Shares of Sykes Enterprises ( SYKE) were among the technology sector's winners Tuesday, jumping 22% after the technical help and customer support company posted mixed fourth-quarter results but offered a strong first-quarter outlook.

The company earned $8.1 million, or 20 cents a share, on revenue of $158.6 million. Analysts polled by Thomson First Call expected higher earnings of 21 cents a share but lower revenue of $154.1 million. During the year-earlier period, the company earned $8.6 million, or 22 cents a share, on revenue of $128.8 million.

Looking ahead, Sykes sees first-quarter earnings of 23 cents to 25 cents a share on revenue of $163 million to $168 million. Analysts project earnings of 18 cents a share on revenue of $153.5 million. For all of 2007, the company sees earnings of 82 cents to 92 cents a share on revenue of $645 million to $675 million. Analysts project earnings of 84 cents a share on revenue of $632.2 million. Shares were trading up $3.43 to $19.25.

Microchip Technology ( MCHP) rose 3% after the chipmaker said that fourth-quarter earnings and sales would be in line with Wall Street's forecasts. The company sees earnings of 33 cents a share on revenue that will be flat to up from third-quarter sales of $251 million. Analysts project earnings of 33 cents a share on revenue of $251.2 million. "Bookings and turns were unseasonably strong through February," the company said. Shares were trading up $1.02 to $36.46.

Shares of InfoSonics ( IFON) slumped 12% after the cell-phone distributor posted fourth-quarter earnings that fell from a year ago. The company earned $561,000, or 4 cents a share, on revenue of $60.9 million. During the year-earlier quarter, the company earned $811,000, or 6 cents a share, on revenue of $35 million. Shares were trading down 55 cents to $3.95.

Opsware ( OPSW) fell 4% after the software company posted in-line fourth-quarter earnings but warned that first-quarter results would be lower than expected. For the quarter ended Jan. 31, the company posted adjusted earnings of $3.5 million, or 3 cents a share, on revenue of $29.6 million. Analysts expected earnings of 3 cents a share on revenue of $29.9 million. During the year-earlier quarter, the company reported a loss of $3.3 million, or 3 cents a share, on revenue of $18.6 million.

Looking ahead, Opsware sees an adjusted first-quarter loss of 1 cent to 2 cents a share on revenue of $26 million to $27 million. Analysts project a profit of 2 cents a share on revenue of $29.1 million. Shares were trading down 29 cents to $6.69.

Shares of Chartered Semiconductor ( CHRT) rose 4% after the chip foundry reaffirmed its first-quarter guidance. In January, the company said it would post revenue of $318 million to $330 million. Analysts project revenue of $325.6 million. "The quarter is essentially progressing in line with what we had anticipated earlier, and therefore we are reiterating the guidance we originally provided in January," the company said. Chartered Semiconductor plans to issue first-quarter results on April 27. Shares were trading up 37 cents to $9.76.

Other technology movers included Sirius Satellite Radio ( SIRI), up 9 cents to $3.46; Intel ( INTC), up 17 cents to $19.28; Sun Microsystems ( SUNW), up 14 cents to $6.21; Cisco Systems ( CSCO), up 49 cents to $25.95; Microsoft ( MSFT), up 18 cents to $27.73; Oracle ( ORCL), up 46 cents to $16.83; Apple ( AAPL), up $1.57 to $87.89; and Level 3 Communications ( LVLT), up 12 cents to $6.22.

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