Baltimore Gas & Electric Company 6.97 referred Stock (OP: )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Oct 25, 2010		97.00	97.00	97.00	0	-18.00(-15.65%)
Oct 18, 2010		115.00	115.00	115.00	0	+14.45(+14.37%)
Oct 15, 2010	100.55	100.55	100.55	100.55	19,028	+0.05(+0.05%)
Oct 14, 2010	100.50	100.50	100.50	100.50	19,028	+0.50(+0.50%)
Oct 13, 2010	100.00	100.00	100.00	100.00	200	+9.75(+10.80%)