BioSphere Medical Inc: Ownership

Ownership Information
Shares Outstanding 18.00 Mil
Institutional Ownership (%)47.34
Top 10 Institutions (%)45.20
Mutual Fund Ownership (%).20
5%/Insider Ownership (%)26.22
Float (%)73.78
Ownership Activity
Description# of HoldersShares
Total Positions 258,520,625
New Positions20
Soldout Positions80
Net Position Change-1805,453
Buyers101,017,217
Sellers11-211,764
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Cerberus Capital Management, L.P. 1,559,268 0 0.0 1,590,453 8.5 1.4 09-30-09
Clough Capital Partners, LP 1,298,496 94,400 7.8 1,550,082 7.1 0.3 09-30-09
Portolan Capital Management, L.L.C. 1,228,345 0 0.0 1,252,911 6.7 0.9 09-30-09
Deerfield Management 1,098,061 -79,324 -6.7 930,438 6.0 0.5 09-30-09
RMB Capital Management, LLC 1,048,891 -100 0.0 1,069,630 5.7 0.5 09-30-09
Black River Asset Management, L.L.C. 828,900 828,900 100.0 2,826,549 4.5 0.6 09-30-09
Dimensional Fund Advisors, LP 366,081 1,300 0.4 376,509 2.0 0.0 09-30-09
Vanguard Group, Inc. 323,016 1,900 0.6 334,018 1.8 0.0 09-30-09
BlackRock Institutional Trust Company, N.A. 275,445 22,100 8.7 333,772 1.5 0.0 09-30-09
Renaissance Technologies Corp. 114,500 3,000 2.7 123,960 0.6 0.0 09-30-09
California Public Employees' Retirement System 88,807 0 0.0 90,583 0.5 0.0 09-30-09
Oppenheimer Asset Management Inc. 83,000 4,000 5.1 94,220 0.5 0.0 09-30-09
Northern Trust Investments, N.A. 48,032 24,062 100.4 106,501 0.3 0.0 09-30-09
Johnston Asset Management Corp. 40,000 0 0.0 -26,800 0.2 0.0 12-31-09
G.W. & Wade, Inc. 36,555 36,555 100.0 124,653 0.2 0.1 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 4:36 AM Eastern Time