Sohu.com (NASDAQ: SOHU), Chinese portal, closed at $82.24 Monday.

SOHU overall option implied volatility of 62 is near its 26-week average according to Track Data, suggesting non-directional price risk.

Energy Conversion (NASDAQ: ENER), a builder of commercial rooftop photovoltaics, closed at $56.58 Monday.

ENER June option implied volatility of 60 is near its 26-week average of 61 according to Track Data, suggesting slightly decreasing price risk.

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

MOST NOTEWORTHY: MasterCard Inc (MA), Domino's Pizza, Inc (DPZ), STEC, Inc (STEC) were some of today's more notable initiations:

• Suntrust initiated MasterCard Inc (NYSE: MA) with a Buy rating and $130 target, believing the company is the best positioned to benefit from the secular shift from cash to e-payments at the point of sales.

• Domino's Pizza Inc (NYSE: DPZ) was initiated with an Outperform rating and $38 target at Friedman Billings.

• AG Edwards initiated STEC Inc (NASDAQ: STEC) with a Buy rating and $12 target. The firm feels shares are undervalued and that the company's growth profile and profitability should dramatically improve post-consumer business sale and revenue recognition change.

OTHER INITIATIONS:

• California Pizza Kitchen (NASDAQ: CPKI) was initiated with a Market Perform rating and $35 target at Friedman Billings.

• Stanford believes Watts Water Technologies, Inc (NYSE: WTS) is one of the more compelling names in the water infrastructure space and initiated shares with a Buy rating and $42 target.

• Morgan Keegan believes Horizon Lines Inc's (NYSE: HRZ) earnings potential has yet to be realized and initiated shares with an Outperform rating.

• Lazard initiated several solar power companies with Buy ratings: SunPower Corp (NASDAQ: SPWR), First Solar, Inc (NASDAQ: FSLR), Evergreen Solar, Inc (NASDAQ: ESLR) and Energy Conversion Devices, Inc (NASDAQ: ENER).

Analyst summaries provided by TheFlyOnTheWall.com (subscription required).