Aspen Technology Inc: Ownership

Ownership Information
Shares Outstanding 90.00 Mil
Institutional Ownership (%)10.15
Top 10 Institutions (%)10.00
Mutual Fund Ownership (%)5.50
5%/Insider Ownership (%)1.05
Float (%)98.95
Ownership Activity
Description# of HoldersShares
Total Positions 139,134,719
New Positions10
Soldout Positions240
Net Position Change-23-7,754,391
Buyers51,201,873
Sellers28-8,956,264
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
RiverSource Investments, LLC 4,694,570 751,438 19.1 14,249,698 5.2 0.1 09-30-09
Tocqueville Asset Management LP 1,424,445 -841,314 -37.1 -4,797,585 1.6 0.3 09-30-09
Eagle Boston Investment Management, Inc. 514,811 1,515 0.3 872,657 0.6 1.7 09-30-09
Thomson Horstmann & Bryant, Inc. 503,850 -181,450 -26.5 -706,339 0.6 0.3 09-30-09
Paradigm Capital Management, Inc. 488,300 52,800 12.1 1,265,845 0.5 0.3 09-30-09
RGM Capital, L.L.C. 471,579 311,040 193.7 3,440,708 0.5 5.7 09-30-09
S Squared Technology, LLC 432,300 0 0.0 721,941 0.5 0.6 09-30-09
MFC Global Investment Management (US), LLC 331,500 -101,218 -23.4 -309,785 0.4 0.0 09-30-09
Constitution Research & Management, Inc. 96,840 -1,000 -1.0 153,193 0.1 2.5 09-30-09
Gagnon Securities LLC 85,080 85,080 100.0 867,816 0.1 0.2 09-30-09
Fortis Investments (US) 45,944 0 0.0 76,727 0.1 0.0 09-30-09
Public Employees' Retirement Association of CO 31,500 0 0.0 52,605 0.0 0.0 09-30-09
Middleton & Company, Inc. 14,000 0 0.0 23,380 0.0 0.1 09-30-09
Rice Hall James & Associates, LLC 0 -1,214,567 -100.0 -8,489,823 0.0 0.0 06-30-09
Howland Capital Management, Inc. 0 -420,832 -100.0 -3,122,573 0.0 0.0 03-31-09
*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 7:06 AM Eastern Time