Increasing unusual call option volume: PSX XLI HALO ARRY SATS SHLS AVTR

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Halozyme Therapeutics, Inc. (NASDAQ: HALO) Delayed: 71.15 +1.53 (2.20%)
Previous Close $69.62    52 Week High $18.39 
Open $70.12    52 Week Low $6.96 
Day High $71.87    P/E N/A 
Day Low $69.73    EPS $-0.58 
Volume 1,945,892