PRO-DEX INC COLO

Ticker: PDEX CUSIP: 74265M205 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2016

Shares 2,100 Value ($000) $10 Avg Close $5.21 Range $4.35 - $6.68

Q2 2016

Shares 1,400 Value ($000) $8 Avg Close $4.09 Range $3.11 - $5.87

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	2,100	$10	$5.21	$4.35 - $6.68
Q2 2016	1,400	$8	$4.09	$3.11 - $5.87