0001214651-12-000025.txt : 20120605 0001214651-12-000025.hdr.sgml : 20120605 20120605153712 ACCESSION NUMBER: 0001214651-12-000025 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120601 FILED AS OF DATE: 20120605 DATE AS OF CHANGE: 20120605 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BALLSCHMIEDE RONALD A CENTRAL INDEX KEY: 0001366918 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34736 FILM NUMBER: 12888983 MAIL ADDRESS: STREET 1: 2103 RESEARCH FOREST DRIVE CITY: THE WOODLANDS STATE: TX ZIP: 77380 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SemGroup Corp CENTRAL INDEX KEY: 0001489136 STANDARD INDUSTRIAL CLASSIFICATION: OIL, GAS FIELD SERVICES, NBC [1389] IRS NUMBER: 203533152 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: TWO WARREN PLACE STREET 2: 6120 SOUTH YALE AVENUE, SUITE 700 CITY: TULSA STATE: OK ZIP: 74136-4216 BUSINESS PHONE: 918-524-8100 MAIL ADDRESS: STREET 1: TWO WARREN PLACE STREET 2: 6120 SOUTH YALE AVENUE, SUITE 700 CITY: TULSA STATE: OK ZIP: 74136-4216 4 1 primary_doc.xml PRIMARY DOCUMENT X0305 4 2012-06-01 0 0001489136 SemGroup Corp SEMG 0001366918 BALLSCHMIEDE RONALD A TWO WARREN PLACE, 6120 SOUTH YALE AVE. SUITE 700 TULSA OK 74136 1 0 0 0 Common Stock 2012-06-01 4 S 0 1382 29.8935 D 10526 D Common Stock 2012-06-01 4 A 0 3153 0 A 13679 D The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person. These shares were sold to cover the individuals tax obligations arising from the vesting of shares of restricted stock granted under the SemGroup Corporation Equity Incentive Plan. This transaction was executed in multiple trades on June 1, 2012 at prices ranging from $29.76 to $30.02. The price reported above reflects the weighted average sold 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 sold at each separate price. Candice L. Cheeseman, Power of Attorney for Ronald A. Ballschmiede 2012-06-05