Richard Pzena - Pzena Investment Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    158
Portfolio value:    $30,796,447,662
Holdings Activity Buys Sells    History
Holding/activity history for  Aon Corp (AON-W)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2008   Q2 0 0.00 Sell 100.00% 0.01 SEC
2007   Q4 25,925 0.01 Reduce 97.08% 0.16 $47.68 $1,236,000 SEC
2007   Q3 886,528 0.16 Reduce 87.42% 1.00 $44.81 $39,725,000 SEC
2007   Q2 7,048,512 1.14 Buy 1.14 $42.61 $300,337,000 SEC
2007   Q1 0 0.00 Sell 100.00% 1.53 SEC
2006   Q4 10,167,855 1.53 Add 4.27% 0.06 $35.34 $359,332,000 SEC
2006   Q3 9,751,530 1.61 Add 10.88% 0.16 $33.87 $330,284,000 SEC
2006   Q2 8,794,280 1.73 Reduce 10.99% 0.27 $34.82 $306,217,000 SEC
2006   Q1 9,880,060 2.45 Buy 2.45 $41.51 $410,121,000 SEC
2005   Q4 0 0.00 Sell 100.00% 3.25 SEC
2005   Q3 12,259,135 3.25 Add 8.85% 0.26 $32.08 $393,273,000 SEC
2005   Q2 11,262,569 2.69 Add 0.23% <0.01 $25.04 $282,015,000 SEC
2005   Q1 11,236,819 2.64 Add 9.93% 0.24 $22.84 $256,649,000 SEC
2004   Q4 10,221,994 2.80 Add 9.00% 0.23 $23.86 $243,897,000 SEC
2004   Q3 9,378,324 3.93 Add 9.79% 0.35 $28.74 $269,533,000 SEC
2004   Q2 8,541,699 4.09 Add 17.98% 0.62 $28.47 $243,182,000 SEC
2004   Q1 7,240,100 3.97 Reduce 0.86% 0.03 $27.91 $202,071,000 SEC
2003   Q4 7,303,150 3.61 Add 26.91% 0.77 $23.94 $174,837,000 SEC
2003   Q3 5,754,750 3.39 Add 26.52% 0.71 $20.85 $119,987,000 SEC
2003   Q2 4,548,350 3.58 Reduce 11.30% 0.51 $24.08 $109,524,000 SEC
2003   Q1 5,127,950 4.51 Add 1.50% 0.07 $20.68 $106,046,000 SEC
2002   Q4 5,052,275 3.83 Add 220.65% 2.64 $18.89 $95,437,000 SEC
2002   Q3 1,575,650 1.50 Buy 1.50 $20.49 $32,285,000 SEC