American Technology Corp: Ownership

Ownership Information
Shares Outstanding 31.00 Mil
Institutional Ownership (%)17.95
Top 10 Institutions (%)17.60
Mutual Fund Ownership (%).00
5%/Insider Ownership (%)12.89
Float (%)87.11
Ownership Activity
Description# of HoldersShares
Total Positions 225,565,961
New Positions40
Soldout Positions110
Net Position Change-2-928,758
Buyers10133,655
Sellers12-1,062,413
advertisement
Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
AWM Investment Company, Inc. 3,197,181 -251,900 -7.3 -894,244 10.5 0.9 09-30-09
BlackRock Institutional Trust Company, N.A. 814,437 30,766 3.9 -47,422 2.7 0.0 09-30-09
Vanguard Group, Inc. 543,552 7,375 1.4 -56,649 1.8 0.0 09-30-09
Granite Capital International Group, L.P. 468,035 0 0.0 -60,845 1.5 0.4 09-30-09
Perritt Capital Management, Inc. 278,000 0 0.0 -80,620 0.9 0.1 12-31-09
California Public Employees' Retirement System 43,800 0 0.0 -5,694 0.1 0.0 09-30-09
Bridgeway Capital Management, Inc. 29,750 29,750 100.0 52,658 0.1 0.0 09-30-09
State Street Global Advisors (US) 28,203 0 0.0 -3,667 0.1 0.0 09-30-09
Northern Trust Investments, N.A. 27,895 10,581 61.1 16,477 0.1 0.0 09-30-09
Knight Capital Group, Inc. 26,169 26,169 100.0 46,319 0.1 0.0 09-30-09
BNY Mellon Asset Management 26,057 0 0.0 -7,557 0.1 0.0 12-31-09
First New York Capital Corp. 25,000 5,000 25.0 6,250 0.1 0.0 09-30-09
Timber Hill LLC 12,995 12,995 100.0 23,001 0.0 0.0 09-30-09
Geode Capital Management, L.L.C. 11,973 6,972 139.4 11,690 0.0 0.0 09-30-09
Northern Trust Global Investments 10,745 0 0.0 -1,397 0.0 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 2/10/2010 6:00 AM Eastern Time