Willbros Group, Inc.\NEW\

SIC Oil, Gas Field Services, Nbc

Headquarters Houston, TX

Financials

FORMNAMEDATE FILED

10-QQ15/9/2018 10-K/AFY 2017 - amended4/30/2018 10-KFY 20173/30/2018 NT 10-KNotification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT4053/19/2018 10-QQ311/9/2017 10-QQ28/1/2017 10-QQ15/2/2017

Prospectuses and Registrations

FORMNAMEDATE FILED

15-12BSecurities registration termination6/19/2018 S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments6/4/2018 S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments6/4/2018 S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments6/4/2018 S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments6/4/2018 S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments6/4/2018 S-8 POSSecurities to be offered to employees in employee benefit plans, post-effective amendments6/4/2018

Proxies

FORMNAMEDATE FILED

DEFM14ADefinitive proxy statement relating to merger or acquisition5/2/2018 PREM14APreliminary proxy statements relating to merger or acquisition4/11/2018 DEFA14AAdditional definitive proxy soliciting materials and Rule 14(a)(12) material3/28/2018 DEFA14AAdditional definitive proxy soliciting materials and Rule 14(a)(12) material5/23/2017 DEFA14AAdditional definitive proxy soliciting materials and Rule 14(a)(12) material4/27/2017 DEF 14AOther definitive proxy statements4/27/2017 PRE 14AOther preliminary proxy statements3/31/2017

News

FORMNAMEDATE FILED

8-KCompletion of Acquisition or Disposition of Assets6/6/2018 8-KEntry into a Material Definitive Agreement5/11/2018 8-KResults of Operations and Financial Condition4/3/2018 8-KFinancial Statements and Exhibits3/29/2018 8-KEntry into a Material Definitive Agreement3/28/2018 8-KNotice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing3/19/2018 8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers1/17/2018

Ownership

FORMNAMEDATE FILED

SC 13D/APrimoris Services Corp6/7/2018 4Freeman Linnie A6/5/2018 4Kinch Jeremy6/5/2018 4Kappel Jeffrey B6/5/2018 4Luz S. Brett6/5/2018 4Johnny Priest6/5/2018 4Fournier Michael J6/5/2018

Others

FORMNAMEDATE FILED

EFFECTNotice of Effectiveness6/8/2018 EFFECTNotice of Effectiveness6/8/2018 EFFECTNotice of Effectiveness6/8/2018 EFFECTNotice of Effectiveness6/8/2018 SDSpecialized disclosure report5/31/2018 25-NSENotification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities4/12/2018 EFFECTNotice of Effectiveness6/15/2017