Stocks in Motion: Ultralife

Shares of Famous Dave's of America(DAVE Quote) were among the Nasdaq's winners Thursday, rising 20% after the company posted second-quarter results that were well ahead of Wall Street expectations.

The restaurant operator reported earnings of $1.9 million, or 17 cents a share, on sales of $28.1 million. Analysts polled by Thomson First Call were expecting earnings of 11 cents a share on sales of $26.7 million. A year ago the company earned $1 million, or 8 cents a share, on sales of $25.4 million. During the second quarter, the company repurchased almost 600,000 shares at an average price of $11.04 a share. The purchases completed the company's share-repurchase program, which was announced in November 2004. In all, Famous Dave's paid an average price of $11.93 a share for all 1 million shares. Shares were recently trading up $2 to $11.99.

Ameristar Casinos(ASCA Quote) fell 9% after the company posted second-quarter earnings that were weaker than expected and forecast third-quarter earnings that are below expectations. The casino operator earned $16.7 million, or 29 cents a share, on sales of $238.9 million. Analysts were expecting earnings of 30 cents a share on sales of $233.3 million. A year ago the company earned $15 million, or 27 cents a share, on sales of $210 million. Looking ahead, Ameristar forecast third-quarter earnings of 30 cents to 32 cents a share. Analysts had been expecting earnings of 33 cents a share. Shares were trading down $2.58 to $27.05.

Shares of 24/7 Real Media(TFSM Quote) rose 17% after the online advertising company posted second-quarter results that beat expectations. The company reported a loss of $200,000, or break-even, on sales of $33.9 million. Excluding items, however, the company would have posted pro forma operating income of $2.3 million, or 5 cents a share. Analysts were expecting earnings of 4 cents a share on sales of $30.6 million. A year ago the company posted pro forma operating income of $700,000, or 2 cents a share, on sales of $19.6 million.