MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

Cartenna Capital, LP's Holding History (CIK: 0001808928)

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

Q4 2025

Shares 300,000 Value ($000) $65,211 Avg Close $209.86 Range $182.34 - $233.14

Q2 2025

Shares 300,000 Value ($000) $51,129 Avg Close $144.03 Range $99.70 - $172.71

Q4 2024

Shares 172,190 Value ($000) $23,442 Avg Close $134.07 Range $118.86 - $150.12

Q2 2023

Shares 52,500 Value ($000) $6,193 Avg Close $97.94 Range $84.80 - $118.32

Q4 2021

Shares 82,500 Value ($000) $7,613 Avg Close $91.39 Range $83.90 - $104.21

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	300,000	$65,211	$209.86	$182.34 - $233.14
Q2 2025	300,000	$51,129	$144.03	$99.70 - $172.71
Q4 2024	172,190	$23,442	$134.07	$118.86 - $150.12
Q2 2023	52,500	$6,193	$97.94	$84.80 - $118.32
Q4 2021	82,500	$7,613	$91.39	$83.90 - $104.21