MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

Aventail Capital Group, LP's Holding History (CIK: 0001803822)

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

Q4 2025

Shares 18,838 Value ($000) $4,095 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 104,731 Value ($000) $22,288 Avg Close $183.12 Range $160.08 - $213.66

Q1 2025

Shares 15,456 Value ($000) $1,804 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 15,000 Value ($000) $2,042 Avg Close $134.07 Range $118.86 - $150.12

Q1 2024

Shares 96,761 Value ($000) $9,023 Avg Close $76.04 Range $60.96 - $94.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	18,838	$4,095	$209.86	$182.34 - $233.14
Q3 2025	104,731	$22,288	$183.12	$160.08 - $213.66
Q1 2025	15,456	$1,804	$134.92	$106.45 - $166.95
Q4 2024	15,000	$2,042	$134.07	$118.86 - $150.12
Q1 2024	96,761	$9,023	$76.04	$60.96 - $94.82