Increasing unusual call option volume: EWW CRSR CENX BROS IAU TEM

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StemCells, Inc. (NASDAQ: TEM) Delayed: 60.19 +1.45 (2.47%)
Previous Close $58.74    52 Week High $0.45 
Open $59.47    52 Week Low $0.37 
Day High $60.38    P/E N/A 
Day Low $58.48    EPS $-0.31 
Volume 1,928,433