Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Marvell Technology Group Ltd (MRVL), where a total volume of 101,070 contracts has been traded thus far today, a contract volume which is representative of approximately 10.1 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 108% of MRVL's average daily trading volume over the past month, of 9.4 million shares. Particularly high volume was seen for the $65 strike call option expiring August 20, 2021, with 9,993 contracts trading so far today, representing approximately 999,300 underlying shares of MRVL. Below is a chart showing MRVL's trailing twelve month trading history, with the $65 strike highlighted in orange:

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

lululemon athletica inc (LULU) saw options trading volume of 13,695 contracts, representing approximately 1.4 million underlying shares or approximately 107.9% of LULU's average daily trading volume over the past month, of 1.3 million shares. Especially high volume was seen for the $345 strike call option expiring February 12, 2021, with 923 contracts trading so far today, representing approximately 92,300 underlying shares of LULU. Below is a chart showing LULU's trailing twelve month trading history, with the $345 strike highlighted in orange:

And Roku Inc (ROKU) saw options trading volume of 40,685 contracts, representing approximately 4.1 million underlying shares or approximately 105.8% of ROKU's average daily trading volume over the past month, of 3.8 million shares. Especially high volume was seen for the $460 strike put option expiring February 12, 2021, with 5,470 contracts trading so far today, representing approximately 547,000 underlying shares of ROKU. Below is a chart showing ROKU's trailing twelve month trading history, with the $460 strike highlighted in orange: