Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Masonite International Corp (DOOR), where a total of 7,842 contracts have traded so far, representing approximately 784,200 underlying shares. That amounts to about 194.6% of DOOR's average daily trading volume over the past month of 402,940 shares. Especially high volume was seen for the $130 strike call option expiring February 16, 2024, with 1,611 contracts trading so far today, representing approximately 161,100 underlying shares of DOOR. Below is a chart showing DOOR's trailing twelve month trading history, with the $130 strike highlighted in orange:

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

Amazon.com Inc (AMZN) options are showing a volume of 906,519 contracts thus far today. That number of contracts represents approximately 90.7 million underlying shares, working out to a sizeable 181% of AMZN's average daily trading volume over the past month, of 50.1 million shares. Especially high volume was seen for the $175 strike call option expiring February 09, 2024, with 74,357 contracts trading so far today, representing approximately 7.4 million underlying shares of AMZN. Below is a chart showing AMZN's trailing twelve month trading history, with the $175 strike highlighted in orange:

And Enphase Energy Inc. (ENPH) saw options trading volume of 92,778 contracts, representing approximately 9.3 million underlying shares or approximately 178.8% of ENPH's average daily trading volume over the past month, of 5.2 million shares. Particularly high volume was seen for the $125 strike call option expiring February 09, 2024, with 8,568 contracts trading so far today, representing approximately 856,800 underlying shares of ENPH. Below is a chart showing ENPH's trailing twelve month trading history, with the $125 strike highlighted in orange: