Increasing unusual option volume: RAMP XPO SKY MMC SIEN CIEN CCJ

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CIENA CORPORATION (NYSE: CIEN) Delayed: 344.25 --0 (-0%)
Previous Close $344.25    52 Week High $25.46 
Open $344.25    52 Week Low $15.62 
Day High $344.25    P/E N/A 
Day Low $344.25    EPS $-0.83 
Volume 31,573