A four-day rally in stocks fizzled yesterday amid renewed fears that strong economic growth may prompt the Federal Reserve to raise interest rates.

Prices of Treasury securities turned mixed yesterday as investors consolidated recent gains, ending a four-day rally.

Prices of Treasury securities turned slightly lower in subdued trading yesterday, snapping a four-day rally.

Copper futures prices fell sharply in New York, ending a four-day rally.

The four-day rally of 13.1 percent in the Dow tops the 12.1 percent gain registered in the four days after the 1987 crash.

In a four-day rally, the Dow Jones industrial average has risen almost 1,000 points.

The four-day rally in Treasury securities ended yesterday as investors took profits.

Lumber futures tumbled on disappointing home sales, ending a four-day rally.

Microsoft dipped 1 13/16, to 67 11/16, after a four-day rally.

The 378-point gain caps the biggest four-day rally in almost 70 years, in which the Dow Jones industrial average has risen almost 1,000 points.