<SEC-DOCUMENT>0001544509-14-000016-index.html : 20140925 <SEC-HEADER>0001544509-14-000016.hdr.sgml : 20140925 <ACCEPTANCE-DATETIME>20140924180415 ACCESSION NUMBER: 0001544509-14-000016 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 3 FILED AS OF DATE: 20140925 DATE AS OF CHANGE: 20140924 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Mastech Holdings, Inc. CENTRAL INDEX KEY: 0001437226 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-MANAGEMENT CONSULTING SERVICES [8742] IRS NUMBER: 262753540 STATE OF INCORPORATION: PA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-84265 FILM NUMBER: 141119182 BUSINESS ADDRESS: STREET 1: 1000 COMMERCE DRIVE STREET 2: SUITE 500 CITY: PITTSBURGH STATE: PA ZIP: 15275 BUSINESS PHONE: 412-787-2100 MAIL ADDRESS: STREET 1: 1000 COMMERCE DRIVE STREET 2: SUITE 500 CITY: PITTSBURGH STATE: PA ZIP: 15275 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: AB Value Management LLC CENTRAL INDEX KEY: 0001544509 IRS NUMBER: 274252857 STATE OF INCORPORATION: NJ FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 84 ELM STREET CITY: WESTFIELD STATE: NJ ZIP: 07090 BUSINESS PHONE: 7327017008 MAIL ADDRESS: STREET 1: 84 ELM STREET CITY: WESTFIELD STATE: NJ ZIP: 07090 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G <SEQUENCE>1 <FILENAME>sc13g.htm <TEXT> Document 1 - file: sc13g.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-1 <SEQUENCE>2 <FILENAME>ex991.htm <TEXT> Document 2 - file: ex991.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-2 <SEQUENCE>3 <FILENAME>ex992.htm <TEXT> Document 3 - file: ex992.htm
</DOCUMENT> </SEC-DOCUMENT>