0001084991-23-000052.txt : 20230511 0001084991-23-000052.hdr.sgml : 20230511 20230511162344 ACCESSION NUMBER: 0001084991-23-000052 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230509 FILED AS OF DATE: 20230511 DATE AS OF CHANGE: 20230511 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: TRINGALI DONALD J CENTRAL INDEX KEY: 0001199696 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-31398 FILM NUMBER: 23911418 MAIL ADDRESS: STREET 1: C/O INFORMATION ANALYSIS INCORPORATED STREET 2: 11240 WAPLES MILL RD STE 201 CITY: FAIRFAX STATE: VA ZIP: 22030 ISSUER: 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 BUSINESS ADDRESS: STREET 1: 404 VETERANS AIRPARK LANE STREET 2: SUITE 300 CITY: MIDLAND STATE: TX ZIP: 79705 BUSINESS PHONE: (432) 262-2700 MAIL ADDRESS: STREET 1: 404 VETERANS AIRPARK LANE STREET 2: SUITE 300 CITY: MIDLAND STATE: TX ZIP: 79705 4 1 primary_doc.xml PRIMARY DOCUMENT X0407 4 2023-05-09 0 0001084991 NATURAL GAS SERVICES GROUP INC NGS 0001199696 TRINGALI DONALD J C/O INFORMATION ANALYSIS INCORPORATED 11240 WAPLES MILL RD STE 201 FAIRFAX VA 22030 1 0 0 0 0 Restricted Stock Unit 2023-05-09 4 A 0 9470 0 A Common Stock 9470 9470 D Not applicable. Each RSU represents the right to receive one share of the Issuer's common stock upon vesting. Donald J. Tringali 2023-05-11