ARCOSA INC

Ticker: ACA CUSIP: 039653100 Class: Common Stock

GW&K Investment Management, LLC's Holding History (CIK: 0001082917)

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

Q4 2025

Shares 16,815 Value ($000) $2 Avg Close $100.90 Range $88.94 - $113.20

Q4 2022

Shares 7 Value ($000) $0 Avg Close $58.90 Range $52.90 - $64.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,815	$2	$100.90	$88.94 - $113.20
Q4 2022	7	$0	$58.90	$52.90 - $64.94