GRAHAM CORP

Ticker: GHM CUSIP: 384556106 Class: COM

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

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

Q4 2016

Shares 2 Value ($000) $0 Avg Close $18.20 Range $15.24 - $21.43

Q3 2016

Shares 1,402 Value ($000) $27 Avg Close $16.68 Range $15.65 - $18.60

Q3 2015

Shares 4,800 Value ($000) $85 Avg Close $15.73 Range $13.65 - $17.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	2	$0	$18.20	$15.24 - $21.43
Q3 2016	1,402	$27	$16.68	$15.65 - $18.60
Q3 2015	4,800	$85	$15.73	$13.65 - $17.82