Applied Materials (AMAT) is the world's largest semiconductor producer. The company has diversified and is producing solar power cells, but its main revenue stream is still mainly coming from crystalline silicon technology.

The company had blowout earnings in the fiscal first quarter, with income of $506 million or 38 cents a share, up from $83 million or six cents a share a year earlier, as reported in the Wall Street Journal. Revenue rose 45% to $2.69 billion from $1.95 billion.

Analyst Upgrades

• Applied Materials (AMAT) to overweight from neutral at Piper Jaffray.
• Air Products (APD) to buy from hold at Citigroup.
• Youku.com (YOKU) and Pinnacle West (PNW) to buy from neutral at Goldman.
• Stryker (SYK) and Zimmer (ZMH) to buy from neutral at UBS.
• Zions Bancorp (ZION) to outperform from neutral at Macquarie.
• Alnylam (ALNY) to buy from hold at Needham.
• AK Steel (AKS) to buy from hold at KeyBanc.

Analyst Upgrades

• Oracle (ORCL) to outperform from perform at Oppenheimer.
• Accenture (ACN) to buy from hold at Jefferies.
• Advanced Energy (AEIS) and Applied Materials (AMAT) to overweight from equal weight at Barclays.
• Spreadtrum (SPRD) to buy from hold at Auriga.
• Healthcare Realty Trust (HR) and Tortoise Energy Capital (TYY) to outperform from neutral at RW Baird.
• Global Payments (GPN) to equal weight from underweight at Morgan Stanley.
• CBS (CBS) to buy from neutral at BofA/Merrill.
• Sonic (SONC) to outperform from neutral at Cowen.

Applied Materials (AMAT) is expected to report Q4 EPS on Nov. 17. November put option implied volatility is at 44, January is at 29, compared to its 26-week average of 33, according to Track Data, suggesting decreasing price movement after EPS.

Ford (F) options volume and volatility increases into GM IPO. Nov. 18 and Dec. 18 calls were active. November option implied volatility is at 72, December is at 49, January is at 48, compared to its 26-week average of 39, according to Track Data, suggesting larger near-term price movement.

CBOE Volatility Index (VIX) is recently up 11.5% to 22.53.

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

Analyst Upgrades

• Wunderlich upgraded Granite Construction (GVA) to buy from hold, citing valuation and expected positive catalysts in 2011. The firm has a $29 price target for shares.
• Jefferies upgraded WuXi PharmaTech (WX) to buy from hold following the Q2 report, citing continued strength in China-based lab services growth. The firm has an $18 target on shares.
• BMO Capital upgraded Newell Rubbermaid (NWL) to outperform from market perform following capital structure actions. The firm has a $20 price target on the stock.
• Energizer (ENR) was upgraded to overweight from equal weight at Morgan Stanley.
• Cephalon (CEPH) was upgraded to buy from neutral at BofA/Merrill.
• Dycom (DY) was upgraded to outperform from market perform at Morgan Keegan.

"SPDR Morgan Stanley Technology (MTK) has been one of our top ETF recommendations in recent months," says Nathan Slaughter, who reviews the exchange-traded fund along with some of its primary holdings.

The editor of The ETF Authority suggests, "The latest financials from some of the heaviest hitters in the field have reaffirmed our confidence in this sector of the market.

"For example, a few months ago, Taiwan Semiconductor (TSM) was cheering spectacular +133% first quarter sales growth.

"We've been holding off adding Applied Materials (AMAT) for the last several weeks in hopes that we'd be presented with a more attractive entry point; that price level has materialized, and now's the time to add this semiconductor giant to our portfolio," says Jonas Elmeraji.

The editor of The Rhino Stock Alert explains, "From the emergent technologies coming out of its research and development department to the consistent revenue streams from Applied's semiconductor equipment business, this firm has the value case and growth prospects to warrant a significantly higher share price.

Below are some highlights from this past week's earnings coverage on BloggingStocks. Click through to the original posts for more details.

• Abercrombie & Fitch Co. (ANF) shares sold off after it posted a narrower Q1 net loss, but same-store sales rose.
• Applied Materials Inc. (AMAT) swung from a year-ago loss to a Q2 profit that was better than expected.
• Deere & Co. (DE) reported better-than-expected Q2 earnings and improved sales, and raised its full-year outlook.
• Dell Inc. (DELL) posted better-than-expected Q1 earnings, but the gross margin was disappointing, and shares fell.
• GameStop Corp. (GME) higher Q1 earnings beat consensus estimates but same-store sales declined.
• Gap Inc. (GPS) said its higher Q1 earnings beat expectations while revenue fell in line with estimates.

Bronte Capital recently expressed a bit of negative sentiment regarding First Solar (FSLR). Well, if there's anything I find more fun than assessing a company's strengths and weaknesses, it's analyzing the statements issued by stock analysts. Now, let's have some fun.

First, understand that Bronte Capital has issued its statement from an openly declared short position. In essence that means Bronte will tell you what it needs to in order to cover said position. Can you say biased opinion? Bronte Capital can.