MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q4 2025

Shares 153,669 Value ($000) $33,403 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 186,024 Value ($000) $39,588 Avg Close $183.12 Range $160.08 - $213.66

Q2 2025

Shares 364,278 Value ($000) $62,084 Avg Close $144.03 Range $99.70 - $172.71

Q1 2025

Shares 248,676 Value ($000) $29,023 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 440,065 Value ($000) $59,910 Avg Close $134.07 Range $118.86 - $150.12

Q2 2021

Shares 19,329 Value ($000) $2,051 Avg Close $108.58 Range $93.16 - $122.33

Q1 2021

Shares 5,900 Value ($000) $553 Avg Close $85.57 Range $67.05 - $99.38

Q1 2020

Shares 185,392 Value ($000) $6,068 Avg Close $50.87 Range $22.51 - $65.00

Q4 2019

Shares 59,700 Value ($000) $3,830 Avg Close $65.85 Range $59.85 - $73.71

Q3 2019

Shares 22,600 Value ($000) $1,467 Avg Close $58.36 Range $49.23 - $66.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	153,669	$33,403	$209.86	$182.34 - $233.14
Q3 2025	186,024	$39,588	$183.12	$160.08 - $213.66
Q2 2025	364,278	$62,084	$144.03	$99.70 - $172.71
Q1 2025	248,676	$29,023	$134.92	$106.45 - $166.95
Q4 2024	440,065	$59,910	$134.07	$118.86 - $150.12
Q2 2021	19,329	$2,051	$108.58	$93.16 - $122.33
Q1 2021	5,900	$553	$85.57	$67.05 - $99.38
Q1 2020	185,392	$6,068	$50.87	$22.51 - $65.00
Q4 2019	59,700	$3,830	$65.85	$59.85 - $73.71
Q3 2019	22,600	$1,467	$58.36	$49.23 - $66.61