Bill Nygren - Oakmark Funds
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    156
Portfolio value:    $74,879,237,060
Holdings Activity Buys Sells    History
Holding/activity history for  Patterson-UTI Energy, Inc. (PTEN)
← All PTEN superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2013   Q4 0 0.00 Sell 100.00% 0.08 $21.29–26.09 · VW $23.94i SEC
2013   Q3 1,760,400 0.08 $21.38 $37,637,000 SEC
2013   Q2 1,760,400 0.07 $19.36 $34,073,000 SEC
2013   Q1 1,760,400 0.10 Reduce 74.97% 0.24 $18.59–25.48 · VW $22.37i $41,968,000 SEC
2012   Q4 7,034,301 0.32 Add 28.07% 0.07 $14.95–19.21 · VW $17.18i $131,049,000 SEC
2012   Q3 5,492,601 0.22 Reduce 29.42% 0.09 $13.40–17.75 · VW $15.56i $87,003,000 SEC
2012   Q2 7,781,601 0.30 Buy 0.30 $12.81–17.70 · VW $15.38i $113,300,000 SEC
2011   Q1 0 0.00 Sell 100.00% 0.19 $19.60–29.49 · VW $25.24i SEC
2010   Q4 2,724,000 0.19 $21.55 $58,702,000 SEC
2010   Q3 2,724,000 0.20 Add 136.41% 0.12 $12.52–17.42 · VW $15.51i $46,526,000 SEC
2010   Q2 1,152,250 0.07 Buy 0.07 $11.85–16.15 · VW $14.16i $14,829,000 SEC
Price snapshot:
Current price$9.68
52-week low$4.93
52-week high$12.96