ARCOSA INC

Ticker: ACA CUSIP: 039653100 Class: Common Stock

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q3 2025

Shares 79 Value ($000) $7 Avg Close $92.88 Range $81.83 - $100.37

Q2 2025

Shares 53 Value ($000) $5 Avg Close $83.52 Range $67.96 - $91.29

Q1 2025

Shares 29 Value ($000) $2 Avg Close $91.54 Range $75.61 - $103.61

Q1 2021

Shares 29,501 Value ($000) $1,920 Avg Close $60.52 Range $52.78 - $67.47

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	79	$7	$92.88	$81.83 - $100.37
Q2 2025	53	$5	$83.52	$67.96 - $91.29
Q1 2025	29	$2	$91.54	$75.61 - $103.61
Q1 2021	29,501	$1,920	$60.52	$52.78 - $67.47