Idera Pharmaceuticals Inc: Ownership

Ownership Information
Shares Outstanding 23.00 Mil
Institutional Ownership (%)18.01
Top 10 Institutions (%)14.30
Mutual Fund Ownership (%).19
5%/Insider Ownership (%)7.09
Float (%)92.91
Ownership Activity
Description# of HoldersShares
Total Positions 474,143,369
New Positions50
Soldout Positions280
Net Position Change-15-237,237
Buyers24478,662
Sellers39-715,899
advertisement
Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
BlackRock Institutional Trust Company, N.A. 863,341 163,610 23.4 2,296,933 3.7 0.0 09-30-09
Promark Investment Advisors, Inc. 573,638 0 0.0 889,139 2.4 0.2 09-30-09
Dimensional Fund Advisors, LP 369,659 -1,000 -0.3 567,111 1.6 0.0 09-30-09
State Street Global Advisors (US) 359,998 112,124 45.2 1,215,043 1.5 0.0 09-30-09
Vanguard Group, Inc. 288,596 -6,479 -2.2 409,357 1.2 0.0 09-30-09
Baker Brothers Advisors, L.L.C. 217,136 -268,111 -55.3 -1,234,569 0.9 0.1 09-30-09
TIAA-CREF 188,650 18,269 10.7 399,464 0.8 0.0 09-30-09
Oberweis Asset Management, Inc. 172,100 39,500 29.8 498,225 0.7 0.2 09-30-09
Northern Trust Investments, N.A. 152,127 23,765 18.5 375,060 0.6 0.0 09-30-09
California Public Employees' Retirement System 108,220 0 0.0 167,741 0.5 0.0 09-30-09
Goldman Sachs Asset Management (US) 94,392 43,052 83.9 398,593 0.4 0.0 09-30-09
T. Leavell & Associates, Inc. 88,771 0 0.0 -198,847 0.4 0.1 12-31-09
BlackRock Investment Management, LLC 63,588 14,820 30.4 185,407 0.3 0.0 09-30-09
Geode Capital Management, L.L.C. 60,980 0 0.0 94,519 0.3 0.0 09-30-09
Northern Trust Global Investments Europe Ltd. 57,300 0 0.0 88,815 0.2 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 9:36 AM Eastern Time