Put option volume increases: OPEN QID ESV RRD

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Ensco plc (NYSE: ESV) Delayed: 8.27 --0 (-0%)
Previous Close $8.27    52 Week High $18.32 
Open $34.55    52 Week Low $6.50 
Day High $8.27    P/E 1.36 
Day Low $8.27    EPS $6.09 
Volume      

OPENTABLE (NASDAQ: OPEN) Delayed: 3.87 -0.51 (11.64%)
Previous Close $4.38    52 Week High $106.30 
Open $4.28    52 Week Low $61.67 
Day High $4.30    P/E 2.78 
Day Low $3.84    EPS $1.39 
Volume 70,115,681       

PROSHARES ULTRASHORT QQQ (NYSE: QID) Delayed: 15.35 +0.62 (4.21%)
Previous Close $14.73    52 Week High $40.21 
Open $15.18    52 Week Low $23.82 
Day High $15.47    P/E N/A 
Day Low $15.02    EPS $0.00 
Volume 14,330,221       

RR Donnelley & Sons Co. (NYSE: RRD) Delayed: 10.84 --0 (-0%)
Previous Close $10.84    52 Week High $24.64 
Open $59.52    52 Week Low $12.07 
Day High $10.84    P/E N/A 
Day Low $10.84    EPS $-4.11 
Volume 119,192