On Wednesday, the top stock market indexes in Europe fell after three consecutive sessions of gains.
On the final day, Cooperman delivered a presentation on his top stock picks.
Until the Enron debacle, Mr. Harrison had been one of its top stock pickers.
A flurry of erroneous orders placed by an Indian broker sent the country's top stock market tumbling briefly on Friday.
Moore suffered a setback early in the year when the firm's top stock strategist, Stanley Shopkorn, departed.
Yet shares in the top stock on the list, Rohm, the biggest specialist manufacturer of custom-made integrated circuits, have jumped sevenfold.
"When your top stock is viewed that favorably, that is very positive," said David Picton, a portfolio manager with Synergy Asset Management in Toronto.
The firm's top stock holdings, at the end of March, included Minnesota Mining & Manufacturing, the Internet security company Verisign and the News Corporation, according to regulatory filings.
Let us assume that Mr Petajisto is right and that there a few active managers who can beat the market, usually by holding highly concentrated portfolios in their top stock picks.
Among Mr. Lieber's top stock picks are the luxury hotel developers Banyan Tree Holdings of Singapore, which manages and develops hotels in the Asia-Pacific region, and Orient-Express Hotels, which runs a global chain of high-end boutique hotels.
