Analyst Upgrades

• Akamai (AKAM) to overweight from neutral at Piper Jaffray.
• Las Vegas Sands (LVS) to buy from neutral at UBS.
• Aetna (AET) to Outperform from market perform at Leerink.
• Hot Topic (HOTT) to buy from neutral at Janney Capital.
• Colonial Properties (CLP) upgraded to Outperform from market perform at FBR Capital and to buy from hold at Citigroup.
• Altera (ALTR) to buy from hold at Citigroup.
• American Reprographics (ARC), CarMax (KMX) and American Campus (ACC) to outperform from neutral at RW Baird.
• Zebra Tech (ZBRA) to neutral from underweight at JPMorgan.
• IMAX (IMAX) to buy from hold at Canaccord.
• Basic Energy (BAS) to neutral from sell at Goldman.
• Mednax (MD) to buy from neutral at BofA/Merrill.
• UTi Worldwide (UTIW) to buy from hold at Stifel Nicolaus.

Analyst Upgrades

• Molycorp (MCP) to overweight from neutral at JPMorgan.
• Humana (HUM), HealthSpring (HS) and UnitedHealth (UNH) to buy from neutral at UBS.
• Williams Cos. (WMB) to conviction buy from neutral and UBS (UBS) to buy from neutral at Goldman.
• China Kanghui (KH) to overweight from neutral at Piper Jaffray.
• Arthur J. Gallagher (AJG) to buy from hold at Citigroup.
• Armstrong World (AWI) to buy from hold at BB&T.
• Time Warner (TWX) to buy from hold at Benchmark Co.
• Calpine (CPN) to overweight from equal weight at Barclays.
• 3M Company (MMM) to neutral from underperform and Kirby (KEX) to buy from underperform at BofA/Merrill.

Analyst Upgrades

• Aetna (AET) to buy from neutral at Goldman.
• Kellogg (K) to buy from neutral at UBS.
• PetSmart (PETM) to outperform from market perform at JMP Securities.
• NetApp (NTAP) and Scripps Networks (SNI) to buy from hold at Wunderlich.
• Thoratec (THOR) to buy from hold at Auriga.
• ArcelorMittal (MT) to overweight from neutral at HSBC.
• Bristol-Myers (BMY) to outperform from neutral at Cowen.
• Eaton Vance (EV) to neutral from sell at Ticonderoga.
• Adtran (ADTN) to buy from underperform at BofA/Merrill.

Analyst Upgrades

• Exxon Mobil (XOM) and BB&T (BBT) to outperform from perform at Oppenheimer.
• D.R. Horton (DHI) upgraded to outperform from market perform at Wells Fargo.
• Meritage Homes (MTH), Old Dominion Freight (ODFL) and Heartland Payment (HPY) to outperform from market perform at Wells Fargo.
• Toll Brothers (TOL) to overweight from equal weight at Barclays.
• Hershey (HSY) to buy from neutral at Janney Capital.
• UnitedHealth (UNH), Cigna (CI) and Allscripts (MDRX) to buy from hold at Deutsche Bank.
• Nationwide Health (NHP) to outperform from market perform at JMP Securities.
• Reynolds American (RAI) to buy from neutral at UBS.
• Adtran (ADTN), PG&E (PCG) and Wisconsin Energy (WEC) to overweight from equal weight at Morgan Stanley.

Insurance companies just bought themselves a year. Claiming that a proposed tax on health insurance would force them to charge higher premiums, carriers were able to convince senators to defer this particular measure for a year.

This comes as a benefit to UnitedHealth Group (UNH), WellPoint (WLP) and smaller companies writing health insurance policies. Manufacturers of medical devices have won some relief, as well, though the drug business didn't. An earlier plan to tax cosmetic medical procedures was also scrapped.

UnitedHealth (UNH) closed at $29.08 Friday, near one-year high. UnitedHealth is hosting an investor meeting on December 2. December option implied volatility is at 40; January is at 42; below its 26-week average of 48 according to Track Data, suggesting decreasing price movement.

Semiconductor Holders Trust - SMH overall volatility at 29; 26-week average is 33.

Russell 2000 - IWM overall implied volatility at 27; 26-week average is 33.

Financial Select Sector - XLF overall volatility at 34; 26-week average is 40.

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

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

• Altria Group Inc. (NYSE: MO) Q3 earnings beat by a penny but sales fell short of expectations; shares fell.
• AMR Corp. (NYSE: AMR) reported a Q3 net loss and plunging revenue but also raised $4 billion in cash.
• BB&T Corp. (NYSE: BBT) topped Q3 earnings expectations but said bad-loan provisions nearly doubled.
• Boeing Co. (NYSE: BA) missed estimates and posted a Q3 loss due to delays for a couple of jet products.
• Capital One Financial Corp. (NYSE: COF) shares rose after it reported better-than-expected Q3 numbers.
• Coca-Cola Co. (NYSE: KO) posted a better-than-expected Q3 profit but sales fell short, and shares fell.

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

• Amazon.com Inc. (NASDAQ: AMZN) met Q2 earnings estimates but fell short of revenue expectations.
• Coca-Cola Co. (NYSE: KO) lower Q2 results beat expectations, lifted by strength in non-cola beverages.
• Continental Airlines Inc. (NYSE: CAL) reported net loss was accompanied by a job cuts announcement.
• Ford Motor Co. (NYSE: F) surprised with a Q2 profit due mainly to a huge gain from debt reduction.
• Hasbro Inc. (NYSE: HAS) posted better-than-expected Q2 earnings due to Transformers and G.I. Joe toys.
• Hershey Co. (NYSE: HSY) posted strong numbers for Q2 and also raised its full-year guidance.

