Nektar Therapeutics: Ownership

Ownership Information
Shares Outstanding 93.00 Mil
Institutional Ownership (%)83.77
Top 10 Institutions (%)58.30
Mutual Fund Ownership (%)1.97
5%/Insider Ownership (%).76
Float (%)99.24
Ownership Activity
Description# of HoldersShares
Total Positions 15177,909,456
New Positions380
Soldout Positions430
Net Position Change-14-2,189,346
Buyers789,212,827
Sellers92-11,402,173
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Institution Name Shs Held Shs Chg %Chg $Chg* %Out %Port Rpt Date
HealthCor Management, L.P. 9,050,000 0 0.0 29,503,000 9.7 2.6 09-30-09
Columbia Wanger Asset Management, L.P. 5,739,000 -261,200 -4.4 17,016,564 6.2 0.3 09-30-09
Vanguard Group, Inc. 3,752,080 135,542 3.7 13,110,093 4.0 0.0 09-30-09
Granahan Investment Management, Inc. 3,141,040 -231,200 -6.9 -3,571,125 3.4 1.2 12-31-09
Driehaus Capital Management, LLC 2,301,378 -55,864 -2.4 7,140,494 2.5 1.2 09-30-09
State Street Global Advisors (US) 2,212,761 725,594 48.8 11,915,450 2.4 0.0 09-30-09
SuttonBrook Capital Management, L.P. 1,982,600 1,982,600 100.0 19,310,524 2.1 4.3 09-30-09
Renaissance Technologies Corp. 1,934,500 -116,900 -5.7 5,548,958 2.1 0.1 09-30-09
Dimensional Fund Advisors, LP 1,255,706 -50,026 -3.8 3,769,433 1.3 0.0 09-30-09
Federated Investors, Inc. 1,057,325 38,575 3.8 3,696,846 1.1 0.1 09-30-09
RS Investments 1,003,630 24,190 2.5 3,428,585 1.1 0.1 09-30-09
TIAA-CREF 887,834 -48,604 -5.2 2,579,385 1.0 0.0 09-30-09
The Boston Company Asset Management, LLC 804,392 -181,425 -18.4 -2,104,925 0.9 0.0 12-31-09
Northern Trust Investments, N.A. 775,873 92,615 13.6 3,129,491 0.8 0.0 09-30-09
Turner Investment Partners, Inc. 749,371 -2,349 -0.3 2,427,728 0.8 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 8:03 AM Eastern Time