Jon Najarian Sees Unusual Options Activity In Affirm, Dynatrace

Jon Najarian said on CNBC's "Fast Money Halftime Report" that traders were buying the October 1, $130 calls in Affirm Holdings Inc AFRM in big numbers on Monday. Buying calls is the right way to play it because the stock had a big run and it is trading close to its highs, he added.

Options traders were also buying the November $75 calls in Dynatrace Inc DT in the first half of the trading session on Monday. Najarian decided to follow the trade.