Sangamo Biosciences Inc: Ownership

Ownership Information
Shares Outstanding 45.00 Mil
Institutional Ownership (%)31.49
Top 10 Institutions (%)23.10
Mutual Fund Ownership (%).36
5%/Insider Ownership (%)10.08
Float (%)89.92
Ownership Activity
Description# of HoldersShares
Total Positions 8614,170,028
New Positions190
Soldout Positions520
Net Position Change-17-2,809,805
Buyers482,373,328
Sellers65-5,183,133
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
BlackRock Institutional Trust Company, N.A. 2,697,481 408,489 17.8 10,838,699 6.0 0.0 09-30-09
AWM Investment Company, Inc. 1,714,524 0 0.0 5,606,493 3.8 2.3 09-30-09
Vanguard Group, Inc. 1,443,937 45,774 3.3 4,947,798 3.2 0.0 09-30-09
Heartland Advisors, Inc. 893,800 -1,106,200 -55.3 -2,541,902 2.0 0.3 09-30-09
Dimensional Fund Advisors, LP 845,738 -1,374 -0.2 2,758,776 1.9 0.0 09-30-09
State Street Global Advisors (US) 736,050 212,245 40.5 3,455,374 1.6 0.0 09-30-09
Argyll Research, LLC 606,800 0 0.0 1,984,236 1.4 0.0 09-30-09
William Blair & Company, L.L.C. 526,446 -30,800 -5.5 1,569,327 1.2 0.0 09-30-09
Wasatch Advisors, Inc. 463,945 463,945 100.0 3,808,988 1.0 0.1 09-30-09
Fidelity Management & Research 458,517 -3,100 -0.7 1,484,037 1.0 0.0 09-30-09
Susquehanna International Group, LLP 422,870 381,909 932.4 3,269,416 0.9 0.0 09-30-09
Bridgeway Capital Management, Inc. 370,100 0 0.0 1,210,227 0.8 0.1 09-30-09
Northern Trust Investments, N.A. 341,219 58,621 20.7 1,405,374 0.8 0.0 09-30-09
TIAA-CREF 269,954 0 0.0 882,749 0.6 0.0 09-30-09
Driehaus Capital Management, LLC 243,084 243,084 100.0 1,995,720 0.5 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 4:39 AM Eastern Time