2012's stellar start has been an orderly march higher that has a good chance of turning out better than 2011's early surge.

VIVUS, Limited Brands, HP and Polypore were among the stocks attracting trading interest in Wednesday's extended session.

The trading panel said HP is a good long-term bet despite a disappointing earnings report.

Cramer explains why high gas prices hasn't had a negative impact on the markets.

Cramer says the stock has room to go higher, although he advises to wait for a down day.

HP reported its first-quarter results after market close on Wednesday, posting mixed earnings numbers and weaker-than-expected guidance.

The stock nearly doubles after an advisory committee says the obesity drug should be granted marketing approval.

Polypore shares tank after an earnings miss and weak outlook.

These stocks are among the best performers in the S&P 500 Wednesday.

Breadth within the Dow was negative with 20 of the index's 30 components posting losses.

The Republican presidential hopefuls return to the debate stage in a final run before Super Tuesday.

This quarter marks the first full period for the Dow component with CEO Meg Whitman under the helm.

The Dow component that led the way higher today was Caterpillar (NYSE:CAT), which sported an 81-cent gain (+0.7%) bringing the stock to 5.81. Holding the Dow back today was Chevron (NYSE:CVX), which lagged the broader Dow index with a 91-cent decline (-0.8%) bringing the stock to 7.50.

U.S. stocks fall amid weak manufacturing reports from Europe and China and uncertainty about whether Greece can implement its debt deal.

Despite the financial sector's strong year-to-date returns, these banks still trade below tangible book value, and analysts see a hefty payday down the line for investors.

RadioShack (NYSE:RSH) hit a new 52-week low Wednesday as it is currently trading at .14, below its previous 52-week low of .15 with seven million shares traded as of 3:50 p.m. ET. Average volume has been 2.6 million shares over the past 30 days.

The largest U.S. financial names pulled back on Tuesday, on mixed economic news and an announcement of an 'inquiry' into banks overdraft fee practices by the Consumer Financial Protection Bureau.

If Goldman Sachs hostile bid 'adequacy' opinions may be a signal of rising valuations.

These stocks hit 52-week highs on Wednesday.

TheStreet's biotech columnist Adam Feuerstein is providing live coverage of the FDA advisory panel reviewing Vivus' obesity pill Qnexa.

Cubist Pharmaceuticals (Nasdaq:CBST) hit a new 52-week high Wednesday as it is currently trading at .50, above its previous 52-week high of .39 with 737,797 shares traded as of 3:15 p.m. ET. Average volume has been 798,900 shares over the past 30 days.

Procera Networks (Nasdaq:PKT) is trading at unusually high volume Wednesday with 1.1 million shares changing hands. It is currently at four times its average daily volume and trading up 86 cents (+4.5%).

Kodiak Oil & Gas (NYSE:KOG) hit a new 52-week high Wednesday as it is currently trading at .44, above its previous 52-week high of .41 with 6.3 million shares traded as of 3:05 p.m. ET. Average volume has been nine million shares over the past 30 days.

Newfield Exploration Company (NYSE:NFX) is trading at unusually high volume Wednesday with 9.2 million shares changing hands. It is currently at four times its average daily volume and trading down .25 (-12.4%).

With sharp increases in share prices of Apple, Microsoft and others, some are questioning whether tech's heading for another bubble.