U.S. stocks opened the trading session with the Dow Jones Industrial Average surging 125 points at the open. The Nasdaq Composite and S&P 500 also soared over 1%. The market responded partly to weekly jobless claims figures, which plunged to a nearly three-year low.

Overseas, positive sentiment ruled the European markets today. While STOXX Europe 600 Index has advanced 0.94%, London's FTSE 100 Index moved up 1.29%.

Analyst Upgrades

• Goldman upgraded CSX (CSX) to neutral from sell.
• General Cable (BGC) was upgraded to buy from hold at KeyBanc.
• Morgan Stanley upgraded Chart Industries (GTLS) and Dresser Rand (DRC) to overweight from equal weight.
• Blackrock (BLK) was upgraded to outperform from neutral at Macquarie.
• Credit Suisse upgraded Zions Bancorp (ZION) to neutral from underperform and GameStop (GME) to outperform from neutral.
• Honeywell (HON) was upgraded to outperform from sector perform at RBC Capital.
• Panera Bread (PNRA) was upgraded to buy from neutral at SunTrust.

Analyst Upgrades

• Goldman upgraded Reliance Steel (RS) to buy from neutral and The Buckle (BKE) to neutral from sell.
• RAM Energy (RAME) was upgraded to outperform from market perform at Rodman & Renshaw.
• RBC Capital upgraded H&E Equipment (HEES) and Cameco (CCJ) to outperform from sector perform, and Denison Mines (DNN) to sector perform from underperform.
• Alexandria Real Estate (ARE) was upgraded to overweight from neutral at JPMorgan.
• Investment Technology (ITG) was upgraded to outperform from neutral at Wedbush.

Analyst Upgrades

• Intel (INTC) was upgraded to buy from neutral at UBS.
• Wells Fargo upgraded MetroPCS (PCS), Coventry Health (CVH) and Scientific Games (SGMS) to outperform from market perform.
• Estee Lauder (EL) was upgraded to overweight from equal weight at Barclays.
• Simon Property (SPG) was upgraded to buy from hold at Jefferies.
• Citigroup upgraded BreitBurn Energy (BBEP) to buy from hold.

Analyst Upgrades

• Time Warner Cable (TWC) was upgraded to outperform from market perform at Bernstein.
• Citigroup upgraded MEMC Electronic (WFR) and Skilled Healthcare (SKH) to buy from hold at Citigroup.
• Administaff (ASF) was upgraded to buy from hold at Roth Capital.
• The Buckle (BKE) was upgraded to buy from hold at KeyBanc.
• BofA/Merrill upgraded DreamWorks (DWA) to neutral from underperform.
• Corrections Corp. (CXW) was upgraded to buy from neutral at SunTrust.
• Marvell Technology (MRVL) was upgraded to positive from neutral at Susquehanna.

Analyst Upgrades

• Hudson Square upgraded Take-Two (TTWO) to buy from hold, citing the better-than-expected Q3 report and increased guidance.
• Keybanc upgraded The Buckle (BKE) to hold from underweight given the potential for a special dividend in the near term.
• Stifel Nicolaus upgraded K-Sea Transportation (KSP) to hold from sell, citing KA First Reserve's $100M equity investment.
• Gold Fields (GFI) was upgraded to overweight from equal weight at Morgan Stanley.
• James Hardie NV (JHX) was upgraded to neutral from reduce at Nomura.

Analyst upgrades:

• Goldman upgraded Aeropostale (ARO) to neutral from sell. The firm, which has a $34 target on the stock, cites the recent sell-off in shares for the upgrade.
• Janney Montgomery upgraded Consolidated Water (CWCO) to buy from neutral on valuation and on expectations the company's earnings will recover in 2010. The firm has a $15 target on the stock.
• Wunderlich upgraded Transmontaigne Partners (TLP) to buy from hold on valuation as it believes the sell-off on the company's Q3 results is overdone. The firm keeps a $26.50 price target on the stock.
• Mobile TeleSystems (MBT) was upgraded to buy from neutral at UBS.
• HSBC (HBC) was raised to buy from hold at Societe Generale.
• Redwood Trust (RWT) was upgraded to outperform from market perform at JMP Securities.

