A 20% increase (slightly less than today's movement) would have it over 50 cents during day 20 of the 30 mentioned. Definitely possible, just very unlikely.
$ ERBB $ I hear you brah! I sold the last of my freebies today. It took me three years of trading this ticker, but in the end I decided the SS was just to crazy for me. Good luck to all you ERBB stock holders.
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