Air Methods Corp: Ownership

Ownership Information
Shares Outstanding 12.00 Mil
Institutional Ownership (%)90.21
Top 10 Institutions (%)49.50
Mutual Fund Ownership (%)3.96
5%/Insider Ownership (%)12.34
Float (%)87.66
Ownership Activity
Description# of HoldersShares
Total Positions 12810,825,630
New Positions190
Soldout Positions730
Net Position Change-51-4,850,897
Buyers661,893,909
Sellers117-6,744,806
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Jennison Associates LLC 1,120,513 -247,796 -18.1 -941,826 9.0 0.1 09-30-09
Barclays Global Investors, N.A. 775,126 45,758 6.3 5,290,346 6.3 0.0 09-30-09
Daruma Asset Management, Inc. 680,700 680,700 100.0 22,170,400 5.5 2.1 09-30-09
WEDGE Capital Management, L.L.P. 592,787 14,385 2.5 3,481,994 4.8 0.3 09-30-09
Columbia Management Advisors, LLC 553,404 -117,789 -17.5 -339,472 4.5 0.0 09-30-09
Vanguard Group, Inc. 494,315 22,171 4.7 3,181,980 4.0 0.0 09-30-09
The Boston Company Asset Management, LLC 461,337 -20,430 -4.2 1,844,601 3.7 0.1 09-30-09
William Blair & Company, L.L.C. 443,464 35,190 8.6 3,273,245 3.6 0.0 09-30-09
Dimensional Fund Advisors, LP 412,426 -3,943 -0.9 2,040,859 3.3 0.0 09-30-09
Independence Investments LLC 409,260 -36,774 -8.2 -211,497 3.3 0.9 03-31-09
Tygh Capital Management, Inc. 350,093 752 0.2 1,844,559 2.8 0.4 09-30-09
Turner Investment Partners, Inc. 312,159 -22,090 -6.6 1,021,966 2.5 0.1 09-30-09
Alydar Partners, L.L.C. 289,601 -410,399 -58.6 -9,719,695 2.3 0.5 09-30-09
Brant Point Capital Management 275,600 165,800 151.0 5,972,164 2.2 2.0 09-30-09
State Street Global Advisors (US) 262,469 63,168 31.7 3,095,740 2.1 0.0 09-30-09
*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
Page generated 11/26/2009 6:52 AM Eastern Time