Analyst Upgrades

• Parker-Hannifin (PH) to buy from hold at Deutsche Bank.
• JDSU (JDSU) to buy from hold at Citigroup.
• Noble Corp. (NE) to overweight from neutral at JPMorgan.
• Cerner (CERN) to buy from hold at Auriga.
• Cintas (CTAS) to outperform from neutral at RW Baird.
• American States Water (AWR) to buy from hold at Brean Murray.
• National Semiconductor (NSM) and Texas Instruments (TXN) to positive from neutral at Susquehanna.
• Lululemon (LULU) to buy from hold at ThinkEquity.
• DuPont Fabros (DFT) to top pick from outperform at RBC Capital.

Analyst Upgrades

• Goodyear Tire (GT) to Overweight from Underweight at Morgan Stanley.
• Salix (SLXP) to Outperform from Market Perform at Wells Fargo.
• Euroseas (ESEA) to Outperform from Market Perform at FBR Capital.
• Norfolk Southern (NSC) and Hexcel (HXL) to Outperform from Sector Perform at RBC Capital.
• BB&T (BBT) and Triangle Capital (TCAP) to Buy from Neutral at Janney Capital.
• Mobile TeleSystems (MBT) to Outperform from Neutral at Credit Suisse.
• Affymax (AFFY) to Buy from Hold at Auriga.
• Vanguard Natural (VNR) and Tortoise Energy (TYY) to Outperform from Neutral at RW Baird.
• Protective Life (PL) to Neutral from Underperform at BofA/Merrill.

Analyst Upgrades

• Hyatt Hotels (H) and Hospitality Properties (HPT) to outperform from neutral at RW Baird.
• AB InBev (BUD) to buy from neutral at Goldman.
• Amerisafe (AMSF) to buy from hold at Wunderlich.
• Northrop Grumman (NOC) to sector perform from underperform at RBC Capital.
• China Lodging Group (HTHT) to buy from hold at Brean Murray and to buy from neutral at Roth Capital.

Analyst Upgrades

• Tyson Foods (TSN) to buy from hold at Deutsche Bank.
• Carmike Cinemas (CKEC) to buy from neutral at Merriman.
• Ambow Education (AMBO) to conviction buy from neutral at Goldman.
• Johnson Controls (JCI) to overweight from equal weight at Barclays.
• Dynex Capital (DX) to outperform from market perform at JMP Securities.
• Ensco (ESV) to outperform from neutral at Credit Suisse.
• York Water (YORW) to buy from hold at Brean Murray.
• Mid-America Apartment (MAA) to market perform from underperform at FBR Capital.
• Cheniere Energy Partners (CQP) to hold from sell at Citigroup.
• Forest Oil (FST) to positive from neutral at Susquehanna.
• Tractor Supply (TSCO) to outperform from neutral at RW Baird.

Analyst Upgrades

• Expedia (EXPE) to buy from hold at Citigroup.
• Weatherford (WFT) to outperform from market perform at Wells Fargo.
• Abercrombie & Fitch (ANF) to buy from neutral at BofA/Merrill.
• MDC Holdings (MDC) to outperform from neutral at Credit Suisse.
• AutoNavi (AMAP) to buy from neutral at Goldman.
• Ciena (CIEN) and Nvidia (NVDA) to neutral from underweight at JPMorgan.
• Canadian Pacific (CP) to outperform from market perform at Raymond James.
• First Midwest (FMBI) and Quiksilver (ZQK) to buy from hold at Jefferies.
• Sonic (SONC) to neutral from negative at Susquehanna.
• MIPS Technologies (MIPS) to buy from hold at Benchmark Co.
• Arrow Electronics (ARW) and Avnet (AVT) to buy from hold at Stifel Nicolaus.

International Business Machines Corp. (IBM) is down 1.2% to $159.86 as I write this during the afternoon session. Volume is below average, however. More perspective: the 52-week low is $116 and the 52-week high is $166.25. Here's the one-year chart.

A few days ago, IBM received a positive initiation from CLSA, according to our Analyst Calls piece. The stock was given an outperform rating. Indeed, this company has been impressive as of late. I enjoyed the fourth-quarter results myself.

Analyst Upgrades

• Brinker (EAT) to buy from neutral at UBS.
• Starbucks (SBUX) to overweight from equal weight at Morgan Stanley.
• Paccar (PCAR) to overweight from neutral at JPMorgan.
• CA Technologies (CA) to outperform from perform at Oppenheimer.
• PPL Corp. (PPL) to overweight from equal weight at Barclays.
• ConocoPhillips (COP) to hold from sell at Citigroup.
• First Defiance (FDEF) to outperform from market perform at Keefe Bruyette.
• MasTec (MTZ) to outperform from neutral at Credit Suisse.
• Amdocs (DOX) to neutral from underperform at BofA/Merrill.

