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  ON Semiconductor Corp. (ON)
← All ON superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2018   Q2 0 0.00 Sell 100.00% 0.01 $21.45–26.38 · VW $23.71i SEC
2018   Q1 48,407 0.01 Reduce 57.76% <0.01 $20.21–27.10 · VW $23.91i $1,184,000 SEC
2017   Q4 114,610 0.01 Reduce 98.02% 0.56 $18.52–22.15 · VW $20.48i $2,400,000 SEC
2017   Q3 5,786,917 0.57 Reduce 35.13% 0.24 $13.65–18.49 · VW $16.33i $106,884,000 SEC
2017   Q2 8,920,698 0.69 Reduce 19.55% 0.19 $13.77–16.93 · VW $14.88i $125,247,000 SEC
2017   Q1 11,088,675 0.97 Reduce 9.84% 0.09 $12.37–16.06 · VW $14.51i $171,764,000 SEC
2016   Q4 12,299,418 0.91 Reduce 1.46% 0.01 $10.74–13.32 · VW $12.01i $156,941,000 SEC
2016   Q3 12,481,544 0.95 Reduce 5.28% 0.04 $8.11–12.55 · VW $10.77i $153,773,000 SEC
2016   Q2 13,177,864 0.73 Add 1.13% <0.01 $8.21–10.15 · VW $9.32i $116,229,000 SEC
2016   Q1 13,030,043 0.77 Add 16.84% 0.11 $6.97–9.92 · VW $8.61i $124,958,000 SEC
2015   Q4 11,151,916 0.69 Add 1.49% 0.01 $9.06–11.62 · VW $10.54i $109,289,000 SEC
2015   Q3 10,988,475 0.67 Add 7.33% 0.05 $8.40–11.86 · VW $10.12i $103,292,000 SEC
2015   Q2 10,237,702 0.68 Reduce 12.34% 0.10 $11.08–13.50 · VW $12.21i $119,679,000 SEC
2015   Q1 11,679,520 0.80 Reduce 32.25% 0.31 $9.65–13.31 · VW $11.54i $141,439,000 SEC
2014   Q4 17,240,221 0.95 Add 38.91% 0.27 $6.76–10.44 · VW $8.80i $174,643,000 SEC
2014   Q3 12,410,896 0.62 Add 6.50% 0.04 $8.32–9.94 · VW $9.15i $110,953,000 SEC
2014   Q2 11,653,082 0.60 Add 24.07% 0.12 $8.22–10.07 · VW $9.13i $106,509,000 SEC
2014   Q1 9,392,052 0.52 Add 353.08% 0.41 $7.82–9.75 · VW $8.89i $88,285,000 SEC
2013   Q4 2,072,956 0.10 Buy 0.10 $6.80–8.35 · VW $7.35i $17,081,000 SEC
Price snapshot:
Current price$90.37
52-week low$44.56
52-week high$134.92