MASTECH DIGITAL INC

Ticker: MHH CUSIP: 57633B100 Class: Common Stock

Spark Investment Management LLC's Holding History (CIK: 0001554871)

Note: Option positions (PUT/CALL) are excluded.

Q3 2018

Shares 12,646 Value ($000) $121 Avg Close $9.76 Range $7.67 - $11.49

Q1 2015

Shares 10,000 Value ($000) $90 Avg Close $4.92 Range $4.26 - $5.75

Q3 2014

Shares 10,200 Value ($000) $104 Avg Close $6.33 Range $5.01 - $8.46

Q2 2014

Shares 12,400 Value ($000) $188 Avg Close $8.01 Range $6.83 - $8.89

Q1 2014

Shares 16,300 Value ($000) $226 Avg Close $6.92 Range $6.50 - $7.32

Q4 2013

Shares 17,000 Value ($000) $237 Avg Close $6.69 Range $4.48 - $9.99

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	12,646	$121	$9.76	$7.67 - $11.49
Q1 2015	10,000	$90	$4.92	$4.26 - $5.75
Q3 2014	10,200	$104	$6.33	$5.01 - $8.46
Q2 2014	12,400	$188	$8.01	$6.83 - $8.89
Q1 2014	16,300	$226	$6.92	$6.50 - $7.32
Q4 2013	17,000	$237	$6.69	$4.48 - $9.99