Noteworthy Friday Option Activity: TRIP, COF, MA

Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Tripadvisor Inc (TRIP), where a total of 20,434 contracts have traded so far, representing approximately 2.0 million underlying shares. That amounts to about 155.3% of TRIP's average daily trading volume over the past month of 1.3 million shares..