| 20 mai 2015 | TAX_WITHHOLDING | Willbros Group, Inc.\NEW\ | 1 003 | 2.12 USD | |
| 06 avr. 2015 | GRANT_AWARD | Willbros Group, Inc.\NEW\ | 90 243 | 0.00 USD | |
| 26 mars 2015 | TAX_WITHHOLDING | Willbros Group, Inc.\NEW\ | 1 596 | 3.42 USD | |
| 05 mars 2015 | TAX_WITHHOLDING | Willbros Group, Inc.\NEW\ | 1 423 | 6.45 USD | |
| 10 oct. 2014 | GRANT_AWARD | Willbros Group, Inc.\NEW\ | 9 500 | 0.00 USD | |
| 20 mai 2014 | GRANT_AWARD | Willbros Group, Inc.\NEW\ | 10 743 | 0.00 USD | |
| 26 mars 2014 | TAX_WITHHOLDING | Willbros Group, Inc.\NEW\ | 1 596 | 11.36 USD | |
| 05 mars 2014 | TAX_WITHHOLDING | Willbros Group, Inc.\NEW\ | 1 396 | 10.63 USD | |
| 05 mars 2014 | GRANT_AWARD | Willbros Group, Inc.\NEW\ | 13 075 | 0.00 USD | |
| 26 mars 2013 | GRANT_AWARD | Willbros Group, Inc.\NEW\ | 23 333 | 0.00 USD | |
| 31 déc. 2008 | TAX_WITHHOLDING | WILLBROS GROUP INC | 15 552 | 8.47 USD | |
| 08 oct. 2008 | PURCHASE | WILLBROS GROUP INC | 12 000 | 13.65 USD | |
| 12 mars 2008 | GRANT_AWARD | WILLBROS GROUP INC | 4 440 | 0.00 USD | |
| 01 mars 2008 | TAX_WITHHOLDING | WILLBROS GROUP INC | 1 846 | 34.26 USD | |
| 18 janv. 2008 | TAX_WITHHOLDING | WILLBROS GROUP INC | 1 653 | 34.33 USD | |
| 15 janv. 2008 | GRANT_AWARD | WILLBROS GROUP INC | 15 000 | 0.00 USD | |
| 12 janv. 2008 | TAX_WITHHOLDING | WILLBROS GROUP INC | 1 110 | 37.74 USD | |
| 01 mars 2007 | GRANT_AWARD | WILLBROS GROUP INC | 23 966 | 0.00 USD | |
| 18 janv. 2007 | TAX_WITHHOLDING | WILLBROS GROUP INC | 1 690 | 19.41 USD | |
| 12 janv. 2007 | TAX_WITHHOLDING | WILLBROS GROUP INC | 1 224 | 18.99 USD | |
| 18 janv. 2006 | TAX_WITHHOLDING | WILLBROS GROUP INC | 1 726 | 16.67 USD | |
| 12 janv. 2006 | TAX_WITHHOLDING | WILLBROS GROUP INC | 1 224 | 16.71 USD | |