Tech Stocks in Motion

Updated from 2:41 p.m. EST

Shares of MRV Communications (MRVC) were among technology's winners Friday, rising 8.6% after the company posted fourth-quarter earnings and sales above expectations.

The network equipment maker earned $918,000, or 1 cent a share, on sales of $81.9 million. Analysts polled by Thomson First Call were expecting a loss of 1 cent a share on sales of $74 million. A year ago the company posted a loss of $4.9 million, or 5 cents a share, on sales of $69.1 million. Fourth-quarter earnings were helped by strong fiber-to-the-premises deployments, which contributed to a 21% jump in sales to the Americas. Looking ahead, MRV forecast first-quarter sales of $65 million to $70 million, which is in line with analysts' expectations. Shares traded up 30 cents to $3.82.

MKS Instruments (MKSI) rose 5.8% after the company posted fourth-quarter results that were better than expected and said that it would post first-quarter earnings that could top forecasts on sales that are better than expectations. Excluding items, the semiconductor technology company earned $7.4 million, or 14 cents a share, on sales of $130.9 million. Analysts were expecting earnings of 10 cents a share on sales of $117.5 million. Looking ahead, MKS said that adjusted earnings could range from 6 cents to 12 cents a share on sales of $115 million to $125 million. Analysts had been expecting earnings of 7 cents a share on sales of $109 million. Shares traded up 99 cents to $18.10.

Shares of Arris Group (ARRS) rose 16.1% after the telecommunications technology company posted fourth-quarter results that topped expectations and forecast first-quarter sales that are higher than expectations. The company posted pro forma earnings of 4 cents a share on sales of $129.5 million. Analysts were expecting earnings of 3 cents a share on sales of $127.2 million. Looking ahead, Arris forecast adjusted earnings of 1 cent to 5 cents a share on sales of $127 million to $137 million. Analysts are expecting earnings of 4 cents a share on sales of $126 million. Shares traded up 88 cents to $6.36.

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