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Tech stocks rode the broader market's roller coaster on Friday, with the notable exception of



, which got a huge boost from the prospect of being acquired by Samsung Electronics.

After falling below 2217 in the morning session, the


was off just 3 points to 2255 in recent trading.

SanDisk, meanwhile, was up 28.3% to $17.27 after Samsung said it was considering an acquisition, which could cost it more than $3 billion. Samsung is the world's largest maker of flash-memory technology.

Shares of

ADC Telecommunications

(ADCT) - Get ADC Therapeutics SA Report

were up 11.5% to $10.22 one day after posting a third-quarter earnings beat over Wall Street expectations.

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The network equipment maker also reaffirmed its revenue guidance for the year of $1.5 billion to $1.52 billion, but lowered its earnings forecast to range between 10 cents and 18 cents a share vs. its prior outlook of 18 cents to 26 cents.

Shares of video-game maker


(TTWO) - Get Take-Two Interactive Software, Inc. Report

were up 2.5% to $23.80 after announcing that it swung to a profit from a year ago and raised guidance.

Shares of

National Semiconductor


fell 2.9% to $18.90 after the chipmaker reported that its profit was up from a year ago but its sales outlook would be disappointing.


(NOK) - Get Nokia Oyj Sponsored ADR Report

shares sunk after the company warned that its market share in the third quarter would experience weakness due to softness in the global economy, along with stiffening competition. The stock was down 8% to $20.53.