Beacon Power Corp: Ownership

Ownership Information
Shares Outstanding 131.00 Mil
Institutional Ownership (%)8.86
Top 10 Institutions (%)7.50
Mutual Fund Ownership (%).22
5%/Insider Ownership (%).69
Float (%)99.31
Ownership Activity
Description# of HoldersShares
Total Positions 4811,602,286
New Positions140
Soldout Positions300
Net Position Change-24-4,938,995
Buyers202,708,755
Sellers44-7,647,750
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Invesco PowerShares Capital Management LLC 4,145,763 -1,188,642 -22.3 685,068 3.2 0.0 06-30-09
Goldman Sachs & Company, Inc. 1,799,246 1,566,188 672.0 1,275,882 1.4 0.0 06-30-09
Barclays Global Investors, N.A. 898,586 -1,810,279 -66.8 -581,256 0.7 0.0 06-30-09
Vanguard Group, Inc. 752,941 -100,944 -11.8 178,439 0.6 0.0 06-30-09
Northern Trust Investments, N.A. 588,776 -84,029 -12.5 137,140 0.4 0.0 06-30-09
UBS Securities LLC 477,907 -2,565 -0.5 -35,428 0.4 0.0 09-30-09
PGQS IM, L.P. 397,538 397,538 100.0 306,104 0.3 0.3 06-30-09
California Public Employees' Retirement System 256,200 -3,220 -1.2 75,347 0.2 0.0 06-30-09
National City Corporation 229,000 -46,000 -16.7 -51,450 0.2 0.0 09-30-09
Credit Suisse Securities (USA) LLC 224,133 -258,990 -53.6 -215,112 0.2 0.0 09-30-09
TD Securities, Inc. 200,000 0 0.0 60,000 0.2 0.0 06-30-09
Morgan Stanley & Co. Inc. 184,759 184,759 100.0 142,264 0.1 0.0 06-30-09
Northern Trust Global Investments 130,153 2,355 1.8 40,153 0.1 0.0 06-30-09
UBS Global Asset Management (Switzerland) 120,470 0 0.0 36,141 0.1 0.0 06-30-09
Visium Capital Management 114,500 114,500 100.0 88,165 0.1 0.0 06-30-09
*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 11/24/2009 7:46 AM Eastern Time