AK Steel Holding Corp. (AKS), the West Chester, OH based producer of flat rolled carbon steel, is seeing unusual Call activity this morning with investors focusing on the July 16 strike Bullish option.

Tesla Motors, Inc. (TSLA), the manufacturer of electric vehicles and advanced electric vehicle powertrain components, announced a follow-on offering of 5.3 million shares this morning with the proceeds going to the development of its crossover electric car.

Luxembourg- based steel producer Acelor Mittal (MT) is seeing unusual option activity this morning with investors focusing on the Bullish June 33 strike contracts.

MEMC Electronic Materials, Inc. (WFR), the St. Peters, MO based developer of silicon wafers for the semiconductor business, sees an opening Bullish Call buyer this morning with the June 10 strike seeing more than 10,000 contracts trade, including one block of 8,500 contracts at $.50.

Ford Motor Co. (F) sees an early Call buyer this morning with more than 15,000 June 15 strike options trading within the first half hour of today's session.

Adobe Systems Inc. (ADBE) is seeing speculative Call activity this morning with the May 35 strike Bullish option receiving a majority of the attention.

Toll Brothers Inc. (TOL), the largest luxury home builder in the U. S., sees a Bearish Call seller today with an investor opening a position in the June 20 strike option.

Morgan Stanley (MS) Calls are active this morning with the June 26 strike options receiving the most attention.

Early Call activity in titanium producer Titanium Metals Corp. (TIE) this morning with more than 13,000 Bullish contracts changing hands during the first half hour of trading.

US Airways Group Inc. (LCC) is seeing unusual Call activity today with the Bullish June 10 strike option receiving a majority of the attention.

NVIDIA Corp. (NVDA), a provider of visual computing technologies, is seeing unusual Put activity today with the recently listed May 18 weekly options receiving the most attention.

NVIDIA Corp. (NVDA), a provider of visual computing technologies, is seeing unusual Put activity today with the recently listed May 18 weekly options receiving the most attention.