Mastech Digital, Inc. — Director's Dealing 2012

May 10, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Mastech Holdings, Inc. (MHH)
CIK: 0001437226
Period of Report: 2012-05-07

Reporting Person: Meindl Edward (Senior VP - Alliances)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-07	Common Stock	M	3029	$1.15	Acquired	18180	Direct
2012-05-07	Common Stock	D	3029	$5.80	Disposed	15151	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-07	Employee Stock Option (Right to Buy)	$1.15	M	3029	Disposed	2008-10-15	Common Stock (3029)	Direct

Footnotes

F1: 5,000 shares vested on October 15, 2009. Thereafter, the options vest in twelve equal quarterly installments of 1,250 beginning on January 15, 2010.