CRA INTL INC

Ticker: CRAI CUSIP: 12618T105 Class: Common Stock

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

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

Q4 2025

Shares 10 Value ($000) $2 Avg Close $188.07 Range $169.26 - $215.03

Q3 2025

Shares 46 Value ($000) $10 Avg Close $191.12 Range $166.85 - $213.96

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10	$2	$188.07	$169.26 - $215.03
Q3 2025	46	$10	$191.12	$166.85 - $213.96