Tech Stocks in Motion

Updated from 12:25 p.m. EDT

Shares of @Road ( ARDI) were among the worst-performing technology stocks Friday after the company posted weaker-than-expected second-quarter earnings and sales.

The mobility solutions company posted earnings of 5 cents a share on sales of $18.3 million. Analysts polled by Thomson First Call had expected it to earn 6 cents a share on sales of $18.9 million. Shares of Fremont, Calif.-based @Road traded down $2.71, or 46.6%, to $3.10.

Foundry Networks ( FDRY) slumped after it reported weaker-than-expected second-quarter earnings and sales and warned that third-quarter earnings would fall short of expectations. The data networking company earned 11 cents a share on sales of $97.8 million. Analysts had expected it to earn 14 cents a share on sales of $107.5 million. Looking ahead, it expects to post a third-quarter profit of 9 cents to 13 cents a share on sales of $100 million to $110 million. Analysts are looking for it to earn 15 cents a share on sales of $110.2 million. Shares of Foundry Networks traded down $1.30, or 11.2%, to $10.32.

Shares of Packeteer ( PKTR) plunged after the company posted weaker-than-expected second-quarter earnings and sales. The computer networking company earned 6 cents a share on sales of $21.6 million. Analysts had expected it to earn 10 cents a share on sales of $22.5 million. Weakness in the company's Asia Pacific business led to the weak results. A year ago it earned 10 cents a share on sales of $21.5 million. Shares of Packeteer traded down $5.70, or 41.6%, to $7.99.

DoubleClick ( DCLK) was hammered after it posted weaker-than-expected second-quarter financial results and warned that third-quarter results would fall short of expectations. The Internet marketing company earned 3 cents a share on sales of $69.2 million. Analysts had expected it to earn 4 cents a share on sales of $71.8 million. Looking ahead, DoubleClick expects to earn 2 cents to 5 cents a share on sales of $76 million to $82 million. Analysts had expected it to earn 8 cents a share on sales of $84.6 million. Shares of DoubleClick traded down $1.92, or 27.5%, to $5.06.

Shares of Tumbleweed Communications ( TMWD) fell after the company reported a second-quarter earnings and sales shortfall and warned that third-quarter financial results would fall well short of expectations. The secure Internet messaging company posted a second-quarter loss of 3 cents a share on sales of $10 million. Analysts had expected it to report a loss of 2 cents a share on sales of $11.3 million. Looking ahead, it expects to post a third-quarter loss of 2 cents to 4 cents a share on sales of $10 million to $11 million. Analysts were looking for it to post a profit of 1 cent a share on sales of $12.7 million. Shares of Tumbleweed Communications traded down $1.18, or 40.7%, to $1.72.

Other technology volume leaders included Microsoft ( MSFT), down 97 cents to $28.03; Intel ( INTC), down 60 cents to $22.67; Cisco ( CSCO), down 46 cents to $20.93; Oracle ( ORCL), down 26 cents to $10.10; Amazon.com ( AMZN), down $5.84 to $39.98; Conexant ( CNXT), down 19 cents to $1.98; Sun Microsystems ( SUNW), down 11 cents to $3.69; and Lucent ( LU), down 4 cents to $3.25.

More from Stocks

Jim Cramer: 4 Stocks Could Get Throttled By a 'Knock Down Drag Out' With China

Jim Cramer: 4 Stocks Could Get Throttled By a 'Knock Down Drag Out' With China

3 Warren Buffett Stock Picks That Could Be Perfect for Your Retirement Portfolio

3 Warren Buffett Stock Picks That Could Be Perfect for Your Retirement Portfolio

50 Stocks That Could Be Shredded If a U.S. Trade War With China Ignites

50 Stocks That Could Be Shredded If a U.S. Trade War With China Ignites

Why Starbucks Latest Data Reveal Should Worry Investors

Why Starbucks Latest Data Reveal Should Worry Investors

Salesforce Is Hitting on All Cylinders as Shares Notch an All-Time High

Salesforce Is Hitting on All Cylinders as Shares Notch an All-Time High