MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q1 2020

Shares 7,423 Value ($000) $243 Avg Close $50.87 Range $22.51 - $65.00

Q4 2019

Shares 7,423 Value ($000) $477 Avg Close $65.85 Range $59.85 - $73.71

Q3 2016

Shares 44,053 Value ($000) $1,311 Avg Close $27.42 Range $22.03 - $31.15

Q2 2016

Shares 60,734 Value ($000) $1,356 Avg Close $22.18 Range $19.13 - $24.67

Q1 2016

Shares 83,939 Value ($000) $1,699 Avg Close $16.37 Range $12.44 - $20.85

Q4 2015

Shares 79,429 Value ($000) $1,381 Avg Close $17.77 Range $15.42 - $21.10

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	7,423	$243	$50.87	$22.51 - $65.00
Q4 2019	7,423	$477	$65.85	$59.85 - $73.71
Q3 2016	44,053	$1,311	$27.42	$22.03 - $31.15
Q2 2016	60,734	$1,356	$22.18	$19.13 - $24.67
Q1 2016	83,939	$1,699	$16.37	$12.44 - $20.85
Q4 2015	79,429	$1,381	$17.77	$15.42 - $21.10