Analyst Upgrades

• Intel (INTC), ON Semiconductor (ONNN), Lattice Semiconductor (LSCC), Fairchild Semiconductor (FSC), STMicroelectronics (STM) and Altera (ALTR) to outperform from neutral at RW Baird.
• Capital One (COF) to overweight from equal weight at Morgan Stanley.
• Dollar Tree (DLTR) to buy from neutral at Goldman.
• Foot Locker (FL) to buy from neutral at Sterne Agee.
• Progressive (PGR) to buy from neutral at BofA/Merrill.
• Flow International (FLOW) to buy from neutral at Roth Capital.
• Signature Bank (SBNY) to buy from hold at Jefferies.
• HiSoft Technology (HSFT) to buy from neutral at UBS.

Analyst Upgrades

• General Growth (GGP) to outperform from neutral at Credit Suisse.
• PPL Corp. (PPL) to outperform from market perform at FBR Capital.
• Hudson City Bancorp (HCBK) to neutral from reduce at Nomura.
• Hologic (HOLX) to conviction buy from buy at Goldman.
• Cognex (CGNX) to overweight from neutral at Piper Jaffray.
• Buckeye Partners (BPL) to outperform from market perform at Wells Fargo.
• Ericsson (ERIC) and Health Care REIT (HCN) to buy from neutral and Olin (OLN) to neutral from sell at UBS.
• Nalco (NLC) to overweight from neutral at JPMorgan.
• Watts Water (WTS) to buy from hold at BB&T.
• McDermott (MDR) to buy from neutral at Pritchard.

Analyst Upgrades

• SINA (SINA) to overweight from neutral at Piper Jaffray.
• Texas Instruments (TXN), ON Semiconductor (ONNN), Xilinx (XLNX) and Valassis (VCI) to overweight from neutral at JPMorgan.
• Salesforce.com (CRM) to buy from hold at Canaccord.
• Peet's Coffee (PEET) to buy from neutral at Janney Capital.
• Invesco Mortgage (IVR) to overweight from equal weight at Barclays.
• BTU International (BTUI) to buy from hold at Wunderlich.
• Coca-Cola Femsa (KOF) to overweight from neutral at HSBC.
• Chipotle (CMG) to market perform from underperform at Morgan Keegan.

Analyst Upgrades

• Las Vegas Sands (LVS) to outperform from neutral at Credit Suisse.
• Boston Scientific (BSX) to outperform from sector perform at RBC Capital.
• Windstream (WIN) to buy from hold at Citigroup.
• Expeditors (EXPD) to buy from neutral at UBS.
• A123 Systems (AONE) to neutral from underperform and Chesapeake Midstream (CHKM) to buy from neutral at BofA/Merrill.
• AvalonBay (AVB) to outperform from neutral and Post Properties (PPS) to neutral from underperform at Cowen.

I was looking over some of the stocks mentioned in our Analyst Calls piece. Footwear concern Wolverine World Wide (WWW) was initiated with a buy rating courtesy of KeyBanc. Is buying this stock the right thing to do?

At the time of this writing, shares of the company were up fractionally to $36.53. That isn't far off from the 52-week high of $37.52. Volume of shares traded today, however, isn't impressive.

Analyst Upgrades

• Medicis (MRX) to overweight from neutral at Piper Jaffray, to outperform from market perform at Bernstein, to outperform from sector perform at RBC Capital and to overweight from neutral at JPMorgan.
• Wellpoint (WLP) to buy from neutral at Davenport.
• Humana (HUM) to buy from hold at Jefferies.
• Frontier Oil (FTO) to equal weight from underweight and Resources Connection (RECN) to overweight from equal weight at Barclays.

Analyst Upgrades

• Wells Fargo (WFC) to conviction buy from neutral at Goldman.
• Adobe (ADBE) to buy from neutral at UBS.
• Fifth Third Bancorp (FITB) to outperform from market perform at FBR Capital.
• Vail Resorts (MTN) and Goldcorp (GG) to buy from hold at Deutsche Bank.
• OmniVision (OVTI) to overweight from neutral at JPMorgan.
• Penn Virginia (PVA) to hold from sell at Canaccord.
• Hub Group (HUBG) to outperform from market perform at Morgan Keegan.

Analyst Upgrades

• Chesapeake (CHK) to buy from hold at Canaccord.
• Biogen (BIIB) and Regeneron (REGN) to outperform from sector perform at RBC Capital.
• Caribou Coffee (CBOU) to outperform from neutral and Encore Energy (ENP) to neutral from underperform at RW Baird.
• Fluor (FLR) to market perform from underperform at BMO Capital.
• Hornbeck Offshore (HOS) to conviction buy from neutral at Goldman.
• Saks (SKS) and Zale (ZLC) to neutral from underperform at BofA/Merrill.