William von Mueffling - Cantillon Capital Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    38
Portfolio value:    $15,050,978,966
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
2006   Q3 0 0.00 Sell 100.00% 2.46 $57.69–64.69 · VW $61.55i SEC
2006   Q2 1,148,920 2.46 Reduce 0.12% <0.01 $49.26–60.35 · VW $56.45i $68,843,000 SEC
2006   Q1 1,150,320 2.49 Add 2.17% 0.05 $48.79–54.33 · VW $51.42i $59,011,000 SEC
2005   Q4 1,125,920 2.77 Add 14.86% 0.36 $45.00–52.97 · VW $49.03i $57,962,000 SEC
2005   Q3 980,220 2.42 Add 1.60% 0.04 $46.80–54.45 · VW $50.55i $49,540,000 SEC
2005   Q2 964,820 2.33 Reduce 27.37% 0.92 $50.58–54.80 · VW $52.81i $51,396,000 SEC
2005   Q1 1,328,360 3.36 Add 9.75% 0.30 $44.31–52.95 · VW $48.94i $69,825,000 SEC
2004   Q4 1,210,360 3.00 Add 6.91% 0.19 $41.58–48.41 · VW $45.72i $57,825,000 SEC
2004   Q3 1,132,140 2.86 Add 53.38% 1.00 $39.55–44.19 · VW $42.04i $49,939,000 SEC
2004   Q2 738,120 2.64 Add 21.19% 0.46 $40.45–44.49 · VW $42.39i $31,352,000 SEC
2004   Q1 609,040 3.20 Add 20.03% 0.53 $35.94–42.94 · VW $40.98i $25,223,000 SEC
2003   Q4 507,400 2.87 $36.56 $18,548,000 SEC
Price snapshot:
Current price$207.35
52-week low$161.81
52-week high$218.31