SCIENCE / TECHNOLOGY

Exchange change: Western Digital Corp., the Irvine manufacturer of computer components, said Monday that its stock will be traded on the New York Stock Exchange.

The stock, now traded on the American Stock Exchange, will begin trading on the Big Board under the symbol WDC within the next month, the company said.

“Listing on the New York Stock Exchange is an important milestone in the development of Western Digital,” said Roger W. Johnson, chairman and chief executive. “As the pre-eminent securities marketplace in the world, the NYSE will provide our shares with a level of visibility and liquidity that is consistent with our role as a major supplier to the computing markets throughout the world.”

The company’s stock closed at $4.75, unchanged in trading Monday on the Amex.