Increasing unusual option volume: OPTT LODE LBRT CMP SLNO AMKR STEM

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STEMCELLS (NYSE: STEM) Delayed: 8.22 +0.54 (7.03%)
Previous Close $7.68    52 Week High $3.08 
Open $7.96    52 Week Low $0.21 
Day High $8.32    P/E N/A 
Day Low $7.71    EPS $-0.49 
Volume 123,787