MFS California Insured Municipal Trust: Ownership

Ownership Information
Shares Outstanding 3.00 Mil
Institutional Ownership (%)2.70
Top 10 Institutions (%)2.70
Mutual Fund Ownership (%).00
5%/Insider Ownership (%).00
Float (%).00
Ownership Activity
Description# of HoldersShares
Total Positions 1081,130
New Positions40
Soldout Positions30
Net Position Change312,753
Buyers737,799
Sellers4-25,046
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
Horizon Asset Management, Inc. 20,529 20,529 100.0 247,990 0.7 0.0 09-30-09
Bank of America Merrill Lynch (US) 16,300 7,000 75.3 107,996 0.6 0.0 09-30-09
First Allied Securities Inc. 12,550 400 3.3 35,450 0.5 0.0 09-30-09
Sit Investment Associates, Inc. 12,500 3,200 34.4 26,281 0.4 0.0 12-31-09
Van Kampen Asset Management 8,966 0 0.0 22,594 0.3 0.0 09-30-09
Metropolitan Life Insurance Co. (US) 3,000 3,000 100.0 36,240 0.1 0.0 09-30-09
AIG Investments 2,315 0 0.0 5,834 0.1 0.0 09-30-09
Wells Fargo Bank, N.A. 2,070 2,070 100.0 25,006 0.1 0.0 09-30-09
Morgan Stanley Smith Barney LLC 1,600 1,600 100.0 19,328 0.1 0.0 09-30-09
Wells Fargo Securities, LLC 1,300 -13,690 -91.3 -127,600 0.0 0.0 09-30-09
Morgan Stanley & Co. Inc. 0 -1,600 -100.0 -15,296 0.0 0.0 09-30-09
UBS Securities LLC 0 -8,956 -100.0 -85,619 0.0 0.0 09-30-09
Baird Investment Management 0 -800 -100.0 -7,648 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 8:28 AM Eastern Time