Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in ACM Research Inc (ACMR), where a total of 2,490 contracts have traded so far, representing approximately 249,000 underlying shares. That amounts to about 57.9% of ACMR's average daily trading volume over the past month of 430,260 shares. Especially high volume was seen for the $15 strike call option expiring January 20, 2023, with 452 contracts trading so far today, representing approximately 45,200 underlying shares of ACMR. Below is a chart showing ACMR's trailing twelve month trading history, with the $15 strike highlighted in orange:

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

Rapid7 Inc (RPD) options are showing a volume of 4,266 contracts thus far today. That number of contracts represents approximately 426,600 underlying shares, working out to a sizeable 56.5% of RPD's average daily trading volume over the past month, of 754,985 shares. Particularly high volume was seen for the $55 strike call option expiring December 16, 2022, with 1,000 contracts trading so far today, representing approximately 100,000 underlying shares of RPD. Below is a chart showing RPD's trailing twelve month trading history, with the $55 strike highlighted in orange:

And FedEx Corp (FDX) options are showing a volume of 38,016 contracts thus far today. That number of contracts represents approximately 3.8 million underlying shares, working out to a sizeable 55.8% of FDX's average daily trading volume over the past month, of 6.8 million shares. Especially high volume was seen for the $149 strike call option expiring October 14, 2022, with 5,460 contracts trading so far today, representing approximately 546,000 underlying shares of FDX. Below is a chart showing FDX's trailing twelve month trading history, with the $149 strike highlighted in orange: