0001567619-21-017743.txt : 20211001 0001567619-21-017743.hdr.sgml : 20211001 20211001161603 ACCESSION NUMBER: 0001567619-21-017743 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210930 FILED AS OF DATE: 20211001 DATE AS OF CHANGE: 20211001 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Greene Brian CENTRAL INDEX KEY: 0001851025 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14785 FILM NUMBER: 211299076 MAIL ADDRESS: STREET 1: GSE SYSTEMS INC STREET 2: 1332 LONDONTOWN BLVD CITY: SYKESVILLE STATE: MD ZIP: 21784 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: GSE SYSTEMS INC CENTRAL INDEX KEY: 0000944480 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 521868008 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 6940 COLUMBIA GATEWAY DRIVE, SUITE 470 CITY: COLUMBIA STATE: MD ZIP: 21046-3308 BUSINESS PHONE: 4109707874 MAIL ADDRESS: STREET 1: 6940 COLUMBIA GATEWAY DRIVE, SUITE 470 CITY: COLUMBIA STATE: MD ZIP: 21046-3308 4 1 doc1.xml FORM 4 X0306 4 2021-09-30 0 0000944480 GSE SYSTEMS INC GVP 0001851025 Greene Brian GSE SYSTEMS 6940 COLUMBIA GATEWAY DRIVE, SUITE 470 COLUMBIA MD 21046-3308 0 1 0 0 VP NITC Common Stock 2021-09-30 4 F 0 807 1.47 D 30204 D Shares withheld by the issuer for payment of applicable taxes owed due to the vesting of 2,762 restricted share units pursuant to a restricted share unit agreement between the Reporting Person and the Issuer. /s/ Brian Greene 2021-10-01