From Nasdaq:

Today, Union Pacific Corp (UNP) experienced noteworthy options trading activity amidst the S&P 500 index. A total of 13,221 contracts have been traded, representing 1.3 million underlying shares or 60.7% of the average daily trading volume. Quanta Services, Inc. (PWR) saw 3,404 contracts traded today, equivalent to 340,400 underlying shares or 47.5% of the average daily trading volume. In addition, Abbott Laboratories (ABT) had 18,853 contracts traded, representing 1.9 million underlying shares or 43.5% of the average daily trading volume. For more information, visit StockOptionsChannel.com. Also, view the Most Active Call & Put Options of the S&P 500.



Read more: Noteworthy Tuesday Option Activity: UNP, PWR, ABT