CRA INTL INC

Ticker: CRAI CUSIP: 12618T105 Class: Common Stock

PEAK6 LLC's Holding History (CIK: 0001389958)

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

Q2 2025

Shares 2,549 Value ($000) $478 Avg Close $177.34 Range $151.29 - $194.49

Q1 2025

Shares 2,486 Value ($000) $431 Avg Close $183.30 Range $167.96 - $211.67

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	2,549	$478	$177.34	$151.29 - $194.49
Q1 2025	2,486	$431	$183.30	$167.96 - $211.67