Tech stocks slipped into the red as Wall Street retreated on disappointing manufacturing data stoking investor fears of an impending recession.

Shares of BlackBerry maker

Research In Motion

( RIMM) bucked the trend and soared $9.29, or 9.5%, to $107.20 after the company boosted its subscriber

growth estimates for the fourth quarter. RIM said it expects subscriber additions to be 15% to 20% higher than its earlier forecast because of the popularity of its phones during the holiday season. In December, RIM had forecast quarterly net subscriber growth to reach 1.82 million users.

Cisco

(CSCO) - Get Cisco Systems, Inc. Report

rose 34 cents, or 1.5%, to $23.54 after the stock was upgraded to a buy from hold by a Citigroup analyst on the belief that the company can weather a slowdown in the economy and tech spending.

Analog Devices

(ADI) - Get Analog Devices, Inc. Report

gained $1.03, or 3.7%, to $28.75 after the company beat Street estimates for the first quarter. Analog Devices reported revenue of $613.9 million in the first quarter vs. $626.3 million a year ago. That beat analysts' expectations of $623.5 million in revenue. Net income grew 142% to $370.7 million, or $1.22 a share, from $153.2 million, or 44 cents a share, a year ago. Adjusted EPS was 40 cents, beating analysts' estimates by a penny.

For the second quarter, Analog Devices guided revenue ranging from $615 million to $640 million and EPS, less items, to range from 39 cents to 42 cents. Analysts were expecting revenue of $644.1 million and adjusted EPS of 42 cents.

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Semiconductor design automation software company

Synopsys

(SNPS) - Get Synopsys, Inc. Report

added 54 cents, or 2.3%, to $23.57 after it doubled its bottom line and boosted full-year EPS guidance. The company reported net income of $46.4 million, or 31 cents a share, from $23.4 million, or 16 cents a share, a year ago. EPS, less items, was 44 cents, ahead of analysts' expectations for 38 cents a share. Revenue rose 5% to $315.5 million.

Vasco Data Security

(VDSI)

lost $6.82, or 37.3%. to $11.45 after the company missed Street estimates and was downgraded by an analyst at Brean Murray. Vasco reported fourth-quarter earnings of 9 cents a share, lower than Street expectations of 20 cents a share. Revenue rose 23.9% to $31.2 million, again lower than consensus of $36.6 million. Vasco forecast revenue growth of 25% to 35% for fiscal 2008 and margins of 60% to 68% for the year. Following the results, Brean Murray cut its rating on the stock to hold from buy.

GPS navigation-device maker

Garmin

(GRMN) - Get Garmin Ltd. (GRMN) Report

lost more ground and fell $1.62, or 2.5%, to $62.85 a day after the company's fourth-quarter results disclosed the pressure on gross margins and the stiff competition it faces from rivals such as

Tom-Tom

.