Shares of Symbol Technologies were among tech's winners Thursday, rising 20% after the company posted third-quarter results that topped Wall Street forecasts.

The radio frequency identification technology company earned $16.7 million, or 7 cents a share, on sales of $441.5 million. Analysts surveyed by Thomson First Call expected earnings of 3 cents a share and sales of $429.3 million. A year earlier, the company earned $17.8 million, or 7 cents a share, on sales of $429.2 million.

For the fourth quarter, Symbol Technologies sees earnings of 6 cents to 8 cents a share, bracketing analysts' mean estimate of 7 cents. The company projects sales of $432 million, shy of Wall Street's forecast of $446.5 million. Shares were trading up $1.66 to $9.78.

Click Commerce climbed 17% after the company posted big year-over-year gains in earnings and sales. The software company posted adjusted earnings, which excludes items, of $4.9 million, or 40 cents a share, up from $1.6 million, or 17 cents a share, a year earlier. The company's sales surged to $16.2 million from $7 million last year. The single analyst forecast called for earnings of 34 cents a share and sales of $13.6 million. Shares recently were up $3.26 to $22.46.

Shares of Advanced Power Technology ( APTI) soared 24% after the company agreed to be acquired by Microsemi ( MSCC) in a cash and stock deal valued at $12.20 a share. Advanced Power shareholders will receive $2 a share in cash and 0.435 shares of Microsemi for each share they hold. The buyout price represents a 29% premium to Advanced Power's Wednesday closing price of $9.49. The deal, which is seen closing during Microsemi's fiscal second quarter, is expected to be accretive to Microsemi's results for the fiscal third quarter. Shares of Advanced Power were trading up $2.31 to $11.80, while Microsemi shares fell 5 cents to $23.40.

McData fell 6% after the storage networking company cut its third-quarter estimates. The company now expects a pro forma loss, which excludes one-time items, of 1 cent a share to a profit of a penny a share. Previously, the company said that it would earn between 2 cents and 4 cents a share. McData cut its sales expectation to $164 million to $167 million from $174 million to $182 million. Analysts expected earnings of 3 cents a share and sales of $178.5 million.

"We experienced a shortfall related to products and services primarily in North America, and to a lesser extent in Europe, as we continue to integrate our operations and sales organizations following the recent acquisition of CNT," the company said in a statement. McData plans to report third-quarter results on Nov. 30. Shares were trading down 25 cents to $4.

Shares of BMC Software ( BMC) rose 5% after the software company posted second-quarter earnings above forecasts. The company earned $42.3 million, or 19 cents a share, on sales of $361 million. Excluding items, the company would have earned $58.2 million, or 26 cents a share. Analysts expected earnings of 23 cents a share and sales of $364.7 million. Year-ago pro forma earnings were $35.2 million, or 16 cents a share, on sales of $355.1 million.

Looking ahead, BMC forecast third-quarter earnings of 25 cents to 30 cents a share on sales of $375 million to $395 million. Analysts expect earnings of 26 cents a share on sales of $391 million. For the full year, BMC expects earnings of 97 cents to $1.03 a share, up from an earlier view of 90 cents to 96 cents a share. Analysts project earnings of 95 cents a share. BMC shares were trading up 85 cents to $19.35.

Other technology movers included Oracle ( ORCL), down 21 cents to $12.27; JDSU ( JDSU), up 13 cents to $2.35; Microsoft ( MSFT - Get Report), up 7 cents to $26.53; Intel ( INTC), up 62 cents to $23.91; Sun Microsystems ( SUNW - Get Report), up 9 cents to $3.82; Symantec ( SYMC), down 72 cents to $18.65; Sirius Satellite Radio ( SIRI), up 9 cents to $6.98; Qualcomm ( QCOM - Get Report), up $3.25 to $43.63; Cisco ( CSCO - Get Report), unchanged at $17.63; Lucent Technologies , up 4 cents to $2.74; and Apple Computer ( AAPL), up $2.23 to $62.18.