John Rogers - Ariel Investments,
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    106
Portfolio value:    $8,934,260,435
Holdings Activity Buys Sells    History
Holding/activity history for  TomoTherapy Inc. COMMON (TOMO)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2011   Q2 0 0.00 Sell 100.00% 0.08 SEC
2011   Q1 659,767 0.08 Reduce 5.98% <0.01 $4,570.00 $3,015,135,000 SEC
2010   Q4 701,767 0.06 Add 0.16% <0.01 $3,610.00 $2,533,379,000 SEC
2010   Q3 700,652 0.06 Add 590.66% 0.05 $3,520.00 $2,466,295,000 SEC
2010   Q2 101,447 0.01 Add 29.74% <0.01 $3,180.00 $322,601,000 SEC
2010   Q1 78,192 0.01 Add 29.56% <0.01 $3,410.00 $266,635,000 SEC
2009   Q4 60,350 0.01 Add 20.09% <0.01 $3,900.00 $235,365,000 SEC
2009   Q3 50,255 0.01 Add 18.93% <0.01 $4,337.88 $218,000,000 SEC
2009   Q2 42,255 <0.01 Buy <0.01 $2,749.99 $116,201,000 SEC