ARCOSA INC

Ticker: ACA CUSIP: 039653100 Class: Common Stock

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2025

Shares 2,271 Value ($000) $241 Avg Close $100.90 Range $88.94 - $113.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,271	$241	$100.90	$88.94 - $113.20