19.44Up+0.16+0.83%Today's Close  |  19.30 -0.10 -0.72% After hours
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OWNERSHIP INFORMATION
Shares Outstanding 91.35 Mil
Institutional Ownership (%) 89.67
Top 10 Institutions (%) 59.76
Mutual Fund Ownership (%) 35.58
5%/Insider Ownership (%) 0.61
Float (%) 68
OWNERSHIP ACTIVITY
DESCRIPTION # OF HOLDERS SHARES
Total Positions 181 81,948,246
New Positions 46 6,289,564
Soldout Positions 27 1,617,386
Net Position Change 135 -1,636,791
Buyers 63 4,767,112
Sellers 72 -6,403,903
VIEW:
INSTITUTION NAME SHS HELD SHS CHG %CHG $CHG* %OUT %PORT RPT DATE
Baker Bros Advisors LLC 19,955,126 0 0 0 21.9 7.03 12-31-13
Fidelity Management and Research Company 13,629,970 301,805 2.26 7,542,108 14.96 0.05 12-31-13
Vanguard Group, Inc. 4,315,613 438,600 11.31 10,960,597 4.74 0.01 12-31-13
Westfield Capital Management Company, LP 2,971,041 910,490 44.19 22,753,049 3.26 0.44 12-31-13
BlackRock Fund Advisors 2,791,569 -1,133 -0.04 -28,314 3.06 0.02 12-31-13
Viking Global Investors LP 2,630,645 2,630,645 NA 65,739,000 2.89 0.31 12-31-13
T. Rowe Price Associates, Inc. 2,596,945 729,355 39.05 18,226,678 2.85 0.01 12-31-13
Gilder Gagnon Howe & CO LLC 2,059,529 380,353 22.65 9,505,090 2.26 0.73 12-31-13
State Street Corp 1,934,115 -174,765 -8.29 -4,366,516 2.12 0.01 12-31-13
Jennison Associates LLC 1,563,551 50,359 3.33 1,258,467 1.72 0.04 12-31-13
Franklin Advisers, Inc. 1,365,800 256,800 23.16 6,417,368 1.5 0.03 12-31-13
Palisade Capital Management LLc 1,340,849 135,198 11.21 3,287,970 1.43 0.85 12-31-13
RA Capital Management, LLC 1,169,898 -865,612 -42.53 -21,631,828 1.28 3.41 12-31-13
Visium Asset Management LLC 1,106,622 -140,587 -11.27 -3,513,335 1.21 0.54 12-31-13
Fred Alger Management, Inc. 1,021,413 380,150 59.28 9,499,907 1.12 0.13 12-31-13
  • *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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