Analyst Calls: BA, MOT, AOL, AMZN, JNPR, IBM, LMT, PCLN, MFE

Analyst upgrades:

Citigroup assumed coverage of Boeing (BA) and upgraded the stock to Buy from Hold due to its positive view on the aerospace cycle and valuation. The firm raised its target for shares to $80 from $73.
Morgan Stanley upgraded Motorola (MOT) to Overweight from Underweight citing expectations for higher handset margins driven by Android. The analyst raised Android unit shipping estimates and earnings estimates. The firm raised its price target on shares to $9.75 from $8.75.
Susquehanna upgraded SINA Corporation (SINA) to Positive from Neutral and has a $50 target on the stock. The firm said Sina'a Twitter like service called 'Sina Weibo' has seen exponential growth and will crate huge value for the company.
AOL (AOL) was upgraded to Neutral from Underperform at Credit Suisse.
Frontier Communications (FTR) was upgraded to Sector Perform from Underperform at RBC Capital and to Buy from Hold at Hudson Square.
Canadian Solar (CSIQ) was upgraded to Outperform from Market Perform at Wells Fargo.

Analyst downgrades:

BofA/Merrill downgraded Amazon.com (AMZN) to Neutral from Buy and cut its price target to $140 from $150. The firm cites high margin expectations and increased competitive pressures for the downgrade.
RBC Capital downgraded McAfee (MFE) to Sector Perform from Outperform and has a $35 target on the stock. The firm thinks that FY11 estimates for the company could decline due to macro economic issues, increased competition and tougher comps.
Oppenheimer downgraded Juniper (JNPR) to Perform from Outperform. The firm downgraded the stock on valuation, and what it sees as volatility in the timing of carrier spending.
Veeco (VECO) was downgraded to Neutral from Overweight at Piper Jaffray.
Websense (WBSN) was downgraded to Equal Weight from Overweight at Morgan Stanley.
Hospira (HSP) was downgraded to Market Perform from Outperform at Bernstein.

Analyst initiations:

Kaufman Bros. believes that IBM's (IBM) revenue growth may continue to disappoint investors but the firm thinks the stock's current P/E multiple appears to be justified. The firm started shares with a Hold rating and $135 price target.
Citigroup assumed General Dynamics (GD) and Rockwell Collins (COL) with Hold ratings and price targets of $69 and $61, respectively. The firm also started Lockheed Martin (LMT) and Goodrich (GR) with Buy ratings and price targets of $97 and $84, respectively.
FBR Capital initiated Priceline.com (PCLN) with a Market Perform rating and $200 target.
Franklin Resources (BEN) was initiated with a Positive rating and $116 target at Susquehanna.
Whiting Petroleum (WLL) was initiated with an Outperform rating and $95 target at Oppenheimer.
JP Morgan initiated Juniper (JNPR) with an Overweight rating and $30.50 target.