Here are some highlights from this past week's earnings coverage on BloggingStocks:

• Abercrombie & Fitch Co. (ANF) lower Q3 results still topped expectations and sent shares higher.
• Applied Materials Inc. (AMAT) posted much better-than-expected Q4 earnings, the first profit in a year.
• AstraZeneca (AZN) received an analyst's downgrade due to concerns over its earnings prospects.
• Blackstone Group (BX) received an analyst's upgrade following the company's Q3 results.
• Blockbuster Inc. (BBI) widened its net loss in Q3 and revenue and same-stores sales declined.
• Clean Energy Fuels Corp. (CLNE) shares declined after its Q3 numbers fell short of expectations.
• Consolidated Water Co. Inc. (CWCO) earnings prospects for 2010 earned it an analyst upgrade.

Yingli Green Energy (YGE) traded sharply higher Friday in the wake of its third-quarter results. The solar issue reported that its quarterly earnings contracted 18% to $17.7 million, or 12 cents per American depositary share (ADS). Excluding items, such as stock compensation, earnings weighed in at 18 cents per ADS. Revenue for the period edged 0.7% higher to arrive at $325.9 million.

Ahead of the report, analysts were looking for a profit of 16 cents per ADS on $331 million in revenue. Despite the revenue miss, YGE surged into the black right out of the gate. In addition to the stronger-than-expected profit number, traders were no doubt enthused by an 80% jump in shipments from second-quarter levels.

Yingli Green Energy (NYSE: YGE) closed at $11.74. YGE is scheduled to report Q2 EPS today. YGE August 12 straddle is priced at $1.65, September 12 straddle is priced at $2.90. YGE September option implied volatility of 100 is above its 26-week average of 91, according to Track Data, suggesting larger price movement.

Anadarko Petroleum (NYSE: APC) closed at $50.46. Crude oil futures are recently up 0.61% to $68.70 according to Bloomberg. APC September option implied volatility is at 40, November is at 41; below its 26-week average of 51, according to Track Data, suggesting decreasing price movement.

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

Today had all the earmarks in line for another solid day of sell-offs, yet the markets held ground considering the tone this morning. The good news was low inflation, the lowest in over 50 years.

But agriculture stocks were hammered on overseas competitive news about weak pricing and demand. Then came a banking downgrade from the S&P playing catch-up. Despite the mixed performance at the end of the day, this felt like a win. Here are the unofficial closing bell levels:

DJIA: 8,497.18 (-7.49)
S&P 500: 910. 71 (-1.26)
NASDAQ: 1,808.06 (+11.88)

Top Analyst Calls

Here are some highlights from this past week's earnings coverage from BloggingStocks:

• Abercrombie & Fitch Inc. (NYSE: ANF) beat Q4 earnings estimates handily, sending shares higher.
• Activision Blizzard Inc. (NASDAQ: ATVI) did well in the holiday period but offered weak guidance.
• Barclays (NYSE: BCS) one-time gains offset write-downs and said it expects to resume dividend payments.
• Boeing Co. (NYSE: BA) shares fell after it announced that it had understated its Q4 and fiscal 2008 loss.
• Coca-Cola Co. (NYSE: KO) topped Q4 earnings estimates due in part to volume gain internationally.
• Diageo (NYSE: DEO) earnings rose in the first half, but it cut its full-year forecast.
• GSI Commerce Inc. (NASDAQ: GSIC) "solid" Q4 results led to an analyst downgrade.

MOST NOTEWORTHY: Tesoro, Yingli Green Energy and Ensco were today's noteworthy upgrades:

• Deutsche Bank upgraded shares of Tesoro (NYSE: TSO) to Hold from Sell as they believe bankruptcy is not a "major danger" after meeting with management and that recent raise in indebtedness was due to rising working capital requirements combined with negative gasoline cracks.
  
• Citigroup raised Yingli Green Energy (NYSE: YGE) to Buy from Hold following the recent weakness to reflect the company's margin improvement and better visibility into 2009.
  
• Calyon upgraded shares of Ensco (NYSE: ESV) to Add from Neutral as they believe the company's increasing exposure to the deepwater market will drive earnings growth. The firm raised their target to $85 from $74.

