0001181431-12-029684.txt : 20120514 0001181431-12-029684.hdr.sgml : 20120514 20120514162311 ACCESSION NUMBER: 0001181431-12-029684 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120510 FILED AS OF DATE: 20120514 DATE AS OF CHANGE: 20120514 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SLUDER ROBERT L CENTRAL INDEX KEY: 0001401393 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34259 FILM NUMBER: 12838988 MAIL ADDRESS: STREET 1: 2335 LAKELINE DRIVE CITY: SALT LAKE CITY STATE: UT ZIP: 84109 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Willbros Group, Inc.\NEW\ CENTRAL INDEX KEY: 0001449732 STANDARD INDUSTRIAL CLASSIFICATION: OIL, GAS FIELD SERVICES, NBC [1389] IRS NUMBER: 300513080 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 4400 POST OAK PARKWAY, SUITE 1000 CITY: HOUSTON STATE: TX ZIP: 77027 BUSINESS PHONE: 713-403-8000 MAIL ADDRESS: STREET 1: 4400 POST OAK PARKWAY, SUITE 1000 CITY: HOUSTON STATE: TX ZIP: 77027 4 1 rrd345107.xml X0305 4 2012-05-10 0 0001449732 Willbros Group, Inc.\NEW\ WG 0001401393 SLUDER ROBERT L 4400 POST OAK PARKWAY SUITE 1000 HOUSTON TX 77027 1 0 0 0 Common Stock 2012-05-10 4 P 0 3750 5.26 A 27509 D This transaction was executed in multiple trades on May 10, 2012 at prices ranging from $5.2586 to $5.26. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide to the Commission staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of shares purchased at each separate price. Lori Pinder, Attorney-in-Fact for Robert L. Sluder 2012-05-14