Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in PCM, Inc (PCMI - Get Report), where a total of 577 contracts have traded so far, representing approximately 57,700 underlying shares. That amounts to about 53.2% of PCMI's average daily trading volume over the past month of 108,375 shares. Particularly high volume was seen for the $12.50 strike call option expiring March 16, 2018, with 223 contracts trading so far today, representing approximately 22,300 underlying shares of PCMI. Below is a chart showing PCMI's trailing twelve month trading history, with the $12.50 strike highlighted in orange:

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Valero Energy Corp ( VLO) options are showing a volume of 17,002 contracts thus far today. That number of contracts represents approximately 1.7 million underlying shares, working out to a sizeable 50.4% of VLO's average daily trading volume over the past month, of 3.4 million shares. Especially high volume was seen for the $95 strike call option expiring April 06, 2018, with 11,785 contracts trading so far today, representing approximately 1.2 million underlying shares of VLO. Below is a chart showing VLO's trailing twelve month trading history, with the $95 strike highlighted in orange:

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And ZAGG Inc ( ZAGG) saw options trading volume of 1,772 contracts, representing approximately 177,200 underlying shares or approximately 45.6% of ZAGG's average daily trading volume over the past month, of 388,415 shares. Particularly high volume was seen for the $13 strike call option expiring March 16, 2018, with 184 contracts trading so far today, representing approximately 18,400 underlying shares of ZAGG. Below is a chart showing ZAGG's trailing twelve month trading history, with the $13 strike highlighted in orange:

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