MASTECH DIGITAL INC

Ticker: MHH CUSIP: 57633B100 Class: Common Stock

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q1 2021

Shares 110 Value ($000) $2 Avg Close $17.08 Range $15.33 - $19.50

Q4 2020

Shares 613 Value ($000) $10 Avg Close $18.06 Range $15.38 - $22.98

Q3 2020

Shares 184 Value ($000) $4 Avg Close $20.88 Range $17.00 - $26.08

Q2 2020

Shares 311 Value ($000) $7 Avg Close $17.73 Range $7.85 - $29.98

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	110	$2	$17.08	$15.33 - $19.50
Q4 2020	613	$10	$18.06	$15.38 - $22.98
Q3 2020	184	$4	$20.88	$17.00 - $26.08
Q2 2020	311	$7	$17.73	$7.85 - $29.98