0001179110-18-001155.txt : 20180129 0001179110-18-001155.hdr.sgml : 20180129 20180129130710 ACCESSION NUMBER: 0001179110-18-001155 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180125 FILED AS OF DATE: 20180129 DATE AS OF CHANGE: 20180129 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: LOCKE STACY CENTRAL INDEX KEY: 0001185173 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-08182 FILM NUMBER: 18554466 MAIL ADDRESS: STREET 1: 601 CONTOUR DRIVE CITY: SAN ANTONIO STATE: TX ZIP: 78212 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: PIONEER ENERGY SERVICES CORP CENTRAL INDEX KEY: 0000320575 STANDARD INDUSTRIAL CLASSIFICATION: DRILLING OIL & GAS WELLS [1381] IRS NUMBER: 742088619 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1250 N.E. LOOP 410 STREET 2: SUITE 1000 CITY: SAN ANTONIO STATE: TX ZIP: 78209 BUSINESS PHONE: 2108287689 MAIL ADDRESS: STREET 1: 1250 N.E. LOOP 410 STREET 2: SUITE 1000 CITY: SAN ANTONIO STATE: TX ZIP: 78209 FORMER COMPANY: FORMER CONFORMED NAME: PIONEER DRILLING CO DATE OF NAME CHANGE: 20011102 FORMER COMPANY: FORMER CONFORMED NAME: SOUTH TEXAS DRILLING & EXPLORATION INC DATE OF NAME CHANGE: 19920703 FORMER COMPANY: FORMER CONFORMED NAME: SOUTH TEXAS DRILLING CO DATE OF NAME CHANGE: 19810715 4 1 edgar.xml FORM 4 - X0306 4 2018-01-25 0 0000320575 PIONEER ENERGY SERVICES CORP PES 0001185173 LOCKE STACY 1250 N E LOOP 410 #1000 SAN ANTONIO TX 78209 1 1 0 0 President & CEO Common Stock 961267 D Common Stock 25000 I By 2010 Trust Common Stock 180334 I By Locke Children's Trust Restricted Stock Units 2018-01-25 4 A 0 265528 0 A Common stock 265528 265528 D The reporting person is the sole trustee and primary beneficiary of The Wm Stacy Locke Trust of 2010 (the "2010 Trust"). Restricted stock units convert into common stock on a one-for-one basis. The Restricted stock units vest in three annual installments. 88,509 units vest on January 25, 2019, 88,509 units vest on January 25, 2020, and 88,510 units vest January 25, 2021. Wm. Stacy Locke 2018-01-29