Tuesday's Winners & Losers: Supervalu

Shares of Swift Transportation(SWFT Quote) were among the Nasdaq's winners Tuesday, jumping 8% after the trucking company said that third-quarter earnings will be better than expected.

The company now estimates earnings of 50 cents to 52 cents a share, excluding certain items. About two weeks ago, Swift projected earnings of 38 cents to 42 cents a share, which at the time was below analysts' expectation of 46 cents. Swift said Tuesday that it was helped by a rapid decline in fuel prices and lower-than-expected workers' compensation expense. Analysts polled by Thomson First Call currently project earnings of 40 cents a share. Swift shares were trading up $2.11 to $27.77.

Veeco Instruments(VECO Quote) fell 3% after the maker of manufacturing equipment cut its third-quarter estimates. The company expects to report earnings of 11 cents to 14 cents a share, well below its earlier guidance of 23 cents to 29 cents. Veeco lowered its revenue projection to $111 million to $114 million from $125 million to $130 million. Analysts, on average, predict earnings of 28 cents a share and revenue of $128.9 million.

"Veeco's data storage customers, who purchased a significant amount of new capital equipment from Veeco during the first half of 2006, have now indicated that they will absorb this equipment more slowly than originally anticipated," the company said. Shares were down 58 cents to $19.39.