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  Quest Diagnostics Inc. (DGX)
← All DGX superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2022   Q4 0 0.00 Sell 100.00% <0.01 $122.05–158.34 · VW $146.25i SEC
2022   Q3 1,966 <0.01 $122.58 $241,000 SEC
2022   Q2 1,966 <0.01 $132.76 $261,000 SEC
2022   Q1 1,966 <0.01 Buy <0.01 $125.77–172.50 · VW $138.93i $269,000 SEC
2014   Q4 0 0.00 Sell 100.00% 0.14 $56.27–68.51 · VW $63.39i SEC
2014   Q3 429,700 0.14 Reduce 0.32% <0.01 $58.56–64.38 · VW $61.46i $26,074,000 SEC
2014   Q2 431,100 0.14 Reduce 55.66% 0.18 $54.90–62.42 · VW $58.40i $25,301,000 SEC
2014   Q1 972,200 0.33 Reduce 19.99% 0.08 $50.46–60.50 · VW $54.23i $56,310,000 SEC
2013   Q4 1,215,050 0.39 Add 81.17% 0.17 $52.50–64.10 · VW $58.99i $65,054,000 SEC
2013   Q3 670,650 0.28 Add 0.79% <0.01 $56.81–62.82 · VW $59.62i $41,439,000 SEC
2013   Q2 665,375 0.28 Add 1.37% <0.01 $55.26–63.40 · VW $59.27i $40,342,000 SEC
2013   Q1 656,375 0.27 Add 24.69% 0.05 $55.16–61.95 · VW $57.58i $37,052,000 SEC
2012   Q4 526,400 0.26 Reduce 0.07% <0.01 $55.98–64.87 · VW $58.89i $30,673,000 SEC
2012   Q3 526,759 0.28 Add 10522.28% 0.28 $56.84–63.98 · VW $60.40i $33,412,000 SEC
2012   Q2 4,959 <0.01 Buy <0.01 $53.25–62.32 · VW $58.03i $297,000 SEC
2000   Q2 0 0.00 Sell 100.00% 3.39 $9.25–18.69 · VW $15.74i SEC
2000   Q1 1,160,232 3.39 Reduce 63.30% 3.06 $7.28–10.09 · VW $8.82i $11,530,000 SEC
1999   Q4 3,161,380 4.84 Reduce 39.59% 4.02 $5.64–8.23 · VW $7.29i $24,155,000 SEC
1999   Q3 5,232,860 10.14 Reduce 0.74% 0.06 $5.94–7.03 · VW $6.51i $34,014,000 SEC
1999   Q2 5,271,980 7.63 Reduce 15.05% 1.07 $5.38–6.88 · VW $6.22i $36,080,000 SEC
1999   Q1 6,205,780 7.09 $5.56 $34,520,000 SEC
Price snapshot:
Current price$207.35
52-week low$161.81
52-week high$218.31