NYSE

General Motors Corp., up 1 cent at $1.44

Bondholders' approaching decision on whether to swap for equity and details of a labor deal shook shares as the bankruptcy deadline loomed.

Qwest Communications International Inc., up 32 cents at $4.33

An analyst upgraded the telecommunication company, saying it had strong revenue trends and its guidance was conservative.

Borders Group Inc., up 26 cents at $2.57

The bookseller gained ahead of announcing first-quarter results, as a measure of consumers' confidence soared, boosting retail stocks.

Polo Ralph Lauren, up $4.36 at $54.38

The apparel maker traded up after a consumer sentiment measure vaulted higher than analysts had expected, pulling up many retail stocks.

NASDAQ

Apple Inc., up $8.28 at $130.78

An analyst sees sales for technology company's iPhone rising to 3 percent of all cell phones in 2010 from the current 1 percent.

First Solar Inc., down $12.21 at $179.51

A downgrade based on likely cheaper offerings from competitors and poor demand from Europe drove the solar-panel maker's stock down.

Altair Nanotechnologies Inc., down 11 cents at 94 cents

Last week, the maker of particles for paints and sensors said it planned to raise $14 million from an offering of about 12 million shares.

MAP Pharmaceuticals Inc., up $5.85 at $9

The drug maker said its orally inhaled migraine treatment candidate met all main goals, including pain reduction, in a late-stage study.

A service of YellowBrix, Inc.