Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Costco Wholesale Corp (COST), where a total of 17,130 contracts have traded so far, representing approximately 1.7 million underlying shares. That amounts to about 88.8% of COST's average daily trading volume over the past month of 1.9 million shares. Especially high volume was seen for the $395 strike call option expiring June 04, 2021, with 2,532 contracts trading so far today, representing approximately 253,200 underlying shares of COST. Below is a chart showing COST's trailing twelve month trading history, with the $395 strike highlighted in orange:

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Today's Most Active Call & Put Options of the S&P 500 »

PVH Corp (PVH) options are showing a volume of 7,032 contracts thus far today. That number of contracts represents approximately 703,200 underlying shares, working out to a sizeable 86% of PVH's average daily trading volume over the past month, of 817,735 shares. Especially high volume was seen for the $110 strike call option expiring May 21, 2021, with 2,147 contracts trading so far today, representing approximately 214,700 underlying shares of PVH. Below is a chart showing PVH's trailing twelve month trading history, with the $110 strike highlighted in orange:

And O'Reilly Automotive, Inc. (ORLY) options are showing a volume of 4,184 contracts thus far today. That number of contracts represents approximately 418,400 underlying shares, working out to a sizeable 84.5% of ORLY's average daily trading volume over the past month, of 494,870 shares. Especially high volume was seen for the $540 strike put option expiring June 18, 2021, with 1,286 contracts trading so far today, representing approximately 128,600 underlying shares of ORLY. Below is a chart showing ORLY's trailing twelve month trading history, with the $540 strike highlighted in orange: