CRA INTL INC

Ticker: CRAI CUSIP: 12618T105 Class: Common Stock

CSS LLC/IL's Holding History (CIK: 0001103646)

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

Q1 2021

Shares 4,892 Value ($000) $365 Avg Close $57.11 Range $46.43 - $71.14

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	4,892	$365	$57.11	$46.43 - $71.14