Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Cullen/Frost Bankers, Inc. (CFR - Get Report), where a total volume of 2,529 contracts has been traded thus far today, a contract volume which is representative of approximately 252,900 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 75.3% of CFR's average daily trading volume over the past month, of 336,070 shares. Especially high volume was seen for the $95 strike call option expiring January 19, 2018, with 1,225 contracts trading so far today, representing approximately 122,500 underlying shares of CFR. Below is a chart showing CFR's trailing twelve month trading history, with the $95 strike highlighted in orange:

Loading+chart++2018+TickerTech.com

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

OFG Bancorp ( OFG) saw options trading volume of 2,402 contracts, representing approximately 240,200 underlying shares or approximately 74.6% of OFG's average daily trading volume over the past month, of 321,965 shares. Especially high volume was seen for the $10 strike call option expiring February 16, 2018, with 2,401 contracts trading so far today, representing approximately 240,100 underlying shares of OFG. Below is a chart showing OFG's trailing twelve month trading history, with the $10 strike highlighted in orange:

Loading+chart++2018+TickerTech.com

And Caesarstone Ltd ( CSTE) saw options trading volume of 2,060 contracts, representing approximately 206,000 underlying shares or approximately 74.5% of CSTE's average daily trading volume over the past month, of 276,510 shares. Particularly high volume was seen for the $22.50 strike put option expiring July 20, 2018, with 590 contracts trading so far today, representing approximately 59,000 underlying shares of CSTE. Below is a chart showing CSTE's trailing twelve month trading history, with the $22.50 strike highlighted in orange:

Loading+chart++2018+TickerTech.com

For the various different available expirations for CFR options, OFG options, or CSTE options, visit StockOptionsChannel.com.