Shares of cryptocurrency minerRiot Blockchain (RIOT) have lost nearly three-quarters of their value in the past year, but have risen in recent sessions as cryptos have trended higher. One trader sees shares moving lower in the next month. That’s based on the February $5 puts. With 35 days until expiration, 10,021 contracts traded compared to a prior open interest of 195, for a 51-fold rise in volume on the trade. The buyer of the puts paid $1.15. Shares recently traded just under $5.50, so the option is already about $0.50 in-the-money. With a 52-week low of $3.25, set just in Decemb...
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