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

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Halozyme Therapeutics, Inc. (NASDAQ: HALO) Delayed: 76.11 -0.09 (0.12%)
Previous Close $76.20    52 Week High $18.39 
Open $75.94    52 Week Low $6.96 
Day High $76.99    P/E N/A 
Day Low $74.52    EPS $-0.58 
Volume 1,822,552