Today's Tech Winners and Losers

Shares of Zilog(ZILG Quote) were among technology's winners Monday, rising 8% after the chipmaker lifted its fourth-quarter sales forecast.

The company now sees sales of $19 million to $20 million for the quarter ending March 31, up from an earlier view of $17 million to $18 million. One analyst polled by Thomson First Call projects sales of $20.6 million. The company said the higher projection reflects a stronger order rate. "The increase also reflects higher demand for the company's remote control microcontroller solutions and stronger shipments through its distribution channel across all regions," the company said. Zilog plans to release its fourth-quarter results May 18. Shares were trading up 22 cents to $3.04.

BMC Software(BMC Quote) fell modestly after the company said it plans to acquire Israel-based Identify Software for about $150 million in cash. "The acquisition of Identify's state-of-the-art application problem resolution technology will further extend BMC's leadership in transaction management and will continue to clearly differentiate BMC's business service management strategy," BMC said in a statement. The acquisition is expected to close during BMC's fiscal first quarter, which ends June 30. BMC shares recently were down 12 cents to $21.89.

Shares of Affiliated Computer Services(ACS Quote) traded actively after the company said it received a multimillion-dollar information technology outsourcing contract by hamburger giant Burger King. As part of the five-year deal, ACS will manage Burger King's enterprise server and end-user computing systems. ACS shares were trading down $1.68 to $59.35 on volume of 1.8 million shares, surpassing its daily average of 1.78 million shares.

Retalix(RTLX Quote) rose 4% after the software company posted better-than-expected fourth-quarter results. The company earned $6.3 million, or 32 cents a share. Excluding amortization of intangibles, the company earned $7.3 million, or 37 cents a share, beating analysts' target of 24 cents. Retalix reported revenue of $54.5 million, compared with Wall Street's estimate of $54.1 million. During the year-earlier quarter, the company earned $2.1 million, or 11 cents a share, on revenue of $35.9 million. Excluding items, the company earned $2.1 million, or 12 cents a share, during the year-earlier quarter.