MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 7,111,254 Value ($000) $1,545,773 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 7,743,365 Value ($000) $1,647,866 Avg Close $183.12 Range $160.08 - $213.66

Q2 2025

Shares 8,164,167 Value ($000) $1,391,419 Avg Close $144.03 Range $99.70 - $172.71

Q1 2025

Shares 7,671,239 Value ($000) $895,310 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 7,293,320 Value ($000) $992,913 Avg Close $134.07 Range $118.86 - $150.12

Q3 2024

Shares 6,045,266 Value ($000) $744,172 Avg Close $109.17 Range $89.96 - $127.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,111,254	$1,545,773	$209.86	$182.34 - $233.14
Q3 2025	7,743,365	$1,647,866	$183.12	$160.08 - $213.66
Q2 2025	8,164,167	$1,391,419	$144.03	$99.70 - $172.71
Q1 2025	7,671,239	$895,310	$134.92	$106.45 - $166.95
Q4 2024	7,293,320	$992,913	$134.07	$118.86 - $150.12
Q3 2024	6,045,266	$744,172	$109.17	$89.96 - $127.97