3D Systems (DDD) call volume and IV increases into EPS

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3D SYSTEMS CORP (NYSE: DDD) Delayed: 3.36 -0.02 (0.59%)
Previous Close $3.38    52 Week High $19.76 
Open $3.37    52 Week Low $6.00 
Day High $3.40    P/E 4.73 
Day Low $3.27    EPS $0.71 
Volume 733,555