<SEC-DOCUMENT>0001084991-19-000042-index.html : 20190621 <SEC-HEADER>0001084991-19-000042.hdr.sgml : 20190621 <ACCEPTANCE-DATETIME>20190621162313 ACCESSION NUMBER: 0001084991-19-000042 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 3 CONFORMED PERIOD OF REPORT: 20190621 ITEM INFORMATION: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers ITEM INFORMATION: Submission of Matters to a Vote of Security Holders ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20190621 DATE AS OF CHANGE: 20190621 FILER: COMPANY DATA: COMPANY CONFORMED NAME: NATURAL GAS SERVICES GROUP INC CENTRAL INDEX KEY: 0001084991 STANDARD INDUSTRIAL CLASSIFICATION: OIL, GAS FIELD SERVICES, NBC [1389] IRS NUMBER: 752811855 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-31398 FILM NUMBER: 19911793 BUSINESS ADDRESS: STREET 1: 508 WEST WALL STREET STREET 2: SUITE 550 CITY: MIDLAND STATE: TX ZIP: 79701 BUSINESS PHONE: 432-262-2700 MAIL ADDRESS: STREET 1: 508 WEST WALL STREET STREET 2: SUITE 550 CITY: MIDLAND STATE: TX ZIP: 79701 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>a8k2019equityplan.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: a8k2019equityplan.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-4.1 <SEQUENCE>2 <FILENAME>a2019equityplan.htm <DESCRIPTION>EXHIBIT 4.1 <TEXT> Document 2 - file: a2019equityplan.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>logo1a04.jpg <TEXT> Document 3 - file: logo1a04.jpg
</DOCUMENT> </SEC-DOCUMENT>