Honeywell (NYSE: HON) closed at $34.71. HON is scheduled to report Q4 EPS on January 30. HON January option implied volatility of 41 is below its 26-week average of 49, according to Track Data, suggesting decreasing price movement.

Nvidia (NASDAQ: NVDA) closed at $8.79. NVDA is scheduled to report Q4 EPS on February 10. NVDA is scheduled to introduce new notebook chips in late spring. NVDA February option implied volatility is at 74; June is at 69; near its 26-week average according to Track Data, suggesting non-directional price movement.

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

• Air Products and Chemicals Inc. (NYSE: APD) met Q1 profit estimates and lowered its guidance.
• Apple Inc. (NASDAQ: AAPL) stellar Q1 results easily topped analysts' expectations, sending shares higher.
• Coach Inc. (NYSE: COH) unimpressive Q2 results due to holiday sales were in line with expectations.
• General Electric Co. (NYSE: GE) Q4 profits were dragged down finance, consumer divisions.
• Harley-Davidson Inc. (NYSE: HOG) Q4 earnings tumbled on lower demand globally and domestically.
• Johnson & Johnson (NYSE: JNJ) reported better-than-expected Q4 earnings but lower revenue.
• Microsoft Corp. (NASDAQ: MSFT) released its dismal Q2 results early and announced job cuts.
• Potash Corp. of Saskatchewan Inc. (NYSE: POT) Q4 earnings more than doubled on higher prices.
• Seagate Technology (NYSE: STX) fell after posting losses and guidance for more weakness ahead.
• Sony Corp. (NYSE: SNE) warned that it would post its biggest loss ever in full-year 2008.
• State Street Corp. (NYSE: STT) earnings tumbled on charges but still topped analysts' estimates.
• UnitedHealth Group Inc. (NYSE: UNH) Q4 earnings were in line with estimates and it reaffirmed its outlook.
• United Technologies Corp. (NYSE: UTX) modest Q4 earnings growth was in line with expectations.

For more highlights from this week, see eBay, Google, IBM, Southwest, UAL, AMR, Northern Trust and others

Johnson & Johnson (NYSE: JNJ) will purchase Mentor (NYSE: MNT) for $31 per share. MNT, a supplier of medical products closed at $16.15 Friday. MNT December option implied volatility of 92 is above its 26-week average of 55 according to Track Data, suggesting larger price movement.

JNJ is recently trading at $58.24 in pre-open trading, below its close of $58.58. JNJ says: "the transaction is expected to have a dilutive impact to JNJ 2009 earnings per share of approximately $0.03 - $ $0.05." JNJ December option implied volatility of 41 is above its 26-week average of 25 according to Track Data, suggesting larger price movement.

UnitedHealth (NYSE: UNH) closed at $21.01 Friday. UNH affirmed its previous outlook for 2008 net earnings of $2.95 to $2.98 per share. UNH rolled out www.myoptumhealth.com for general public, the initiative will compete with WebMd, Mayo Clinic Revolution Health & other health-information portals. UNH December option implied volatility of 92 is above its 26-week average of 59 according to Track Data, suggesting larger price movement.

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

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

• AeroVironment Inc. (NASDAQ: AVAV) beat Q4 estimates on demand for unmanned aircraft.
• Apollo Group Inc. (NASDAQ: APOL) beat Q3 expectations on increased enrollment and tuition collection.
• Campbell Soup Co. (NYSE: CPB) predicted earnings at the high end of the previously announced range.
• Constellation Brands Inc. (NYSE: STZ) posted better-than-expected Q1 earnings, sending shares up.
• Deutsche Bank (NYSE: DB), in an effort to calm investors, said that it expects a Q2 profit.
• Family Dollar Stores Inc. (NYSE: FDO) beat Q3 expectations and raised its Q4 guidance.
• H&R Block Inc. (NYSE: HRB) posted solid Q4 and full-year results and boosted its dividend.
• Kroger Co. (NYSE: KR) posted record Q1 EPS and in-line guidance, and its share buybacks continue.
• Nvidia Corp. (NASDAQ: NVDA) warned of lower Q2 earnings due to slowing demand and lower prices.
• Robbins & Myers Inc. (NYSE: RBN) beat Q3 expectations and raised its Q4 and full-year outlook.
• Thornburg Mortgage Inc. (NYSE: TMA) 2007 results are being investigated by the SEC.
• UnitedHealth Group (NYSE: UNH) cut its full-year outlook due to changing business trends.

More highlights from this past week: BP, Discover, Corel, Citigroup, WD-40, MSCI and others

Also, Peter Cohan points out that a bear market means low earnings expectations, and also that negative surprises are likely to outweigh positive ones in the second half of the year. Aaron Katsman, on the other hand, predicts a rebound for earnings in the second half. And BusinessWeek reminds us that cheap stocks -- even with big names such as Ford Motor Co. (NYSE: F), Sprint Nextel Corp. (NYSE: S), and Northwest Airlines (NYSE: NWA) -- are no bargain if they have no earnings.

Upcoming results to watch for include Alcoa (NYSE: AA), Pepsi Bottling Group (NYSE: PBG), Marriott International (NYSE: MAR), and General Electric (NYSE: GE).

Visit AOL Money & Finance for more earnings coverage.

UnitedHealth (NYSE: UNH) lowered FY 2008 EPS view to $2.95-$3.05 from $3.55-$3.60.

UNH says: "During the second quarter, our risk-based business produced a lower level gross margin than expected."

UNH July option implied volatility of 40 is above its 26-week average of 34 according to Track Data, suggesting larger price movement.

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