Jon Najarian Sees Unusual Option Activity In Under Armour And Snap

On CNBC's "Fast Money Halftime Report," Jon Najarian gave some unusual option activity plays.

Najarian sees unusual activity in:

• Under Armour UA April $18 calls
• Snap SNAP April $53 calls

The Under Armour calls expire on April 16 and the Snap calls expire on April 9. Najarian has a position in both of these option plays.