COLUMBUS MCKINNON CORP N Y

Ticker: CMCO CUSIP: 199333105 Class: Common Stock

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q4 2017

Shares 3,276 Value ($000) $131 Avg Close $35.83 Range $33.55 - $38.80

Q1 2015

Shares 312 Value ($000) $8 Avg Close $23.65 Range $20.96 - $25.93

Q2 2014

Shares 136 Value ($000) $4 Avg Close $24.97 Range $22.87 - $28.27

Q1 2014

Shares 236 Value ($000) $6 Avg Close $23.62 Range $22.06 - $24.98

Q4 2013

Shares 152 Value ($000) $4 Avg Close $23.80 Range $20.82 - $25.83

Q3 2013

Shares 308 Value ($000) $7 Avg Close $20.91 Range $19.36 - $23.22

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	3,276	$131	$35.83	$33.55 - $38.80
Q1 2015	312	$8	$23.65	$20.96 - $25.93
Q2 2014	136	$4	$24.97	$22.87 - $28.27
Q1 2014	236	$6	$23.62	$22.06 - $24.98
Q4 2013	152	$4	$23.80	$20.82 - $25.83
Q3 2013	308	$7	$20.91	$19.36 - $23.22