Increasing unusual option volume: GERN REI CMI ATMU SOUN ALGM TMC RXT

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Geron Corp (NASDAQ: GERN) Delayed: 1.56 -0.03 (1.89%)
Previous Close $1.59    52 Week High $5.30 
Open $1.58    52 Week Low $1.81 
Day High $1.59    P/E N/A 
Day Low $1.54    EPS $-0.35 
Volume 3,049,954