Following are the week’s biggest winners and losers. Find out why shares of Aetna and Perfect World popped while Caterpillar and Wells Fargo dropped. Read More
With no significant economic data and few earnings reports released today, futures are modestly higher on this quadruple witching Friday. While volume and volatility have continued to be seasonally light, traders expect a little pop at the open on the expiration day of stock and index futures and options. Read More
Even though Warren Buffett always says he likes stocks more when they're cheaper, he didn't do a lot of buying as Wall Street's major indexes fell to their bear-market lows (so far) in early March. Berkshire Hathaway's first quarter stock portfolio snapshot shows no blockbuster buys. A few stakes did, however, get bigger during the first three months on the year. Read More
The Financial Accounting Standards Board has voted to relax the fair-value accounting rules - allowing banks to mark securities to a model rather than to market prices, according to reports. Read More
The fate of an important accounting rule will have a big impact on markets Thursday and beyond. It's not just any accounting rule. It's the highly controversial mark-to-market rule, criticized for the massive write downs in the banking industry. Read More