Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Interactive Brokers Group Inc - Class A (IBKR), where a total volume of 8,235 contracts has been traded thus far today, a contract volume which is representative of approximately 823,500 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 68.7% of IBKR's average daily trading volume over the past month, of 1.2 million shares. Particularly high volume was seen for the $110 strike call option expiring April 19, 2024, with 2,056 contracts trading so far today, representing approximately 205,600 underlying shares of IBKR. Below is a chart showing IBKR's trailing twelve month trading history, with the $110 strike highlighted in orange:

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

LendingTree Inc (TREE) saw options trading volume of 1,782 contracts, representing approximately 178,200 underlying shares or approximately 67% of TREE's average daily trading volume over the past month, of 265,840 shares. Particularly high volume was seen for the $35 strike call option expiring April 19, 2024, with 356 contracts trading so far today, representing approximately 35,600 underlying shares of TREE. Below is a chart showing TREE's trailing twelve month trading history, with the $35 strike highlighted in orange:

And Portillos Inc (PTLO) saw options trading volume of 4,242 contracts, representing approximately 424,200 underlying shares or approximately 66.4% of PTLO's average daily trading volume over the past month, of 639,335 shares. Especially high volume was seen for the $15 strike call option expiring March 15, 2024, with 1,337 contracts trading so far today, representing approximately 133,700 underlying shares of PTLO. Below is a chart showing PTLO's trailing twelve month trading history, with the $15 strike highlighted in orange: