HACKETT GROUP INC

Ticker: HCKT CUSIP: 404609109 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2016

Shares 19,764 Value ($000) $327 Avg Close $15.26 Range $13.06 - $17.26

Q1 2016

Shares 19 Value ($000) $0 Avg Close $14.29 Range $12.44 - $15.84

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	19,764	$327	$15.26	$13.06 - $17.26
Q1 2016	19	$0	$14.29	$12.44 - $15.84