Friday's Winners & Losers

Shares of Equifax(EFX Quote) rose 9% after the credit reporting agency boosted its full-year earnings forecast. The company now sees earnings of more than $2 a share, up from an earlier view of $1.90 to $1.99. Analysts project earnings of $1.98 a share.

The company continues to see revenue growth of 7% to 10%. Shares were trading up $2.77 to $35.19.

Charlotte Russe(CHIC Quote) fell 6% after the young-women's clothing retailer filed a preliminary prospectus with the Securities and Exchange Commission for the sale of 5 million shares.

All of the shares, the company said, are being sold by shareholders affiliated with Saunders Karp & Megrue Partners. Goldman Sachs is leading the underwriting syndicate. Shares were trading down $1.54 to $26.39.

Shares of AirTran Holdings(AAI Quote) slumped 13% after the airline operator lowered its third-quarter revenue forecast. The company now sees revenue per available seat mile rising by low single digits.

"While the quarter started out with strong unit revenue performance, by the end of August we began seeing some softening in demand," AirTran said in a regulatory filing. "This trend appears to be continuing into the month of September and likely resulted from the threat of recent terrorist events, tropical storm Ernesto, and capacity additions on the East Coast." Meanwhile, the company said nonfuel cost per available seat mile continues to improve. The company expects a decline of 3% to 5%. Shares were trading down $1.42 to $9.25.