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| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 09/30/2018 | PATTERSON UTI ENERGY INC | PTEN | 0 | -75,000 | 0 | -1,350,000 | |
| 06/30/2018 | PATTERSON UTI ENERGY INC | PTEN | 75,000 | 75,000 | 1,350,000 | 1,350,000 | $18.00 |
| 03/31/2018 | PATTERSON UTI ENERGY INC | PTEN | 0 | -1,406,573 | 0 | -32,365,000 | |
| 12/31/2017 | PATTERSON UTI ENERGY INC | PTEN | 1,406,573 | 257,099 | 32,365,000 | 8,295,000 | $23.01 |
| 09/30/2017 | PATTERSON UTI ENERGY INC | PTEN | 1,149,474 | 791,474 | 24,070,000 | 16,842,000 | $20.94 |
| 06/30/2017 | PATTERSON UTI ENERGY INC | PTEN | 358,000 | 258,729 | 7,228,000 | 4,819,000 | $20.19 |
| 03/31/2017 | PATTERSON UTI ENERGY INC | PTEN | 99,271 | 39,271 | 2,409,000 | 794,000 | $24.27 |
| 12/31/2016 | PATTERSON UTI ENERGY INC | PTEN | 60,000 | -501,987 | 1,615,000 | -10,957,000 | $26.92 |
| 09/30/2016 | PATTERSON UTI ENERGY INC | PTEN | 561,987 | 253,987 | 12,572,000 | 6,005,000 | $22.37 |
| 06/30/2016 | PATTERSON UTI ENERGY INC | PTEN | 308,000 | 308,000 | 6,567,000 | 6,567,000 | $21.32 |
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