<SEC-DOCUMENT>0001213900-21-021950-index.html : 20210419 <SEC-HEADER>0001213900-21-021950.hdr.sgml : 20210419 <ACCEPTANCE-DATETIME>20210416182706 ACCESSION NUMBER: 0001213900-21-021950 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210419 DATE AS OF CHANGE: 20210416 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Quantum Computing Inc. CENTRAL INDEX KEY: 0001758009 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 824533053 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-90765 FILM NUMBER: 21832612 BUSINESS ADDRESS: STREET 1: 215 DEPOT COURT SE, #215 CITY: LEESBURG STATE: VA ZIP: 20175 BUSINESS PHONE: 703-436-2161 MAIL ADDRESS: STREET 1: 215 DEPOT COURT SE, #215 CITY: LEESBURG STATE: VA ZIP: 20175 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Schreiber Justin CENTRAL INDEX KEY: 0001720512 FILING VALUES: FORM TYPE: SC 13D/A MAIL ADDRESS: STREET 1: 53 CALLE PALMERAS STREET 2: SUITE 802 CITY: SAN JUAN STATE: PR ZIP: 00901 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13D/A <SEQUENCE>1 <FILENAME>ea139115-13da1schreiber_quan.htm <DESCRIPTION>AMENDMENT NO. 1 TO SCHEDULE 13D <TEXT> Document 1 - file: ea139115-13da1schreiber_quan.htm
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