Tech Stocks in Motion

Updated from 1:42 p.m.

Shares of Black Box(BBOX Quote) were among technology's losers Wednesday, falling 12.3% after the company posted third-quarter earnings and sales that fell below expectations.

The computer networking products company earned $9.2 million, or 52 cents a share, on sales of $126.9 million. Analysts polled by Thomson First Call were expecting earnings of 63 cents a share on sales of $128 million. A year ago the company earned $12.2 million, or 66 cents a share, on sales of $133.1 million. Looking ahead, Black Box said that it expects to post first-quarter sales of $174 million to $177 million, reflecting sales from its Norstan acquisition. Shares traded down $5.64 to $40.40.

Multi-Fineline Electronix(MFLX Quote) rose 16.7% after the company posted strong first-quarter earnings and sales. The provider of assembly solutions used by the electronics industry earned $9.5 million, or 38 cents a share, on sales of $84.4 million. Analysts were expecting earnings of 32 cents a share on sales of $81.4 million. A year ago the company posted earnings of $2.1 million, or 12 cents a share, on sales of $53.5 million. The latest quarter benefited from strong growth in the company's wireless telecom business and a 54% jump in sales to Motorola(MOT Quote). Looking ahead, Multi-Fineline forecast second-quarter earnings of $6.2 million to $8.5 million on sales of $74 million to $80 million. Analysts are expecting earnings of 27 cents a share on sales of $74.6 million. Shares traded up $2.76 to $19.25.

Shares of Google(GOOG Quote) surged 7.3% from Tuesday's close after the company turned in fourth-quarter earnings and sales that blew past expectations. Excluding stock-based compensation, the company earned 87 cents a share on sales of $653.5 million. Analysts were expecting earnings of 77 cents a share. Traffic-acquisition costs fell to 77% during the quarter, down from 85% a year ago. Shares of Google traded up $14.06 to $205.96. Since going public in August 2004 at $85 a share, the stock has climbed almost 150%.