Tech Winners & Losers: National Semiconductor

Tech stocks slumped Friday along with the major market indices following a jump in unemployment and a huge spike in oil prices.

Shares of National Semiconductor(NSM Quote - Cramer on NSM - Stock Picks) were up $1.47, or 6.5%, to $24.12 after the company predicted a 15% to 20% increase in earnings per share in its new fiscal year. The improvement is likely to come from continued cost-savings and by an increasing focus on selling higher-margin analog chips, the company said.

Yahoo(YHOO Quote - Cramer on YHOO - Stock Picks) gained 41 cents, or 1.5%, to $26.77 after activist investor Carl Icahn, who currently is a shareholder in Yahoo, suggested a price of $34.375 per share, or about $48.7 billion for the company. Yahoo has been in Icahn's cross hairs since Microsoft(MSFT Quote - Cramer on MSFT - Stock Picks) withdrew its $31 a share offer for the company.

Foundry Networks(FDRY Quote - Cramer on FDRY - Stock Picks) lost $1.22, or 8.8%, to $12.58 after an analyst at Bank of America downgraded the stock to neutral from buy,0 suggesting that increased competition and macroeconomic headwinds offer limited upside to the stock from its current level.

Chipmaker Intel(INTC Quote - Cramer on INTC - Stock Picks) was down 80 cents, or 3.3%, to $23.05 after the company said it has received a subpoena from the U.S. Federal Trade Commission, which has opened a formal anti-trust investigation into its business practices.

Intel rival AMD(AMD Quote - Cramer on AMD - Stock Picks) received a similar request from the FTC. Shares of AMD were down 23 cents, or 3%, to $7.55.