Mastech Digital, Inc.

MHH·AMEX·$6.60Share Price as of 11/2·$79MMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/30/26 10-QQ2 ended 06/30/2608/06/26 10-QQ1 ended 03/31/2605/15/26 10-KFY 202503/18/26 10-QQ3 ended 09/30/2511/13/25

Disclosures

8-KCurrent report10/30/26 8-KCurrent report08/14/26 8-KCurrent report08/06/26 8-KCurrent report05/18/26 8-KCurrent report05/15/26

Prospectuses and Registrations

S-8Registration of securities for employees02/13/26 S-8Registration of securities for employees12/16/24 S-8Registration of securities for employees05/17/24 S-3/AShelf registration (amended)09/24/20 S-3/AShelf registration (amended)09/22/20

Proxies

DEF 14ADefinitive proxy04/09/26 DEF 14ADefinitive proxy04/09/25 DEF 14ADefinitive proxy04/12/24 DEF 14ADefinitive proxy04/07/23 DEF 14ADefinitive proxy04/08/22

Ownership

SC 13G/ABeneficial ownership (amended)10/22/26 Form 4Insider transaction10/21/26 Form 4Insider transaction08/24/26 Form 4Insider transaction08/12/26 Form 4Insider transaction04/27/26

Other

ARSAnnual report to shareholders04/09/26 11-KEmployee stock purchase plan report03/18/26 ARSAnnual report to shareholders04/09/25 11-KEmployee stock purchase plan report03/28/25 UPLOADLetter from the SEC10/03/24