Wall Street stock index futures point higher

NEW YORK (Reuters) - Stock index futures pointed to a higher open for Wall Street on Tuesday, with futures for the S&P 500, Dow Jones futures and Nasdaq futures gaining 0.2-0.3 percent by 5:08 a.m.

Russian internet company Yandex raised more than expected in its initial public offering on Monday.

The U.S. Treasury was expected to sell 15 percent of its stake in American International Group Inc on Tuesday when the insurer prices its stock offering.

According to a person familiar with the matter, New York's attorney general as part of its expanding probe into mortgage operations is seeking information from JPMorgan Chase & Co , UBS AG , Royal Bank of Scotland Group Plc and Deutsche Bank AG .

A leadership vacuum has been left in Wal-Mart Stores Inc's China business after Chief Financial Officer Roland Lawrence and Chief Operating Officer Rob Cissell quit.

Earnings news could be in the spotlight, with Applied Materials , AutoZone Inc. , Compuware Corp. and Medtronic Inc. reporting on Tuesday.

The Redbook Retail Sales Index of department and chain store sales for May versus April is due at 1255 GMT.

At 10 a.m. EDT, investors will eye both the Commerce Dept release of April new home sales figures and the Federal Reserve Bank of Richmond May indexes on area manufacturing and service sectors.

Euro zone peripheral debt concerns remain in the background, with ongoing speculation about a possible Greek debt restructuring and contagion to other heavily indebted countries.

St. Louis Federal Reserve President James Bullard said on Monday turmoil over sovereign debt problems in Europe could weigh on the U.S. economic recovery.

European shares rose on Tuesday, led by the mining sector after base metal prices gained, with copper higher as Goldman Sachs said that it expected Chinese purchases to pick up in the coming months.

Wall Street fell to its lowest close in a month on Monday on worries about recovery in the global economy.

The Dow Jones industrial average <.DJI> dropped 1.1 percent, the Standard & Poor's 500 <.SPX> lost 1.2 percent and the Nasdaq Composite <.IXIC> fell 1.6 percent.

(Reporting by Joanne Frearson; Editing by Erica Billingham)