Increasing unusual call option volume: URNM ERIC SANM ARBE ZSL IGV SLVR

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(NASDAQ: SLVR) Delayed: 62.20 +5.14 (9.01%)
Previous Close $57.06    52 Week High
Open $59.95    52 Week Low
Day High $62.36    P/E N/A 
Day Low $59.93    EPS
Volume 256,659