| 2012-03-04 | Weatherford International Ltd./Switzerland | F | −12.9K sh | $17.20 | −$222K | 459,913 |
| 2012-02-15 | Weatherford International Ltd./Switzerland | F | −5,940 sh | $17.47 | −$104K | 472,795 |
| 2012-01-03 | Weatherford International Ltd./Switzerland | A | +1,858 sh | — | — | 479,386 |
| 2012-01-03 | Weatherford International Ltd./Switzerland | F | −651 sh | $14.64 | −$9,530.64 | 478,735 |
| 2011-12-15 | Weatherford International Ltd./Switzerland | F | −31.7K sh | $13.42 | −$425K | 477,528 |
| 2011-10-03 | Weatherford International Ltd./Switzerland | A | +1,575 sh | — | — | 509,783 |
| 2011-10-03 | Weatherford International Ltd./Switzerland | F | −552 sh | $12.21 | −$6,739.92 | 509,231 |
| 2011-07-01 | Weatherford International Ltd./Switzerland | A | +1,375 sh | — | — | 508,960 |
| 2011-07-01 | Weatherford International Ltd./Switzerland | F | −482 sh | $18.75 | −$9,037.5 | 508,208 |
| 2011-04-01 | Weatherford International Ltd./Switzerland | A | +4,132 sh | — | — | 508,762 |
| 2011-04-01 | Weatherford International Ltd./Switzerland | F | −1,447 sh | $23.05 | −$33.4K | 507,315 |
| 2011-02-28 | Weatherford International Ltd./Switzerland | F | −17.5K sh | $23.96 | −$419K | 504,630 |
| 2011-02-15 | Weatherford International Ltd./Switzerland | A | +50.9K sh | — | — | 522,130 |
| 2011-02-15 | Weatherford International Ltd./Switzerland | A | +50.9K sh | — | — | 50,906 |
| 2011-01-03 | Weatherford International Ltd./Switzerland | A | +1,323 sh | — | — | 471,688 |
| 2011-01-03 | Weatherford International Ltd./Switzerland | F | −464 sh | $22.80 | −$10.6K | 471,224 |
| 2010-12-15 | Weatherford International Ltd./Switzerland | F | −31.7K sh | $20.70 | −$656K | 470,365 |
| 2010-10-01 | Weatherford International Ltd./Switzerland | A | +1,652 sh | — | — | 502,647 |
| 2010-10-01 | Weatherford International Ltd./Switzerland | F | −579 sh | $17.10 | −$9,900.9 | 502,068 |
| 2010-07-01 | Weatherford International Ltd./Switzerland | A | +1,672 sh | — | — | 600,581 |
| 2010-07-01 | Weatherford International Ltd./Switzerland | F | −586 sh | $13.14 | −$7,700.04 | 500,995 |
| 2010-07-01 | Weatherford International Ltd./Switzerland | A | +1,672 sh | — | — | 501,581 |
| 2010-07-01 | Weatherford International Ltd./Switzerland | F | −586 sh | $13.14 | −$7,700.04 | 500,995 |
| 2010-05-12 | Weatherford International Ltd./Switzerland | A | +283K sh | $15.96 | +$4.52M | 283,199 |
| 2010-04-01 | Weatherford International Ltd./Switzerland | A | +1,529 sh | — | — | 500,445 |
| 2010-04-01 | Weatherford International Ltd./Switzerland | F | −536 sh | $15.86 | −$8,500.96 | 499,909 |
| 2010-03-18 | Weatherford International Ltd./Switzerland | A | +147K sh | — | — | 147,232 |
| 2010-03-04 | Weatherford International Ltd./Switzerland | F | −12.9K sh | $17.07 | −$220K | 498,916 |
| 2010-01-04 | Weatherford International Ltd./Switzerland | A | +1,437 sh | — | — | 512,301 |
| 2010-01-04 | Weatherford International Ltd./Switzerland | F | −503 sh | $17.91 | −$9,008.73 | 511,798 |
| 2009-12-19 | Weatherford International Ltd./Switzerland | F | −10.5K sh | $17.08 | −$179K | 510,864 |
| 2009-12-15 | Weatherford International Ltd./Switzerland | F | −31.7K sh | $15.76 | −$500K | 521,364 |
| 2009-10-01 | Weatherford International Ltd./Switzerland | A | +1,469 sh | — | — | 553,582 |
| 2009-10-01 | Weatherford International Ltd./Switzerland | F | −536 sh | $20.73 | −$11.1K | 553,046 |
| 2009-10-01 | Weatherford International Ltd./Switzerland | A | +1,469 sh | — | — | 553,582 |
| 2009-10-01 | Weatherford International Ltd./Switzerland | F | −515 sh | $20.73 | −$10.7K | 553,067 |
| 2009-07-01 | Weatherford International Ltd./Switzerland | A | +1,333 sh | — | — | 552,599 |
| 2009-07-01 | Weatherford International Ltd./Switzerland | F | −486 sh | $19.56 | −$9,506.16 | 552,113 |
| 2009-04-01 | Weatherford International Ltd./Switzerland | A | +9,501 sh | — | — | 554,730 |
| 2009-04-01 | Weatherford International Ltd./Switzerland | F | −3,464 sh | $11.07 | −$38.3K | 551,266 |
| 2009-04-01 | Weatherford International Ltd./Switzerland | A | +9,501 sh | — | — | 554,730 |
| 2009-04-01 | Weatherford International Ltd./Switzerland | F | −3,464 sh | $11.07 | −$38.3K | 551,266 |
| 2009-02-27 | WEATHERFORD INTERNATIONAL LTD | F | −17K sh | $10.67 | −$182K | 545,229 |
| 2009-02-05 | WEATHERFORD INTERNATIONAL LTD | A | +272K sh | — | — | 562,264 |
| 2009-01-07 | WEATHERFORD INTERNATIONAL LTD | F | −4,326 sh | $14.31 | −$61.9K | 290,524 |
| 2008-12-31 | WEATHERFORD INTERNATIONAL LTD | A | +359 sh | $10.05 | +$3,607.95 | 43,881 |
| 2008-12-31 | WEATHERFORD INTERNATIONAL LTD | A | +718 sh | — | — | 44,599 |
| 2008-12-31 | WEATHERFORD INTERNATIONAL LTD | A | +359 sh | $10.05 | +$3,607.95 | 44,703 |
| 2008-12-31 | WEATHERFORD INTERNATIONAL LTD | A | +718 sh | — | — | 45,421 |
| 2008-10-31 | WEATHERFORD INTERNATIONAL LTD | A | +228 sh | $15.82 | +$3,606.96 | 43,067 |