Analyst upgrades:

• Merriman upgraded Sunpower (NASDAQ: SPWRA) two levels to Buy from Sell after transitioning coverage. The firm believes Sunpower is emerging from the current recession as the CleanTech leader and has a $38-$48 price range on shares.
• Citigroup upgraded Varian Medical (NYSE: VAR) to Buy from hold as it believes capex pressure and health care reform uncertainty is priced into shares, and demand will return as hospital budgets stabilize. Citi raised its target on shares to $45 from $36.
• FBR Capital upgraded Gap (NYSE: GPS) to Outperform from Market Perform following the Q2 results to reflect product improvement and ongoing inventory control. The firm raised its target on shares to $24 from $18.
• Schnitzer Steel (NASDAQ: SCHN) was upgraded to Neutral from Sell at UBS.
• UDR Inc. (NYSE: UDR) was upgraded to Market Perform from Underperform at Wells Fargo.
• The Buckle (NYSE: BKE) was upgraded to Buy from Hold at Roth Capital.

Analyst upgrades:

• Baird upgraded WinTrust (NASDAQ: WTFC) to Neutral from Underperform and raised its target to $20 from $13 citing the accretive purchase of AIG (NYSE: AIG) loans and reduced risk of a capital raise.
• Piper Jaffray upgraded Coach (NYSE: COH) to Overweight from Neutral on expectations product sell-throughs and margin trends will improve in the coming quarters. The firm has a $32 target on the stock.
• RBC Capital upgraded Campbell Soup (NYSE: CPB) to Sector Perform from Underperform and raised its target to $33 from $29. The firm cites Campbell's recent innovation, easy volume comps, and "reasonable" consensus estimates for its upgrade.
• Tata Motors (NYSE: TTM) was upgraded to Equal Weight from Underweight at Morgan Stanley.
• Rockwell Automation (NYSE: ROK) was upgraded to Buy from Neutral at BofA/Merrill.
• Fifth Third Bancorp (NASDAQ: FITB) was upgraded to Conviction Buy from Buy at Goldman.

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

• Aeropostale Inc. (NYSE: ARO) beat profit expectations as revenue and same-store sales both increased.
• Aruba Networks Inc. (NASDAQ: ARUN) received an analyst's upgrade following its Q3 report.
• Buckle Inc. (NYSE: BKE) reported better-than-expected Q1 expectations as revenue surged.
• Campbell Soup Co. (NYSE: CPB) higher Q2 earnings beat expectations and sent shares upward.
• Deere & Co. (NYSE: DE) reported better-than-expected Q3 earnings, sending shares higher.

Last week we got a good look at how the apparel retailers have been doing when JCPenney Inc. (NYSE: JCP), Kohl's Corp. (NYSE: KSS), Nordstrom Inc. (NYSE: JWN), and Urban Outfitters Inc. (NASDAQ: URBN) all reported better-than-expected earnings for the most recent quarter. On the other hand, Abercrombie & Fitch Co. (NYSE: ANF), Eddie Bauer Holdings Inc. (NASDAQ: EBHI), Liz Claiborne Inc. (NYSE: LIZ), and Macy's Inc. (NYSE: M) reported quarterly losses, reflecting the ongoing reluctance of consumers to spend.

Retail is abysmal right now, and apparel is getting totally hammered.

But one segment of that market is holding up pretty well: clothing for teens. The USA Today reports that Buckle (NASDAQ: BKE), Hot Topic (NASDAQ: HOTT), and Aéropostale (NYSE: ARO) were the only specialty stores this week to report positive same-store sales in March.

Mary Brett Whitfield, senior vice president at the management consulting and research firm Retail Forward, told the newspaper that "Teens are still growing and might actually need new clothes."

