NYSE

U.S. stocks declined in early trade on Wednesday as renewed concerns over the euro zone’s sovereign debt crisis and higher than expected rebuilding costs in Japan weighed on the sentiment.

RBC Capital Markets said the ultimate low in the U.S. equity markets might not have been reached, but a bottoming process has probably started. The brokerage said most of the technical indicators suggest that an intermediate-term low is near. Readings from sentiment, positioning and internal momentum indicators reveal much more damage under the hood than at the index level.

The companies whose shares are moving in pre-market trade on Wednesday are: Jabil Circuit, Pultegroup, Cintas, Bristol Myers Squibb, Textron, Netflix, Bank of America and Adobe Systems.

The top U.S. companies that are reporting earnings before the market opens on March 23 are: General Mills, Texas Industries, and Wonder Auto Technology. The top U.S. companies that are reporting earnings after the market close on March 23 are: Paychex, Red Hat, SAIC, Steelcase, HB Fuller, and OMNOVA Solutions.

US stocks edge down as turmoil in the Middle East continues to rage on.

Shares of companies active in Monday's early trade are: Walgreen, Canadian Pacific Railway, Netflix Inc., Express Inc., Molycorp and St. Jude Medical.

US stocks wavered between small gains and losses in early trade on Tuesday as investors watched with caution geopolitical developments in Japan and Libya.

Babcock & Wilcox said it is in discussions with Toshiba Group to provide nuclear technical assistance and services to secure and maintain the safety of the nuclear power plants at Fukushima Daiichi in Japan.

The companies whose shares are moving in pre-market trade on Tuesday are: Bristol Myers Squibb, Netflix, Aflac, Verizon Communications, Nordstrom, Akamai Technologies, Wynn Resorts, Frontier Communications, Walgreen and Suntrust Banks.

Merck (NYSE: MRK) and sanofi-aventis (NYSE: SNY) terminated plans to combine their animal health businesses, citing increasing complexity of implementing the proposed transaction.

Sony Corp. has suspended production at more Japanese plants after a massive earthquake on March 11 has made it difficult for the plants to get raw materials and components.

Charles Schwab said it agreed to buy optionsXpress Holdings for about $1 billion in stock to expand in the fast-growing options trading space.

RBC Capital Markets anticipates a dividend increase from SunTrust Banks Inc. (NYSE: STI) to come either in the second quarter or the third quarter of 2011. The brokerage expects the quarterly dividend to go to 8 cents a share (about 20 percent payout).

Citigroup announced a 1-for-10 reverse stock split of its common stock and plans to reinstate a quarterly dividend of $0.01 per common share in the second quarter of 2011.

The companies whose shares are moving in pre-market trade on Monday are: Tiffany & Co, Hartford Financial, Coach, Joy Global, EMC Corp, General Electric, Nvidia, Sprint Nextel, American Tower and CF Industries Holdings.

Sprint and Clearwire are now more likely to merge as the cheapest and fastest route for Sprint to have a nationwide 4G network would be via Clearwire.

Shares of Celera Corp. (NASDAQ: CRA) touched a new 52-week high of $8.42 on Friday, as it agreed to be acquired by Quest Diagnostics Inc. (NYSE: DGX) for $8 a share or about $344 million in cash, net of $327 million in acquired cash and short-term investments.

Shares of companies active in Friday's early trade are Nike Inc., Cisco Systems, Lorillard Inc., LDK Solar Co., Celera, Under Armour and Longtop Financial Technologies.

Zacks Equity Research highlights: Standard Motor Products (NYSE: SMP) as the Bull of the Day and RadioShack Corp. (NYSE: RSH) as the Bear of the Day. In addition, Zacks Equity Research provides analysis Amazon.com (Nasdaq: AMZN), Google Inc (Nasdaq: GOOG) and Apple Inc (Nasdaq: AAPL).

US stocks advanced in early trade on Friday after the Group of Seven (G-7) Finance ministers had agreed to intervene in the markets to stabilize the Japanese yen.

Apple may face supply chain disruptions for its newly launched iPad 2 as a 9 magnitude earthquake in Japan impacted several component makers for the tablet, according to a report from IHS.