Nearing the halfway mark in today's session, here are the individual equity names with the most call and put buying on optionMONSTER's ActionTracker data system.
Activision Blizzard (ATVI): An investor is implementing a large bullish strategy on the videogame maker. He or she bought 30,000 February 15 calls for $0.12 and 15,000 February 13 calls for $0.50. They financed the purchase by selling 15,000 February 10 puts for $0.21. ATVI fell 1.16 percent to $11.92.
Pfizer (PFE): More than 11,000 December 26 calls were purchased, mostly for $0.25 to $0.28, as traders look for upside in the pharma giant. PFE rose 1.52 percent to $25.13.
ARM Holdings (ARMH): An investor bought 6,000 November 28 puts for $1.30 and sold an equal number of November 31 calls for $0.40. They paid $0.90 and will now profit from downside in the share price while being forced to sell above $31. ARMH rose 2.61 percent to $28.46.