OTHER UPGRADES:

• Petrohawk Energy (NYSE: HK) was upgraded at Lehman to Overweight from Equal Weight.
  
• Keefe Bruyette raised Sovereign Bancorp (NYSE: SOV) to Outperform from Market Perform.
  
• Tractor Supply Co (NASDAQ: TSCO) was raised to Buy from Neutral at UBS.

Yingli Green Energy (NYSE: YGE), a vertically integrated photovoltaic (PV) product manufacturer in China, closed at $24.31 Monday.

YGE June option implied volatility of 78 is below its 26-week average of 88 according to Track Data, suggesting decreasing price movement.

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

MOST NOTEWORTHY: Suntech Power, Premier Exhibitions and the Homebuilders Sector were today's noteworthy initiations:

• Citigroup named Suntech Power Holding (NYSE: STP) their top pick for China solar due to its leading scale and technology roadmap for higher cell efficiency, initiating shares with a Buy rating and $55 target.
  
• Merriman believes Premier Exhibitions (NASDAQ: PRXI) can move to the $14.50-$17.00 through the continued monetization of the company's current tours, the launching of additional tours and the value of the Titanic artifacts on hand. The firm started shares with a Buy rating.
  
• Lehman initiated D.R. Horton (NYSE: DHI), Ryland Group (NYSE: RYL), Toll Brothers (NYSE: TOL) with Overweight ratings and an $18 target, $31 target and $27 target; KB Home (NYSE: KBH) with an Equal Weight rating and $24 target; and Hovnanian Enterprises (NYSE: HOV) with an Underweight rating and $8 target.

OTHER INITIATIONS:

• Citigroup initiated Yingli Green Energy (NYSE: YGE) with a Hold rating and $24 target.
  
• UBS initiated Citrix Systems (NASDAQ: CTXS) with a Neutral rating and $38 target.
  
• JP Morgan initiated Biodel (NASDAQ: BIOD) with an Overweight rating.

MOST NOTEWORTHY: Golar LNG, Yingli Green Energy and Bill Barrett were today's noteworthy downgrades:

• Jefferies downgraded shares of Golar LNG (NASDAQ: GLNG) to Hold from Buy on valuation, as they see limited upside over the next 12 months.
  
• Banc of America downgraded shares of Yingli Green Energy (NYSE: YGE) to Neutral from Buy on difficult fundamentals, as they believe solar industry gross margins will continue to contract due to silicon competition and decelerating demand in Spain and Germany.
  
• SunTrust lowered Bill Barrett Corporation (NYSE: BBG) to Neutral from Buy based on valuation and lack of near-term exploration catalysts.

OTHER DOWNGRADES:

• Autodesk (NASDAQ: ADSK) was lowered to Accumulate from Buy at ThinkEquity.
  
• Goldman removed Oneok (NYSE: OKE) from its Conviction Buy List.
  
• Merrill Lynch downgraded Boardwalk Pipeline Partners (NYSE: BWP) to Sell from Buy.

Yingli Green Energy (NYSE: YGE), a vertically integrated photovoltaic (PV) product manufacturer in China, closed at $34.23 Monday.

Photovoltaic (PV) Technology Show and Conference 2008 is being held this week in Shenzhen, China this week.

YGE February option implied volatility of 92 is above its 18-week average of 85 according to Track Data, suggesting price movement.

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

MOST NOTEWORTHY: Earthlink, NetSuite and Gramercy Capital were today's noteworthy initiations:

• B. Riley assumed coverage of Earthlink (NASDAQ: ELNK) with a Buy rating and $10.60 target, as they view the leading dial-up and broadband ISP as an attractive value-play.
  
• Citigroup initiated shares of NetSuite (NYSE: N) with a Sell rating, as they believe the current valuation implies the company needs to show significant upside.
  
• Gramercy Capital (NYSE: GKK) was initiated with an Overweight rating at JP Morgan on valuation and dividend yield.

OTHER INITIATIONS:

• Goldman started Fiserve (NASDAQ: FISV) with a Buy rating.
  
• Merrill initiated Yingli Green Energy (NYSE: YGE) with a Buy rating.
  
• Roche (OTC: RHHBY) was assumed with a Buy rating at Societe Generale.