Halozyme calls active on wide price movement Halozyme January and March 15 calls are active on 25,100 contracts (700 puts). January call option implied volatility is at 87, March is at 70, June is at 66; compared to its 26-week average of 66 according to Track Data. Active call volume suggests traders taking positions for large price movement.
News For HALO From The Last 14 Days
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