| 2013-05-29 | PIONEER NATURAL RESOURCES CO | S | ▼−8,828 sh | $143.92 | ▼−$1.27M | 27,557 |
| 2013-05-29 | PIONEER NATURAL RESOURCES CO | S | ▼−6,030 sh | $144.76 | ▼−$873K | 21,527 |
| 2013-05-23 | PIONEER NATURAL RESOURCES CO | A | +1,894 sh | — | — | 36,385 |
| 2012-05-17 | PIONEER NATURAL RESOURCES CO | A | +2,476 sh | — | — | 34,491 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−3,697 sh | $92.49 | ▼−$342K | 35,818 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−215 sh | $92.50 | ▼−$19.9K | 35,603 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−407 sh | $92.51 | ▼−$37.7K | 35,196 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−515 sh | $92.52 | ▼−$47.6K | 34,681 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−325 sh | $92.53 | ▼−$30.1K | 34,356 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−200 sh | $92.54 | ▼−$18.5K | 34,156 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−126 sh | $92.55 | ▼−$11.7K | 34,030 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−115 sh | $92.56 | ▼−$10.6K | 33,915 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−600 sh | $92.57 | ▼−$55.5K | 33,315 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−300 sh | $92.58 | ▼−$27.8K | 33,015 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−100 sh | $92.59 | ▼−$9,259 | 32,915 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−100 sh | $92.60 | ▼−$9,260 | 32,815 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−600 sh | $92.63 | ▼−$55.6K | 32,215 |
| 2011-12-06 | PIONEER NATURAL RESOURCES CO | S | ▼−200 sh | $92.64 | ▼−$18.5K | 32,015 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−100 sh | $92.22 | ▼−$9,222 | 39,515 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−200 sh | $91.67 | ▼−$18.3K | 54,315 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−500 sh | $91.72 | ▼−$45.9K | 53,815 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−400 sh | $91.80 | ▼−$36.7K | 53,415 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−5,000 sh | $91.83 | ▼−$459K | 48,415 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−300 sh | $91.85 | ▼−$27.6K | 48,115 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−300 sh | $91.92 | ▼−$27.6K | 47,815 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−100 sh | $91.93 | ▼−$9,193 | 47,715 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−200 sh | $91.95 | ▼−$18.4K | 47,515 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−100 sh | $91.96 | ▼−$9,196 | 47,415 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−800 sh | $91.97 | ▼−$73.6K | 46,615 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−400 sh | $91.98 | ▼−$36.8K | 46,215 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−800 sh | $91.99 | ▼−$73.6K | 45,415 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−800 sh | $92.00 | ▼−$73.6K | 44,615 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−3,400 sh | $92.01 | ▼−$313K | 41,215 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−1,200 sh | $92.02 | ▼−$110K | 40,015 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−200 sh | $92.06 | ▼−$18.4K | 39,815 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−100 sh | $92.09 | ▼−$9,209 | 39,715 |
| 2011-11-18 | PIONEER NATURAL RESOURCES CO | S | ▼−100 sh | $92.13 | ▼−$9,213 | 39,615 |
| 2011-05-17 | PIONEER NATURAL RESOURCES CO | A | +2,700 sh | — | — | 54,515 |
| 2011-01-02 | PIONEER NATURAL RESOURCES CO | M | +3,304 sh | — | — | 51,815 |
| 2011-01-02 | PIONEER NATURAL RESOURCES CO | M | −3,304 sh | — | — | 0 |
| 2010-11-12 | PIONEER NATURAL RESOURCES CO | G | −650 sh | — | — | 48,911 |
| 2010-11-12 | PIONEER NATURAL RESOURCES CO | G | −400 sh | — | — | 48,511 |
| 2010-09-30 | PIONEER NATURAL RESOURCES CO | G | −250 sh | — | — | 49,561 |
| 2010-09-29 | PIONEER NATURAL RESOURCES CO | G | −500 sh | — | — | 49,811 |
| 2010-05-14 | PIONEER NATURAL RESOURCES CO | A | +4,226 sh | — | — | 50,311 |
| 2009-06-17 | PIONEER NATURAL RESOURCES CO | A | +4,417 sh | — | — | 46,085 |
| 2009-01-02 | PIONEER NATURAL RESOURCES CO | M | +3,625 sh | — | — | 41,668 |
| 2009-01-02 | PIONEER NATURAL RESOURCES CO | M | −3,625 sh | — | — | 0 |
| 2008-05-16 | PIONEER NATURAL RESOURCES CO | A | +1,755 sh | — | — | 38,043 |
| 2007-05-09 | PIONEER NATURAL RESOURCES CO | M | +2,509 sh | $24.60 | +$61.7K | 35,600 |