Wednesday's Tech Winners & Losers

Sony(SNE Quote) continued its gains from Tuesday as the company inched closer to having its Blu-ray high-definition video format accepted as the industry standard. Sony's also showed off a thin, high quality, organic LED high-definition TV to rave reviews at the Consumer Electronics Show in Las Vegas. Sony was up $2.94, or 5.4%, to $57.10.

AMD(AMD Quote) continued to decline, falling 7.8% after two Wall Street analysts expressed concerns about growth in the semiconductor market.

An analyst at American Technology Research reduced the rating on eight chip stocks on the belief that the bookings outlook for first quarter 2008 is weak. The analyst also lowered fourth-quarter EPS estimates on AMD ahead of the company's Jan. 17 report. The stock was off 47 cents to $5.53.

Qwest(Q Quote) fell 20 cents, or 3.3%, to $5.92 following comments from rival AT&T's(T Quote) chief executive officer that the company is experiencing a weakening in its consumer business. AT&T was down 69 cents, or 1.8%, to $38.47.

Satellite radio company Sirius(SIRI Quote) fell 13 cents, or 4.4%, to $2.85 despite comments by CEO Mel Karmazin that he remains confident that regulators will approve the company's bid to buy rival XM Satellite Radio(XMSR Quote). XM declined 68 cents, or 5.9%, to $10.77.