Notable Thursday Option Activity: NOV, HAL, ADBE
May 23, 2019 at 13:20 PM EDT
Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in National Oilwell Varco Inc (NOV), where a total of 120,783 contracts have traded so far, representing approximately 12.1 million underlying shares. That amounts to about 258.8% of NOV's average daily trading volume over the past month of 4.7 million shares..