MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q4 2023

Shares 131 Value ($000) $10 Avg Close $62.54 Range $44.65 - $76.56

Q3 2023

Shares 131 Value ($000) $9 Avg Close $99.67 Range $71.61 - $123.33

Q3 2021

Shares 55 Value ($000) $4 Avg Close $94.87 Range $85.11 - $107.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	131	$10	$62.54	$44.65 - $76.56
Q3 2023	131	$9	$99.67	$71.61 - $123.33
Q3 2021	55	$4	$94.87	$85.11 - $107.25