - % Portfolio
  • Rpt Date - report date
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