Calls							Days until expiration: 10
Symbol & Strike	Last	Chng	%Chng	High	Low	Bid	Ask	Volume	Open Int
CHE Feb 20 2010 40.00	8.50	—	—	8.50	8.50	7.70	8.50	10	10
CHE Feb 20 2010 45.00	2.50	-1.40	-35.90	2.50	2.50	3.00	3.70	10	41
CHE Feb 20 2010 50.00	0.45	0.05	12.50	0.50	0.45	0.35	0.65	60	264

Puts						Bold and highlighted options are "At the Money"
Symbol & Strike	Last	Chng	%Chng	High	Low	Bid	Ask	Volume	Open Int
CHE Feb 20 2010 40.00	0.15	-0.30	-66.67	0.15	0.15	0.05	0.15	50	500
CHE Feb 20 2010 45.00	0.65	0.15	30.00	0.65	0.65	0.10	0.45	2	3
CHE Feb 20 2010 50.00	3.40	—	—	3.40	3.40	2.15	3.10	10	10
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