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

• Aeropostale Inc. (NYSE: ARO) reported strong Q4 numbers as same-store sales increased.
• American Eagle Outfitters Inc. (NYSE: AEO) same-store sales fell in Q4 but earnings met expectations.
• ArcSight Inc. (NASDAQ: ARST) continued its growth in Q3 and it forecast continued growth.
• Buckle Inc. (NYSE: BKE) posted a better-than-expected Q4 profit and continued same-store sales growth.
• Citigroup Inc. (NYSE: C) CEO said in a memo that it earned a profit in the first two months of this quarter.
• Dick's Sporting Goods Inc. (NYSE: DKS) beat Q4 earnings estimates but same-store sales fell.

Shares of trendy retailer The Buckle, Inc. (NYSE: BKE) are climbing today, boosted by a better-than-expected fourth-quarter earnings report. Net income rose 18% to $34.3 million, or 74 cents per share, while gross margin swelled to 46.1%. Ahead of the report, analysts were expecting a quarterly profit of 73 cents per share.

The Buckle reported that net sales for the quarter increased by 22% to $251.4 million, thanks to a 14.3% spike in same-store sales. Sales at stores open for at least one year escalated 21% in February, marking the 19th consecutive month of double-digit same-store sales growth.

Analyst upgrades:

• UBS upgraded Kansas City Southern (NYSE:KSU) to Buy from Neutral and lowered its target to $26 from $35 citing valuation.
  
• Gabelli upgraded Media General (NYSE:MEG) to Hold from Sell because the firm thinks that Harbinger Capital has sold most of its shares in the company. As a result, the firm thinks the stock will be under less selling pressure.
  
• Eagle Bulk Shipping (NASDAQ:EGLE) was upgraded to Neutral from Underperform at Merrill Lynch.
• Centene (NYSE:CNC) was raised to Buy from Neutral at Goldman.
  
• Ralcorp (NYSE:RAH) was upgraded at Credit Suisse to Outperform from Neutral.
  
• Interpublic Group (NYSE:IPG) was upgraded to Equal Weight from Underweight at Morgan Stanley.

• Keefe Bruyette downgraded Healthcare Realty(NYSE:HR) to Market Perform from Outperform on concerns the company's development activity could be dilutive to near-term earnings.
  
• Citigroup downgraded Satyam (NYSE:SAY) to Sell from Buy as they believe the company's acquisition plans, and subsequent cancellation of the deals, will lessen investor confidence in the name.
  
• Oppenheimer downgraded Apple (NASDAQ:AAPL) to Perform from Outperform citing Steve Jobs cancellation of his annual key note speech at Macworld on January 6. The analyst said the unexpected announcement underscores Apple's long-term dependence on Job's health and its lack of succession plan.
• Baird downgraded Carlisle NYSE:CSL)to Neutral from Outperform.
  
• Gibraltar Industries (NASDAQ:ROCK) was downgraded at Piper Jaffray to Sell from Buy.
  
• NetApp (NASDAQ:NTAP) was cut to Accumulate from Buy at ThinkPanmure.

• Citigroup believes the acquisition of Barr enhances Teva's (NASDAQ:TEVA) growth. The firm started shares with a Buy rating and $52 target.
  
• Suntrust initiated American Express (NYSE:AXP) with a Reduce citing slowing growth and greater-than-industry deterioration in credit quality.
  
• Roth Capital initiated The Buckle (NYSE:BKE) with a Hold rating and $17 target citing the deteriorating macro environment.
• Amazon.com (NASDAQ:AMZN) and Allegheny Tech (NYSE:ATI) were assumed with Neutral ratings and targets of $52 and $26, respectively, at UBS.
  
• Digital Realty (NYSE:DLR) was initiated at Piper Jaffray with a Buy rating.
  
• Mylan (NYSE:MYL) was started with an Overweight rating and $15 target at JP Morgan.