Amdocs Ltd. (NYSE: DOX) -- calls Active on higher implied volatility as DOX rallies on Chatter. DOX is a software & services holding company and has a market cap of $7.4 billion with long term debt of $450 million. DOX is recently up $1.23 to $36.78 on unconfirmed & renewed LBO chatter. FMD call option volume of 2,049 contracts compares to put volume of 177 contracts. DOX June option implied volatility of 31 is above its 26-week average of 27 according to Track Data, suggesting larger price risks.

First Marblehead (NYSE: FMD) -- calls active as traders hedge Wells Fargo (NYSE: WFC) chatter. FMD, a provider of outsourcing services for private and non-governmental education lending, is recently up $1.42 to $36.73. Unconfirmed speculation is circulating WFC is interested in purchasing FMD. FMD June option implied volatility of 46 is above its 26-week week average of 43 according to Track Data, suggesting slightly larger price risks.

Joy Global (NYSE: JOYG) -- call volume and volatility higher on renewed takeover chatter. JOYG is a manufacturer and service provider of surface and underground mining equipment. JOYG is recently up .99 to $53.22 on unconfirmed takeover chatter. Caterpillar Inc. (NYSE: CAT) is frequently mentioned as potential acquirer. JOYG call option volume of 2,213 contracts compares to put volume of 276 contracts. JOYG June option implied volatility of 50 is above its 26-week average of 42 according to Track Data, suggesting larger price fluctuations.

Option volume leaders today are: Yahoo Inc. (NASDAQ: YHOO), Elan Corp. (ADS) (NYSE: ELN), Apple Inc. (NASDAQ: AAPL) and Altria Group (NYSE: MO).

Daily Option Update is provided by Stock Options Specialist Paul Foster of theflyonthewall.com.