Increasing unusual option volume: IBRX MRAM UMC DAWN CRVS

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(NASDAQ: MRAM) Delayed: 25.69 -1.42 (5.24%)
Previous Close $27.11    52 Week High $9.99 
Open $28.29    52 Week Low $6.15 
Day High $28.85    P/E N/A 
Day Low $24.47    EPS $0.00 
Volume 2,321,188