Put option volume increases: KEY MDR EXC APOL

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Apollo Group, Inc. (NASDAQ: APOL) Delayed: 10.00 --0 (-0%)
Previous Close $10.00    52 Week High $9.50 
Open $37.80    52 Week Low $6.31 
Day High $10.00    P/E 5.32 
Day Low $10.00    EPS $1.88 
Volume 5,567       

Exelon Corp. (NASDAQ: EXC) Delayed: 45.06 -0.24 (0.53%)
Previous Close $45.30    52 Week High $37.70 
Open $45.16    52 Week Low $25.09 
Day High $45.72    P/E 22.53 
Day Low $45.01    EPS $2.00 
Volume 4,863,437       

KeyCorp (NYSE: KEY) Delayed: 21.85 -0.25 (1.13%)
Previous Close $22.10    52 Week High $17.07 
Open $22.04    52 Week Low $9.88 
Day High $22.08    P/E 23.49 
Day Low $21.83    EPS $0.93 
Volume 13,390,570       

MCDERMOTT INTERNATIONAL (NYSE: MDR) Delayed: 0.70 --0 (-0%)
Previous Close $0.70    52 Week High $5.94 
Open $25.99    52 Week Low $2.20 
Day High $0.70    P/E N/A 
Day Low $0.70    EPS $-0.63 
Volume 849,750