Tuesday's Winners & Losers: Wynn

Updated from 12:09 p.m. EDT

Wynn Resorts(WYNN Quote) was among the Nasdaq's winners Tuesday, jumping 10.1% after the hotel and casino operator posted second-quarter earnings that blew past Wall Street's forecast.

The company reported adjusted earnings of $100.8 million, or 92 cents a share, on revenue of $687.5 million. Analysts polled by Thomson Financial had expected earnings of 53 cents a share. During the year-earlier quarter, the company posted a loss of $4.9 million, or 5 cents a share, on revenue of $273.4 million. Shares closed up $10.81 to $118.20.

Mobile Mini(MINI Quote) tumbled 21.8% after the storage company reported a second-quarter earnings miss and warned that third-quarter earnings would be below expectations. The company reported adjusted earnings of $13.2 million, or 36 cents a share, on revenue of $78.3 million. Analysts expected earnings of 38 cents a share on revenue of $77.6 million. During the year-earlier quarter, the company earned $11.6 million, or 32 cents a share, on revenue of $66.3 million.

Looking ahead, Mobile Mini sees third-quarter earnings of 38 cents to 40 cents a share. Analysts project earnings of 41 cents a share. Shares closed down $6.38 to $22.91.

Shares of Dean Foods(DF Quote) slid 6.3% after the dairy producer posted second-quarter earnings that were below expectations and issued third-quarter earnings guidance below expectations. The company earned $28.4 million, or 21 cents a share, on revenue of $2.84 billion. Excluding items, the company earned $41.6 million, or 30 cents a share. Analysts expected earnings of 31 cents a share on revenue of $2.72 billion. The company said that results were hurt by rising raw milk prices.

Looking ahead, Dean Foods sees third-quarter adjusted earnings of 24 cents to 28 cents a share. Analysts project earnings of 31 cents a share. "Looking ahead to the third quarter, we expect rapidly rising and record high raw milk prices to pressure results," the company said. Shares closed down $1.90 to $28.10.

Hewitt Associates(HEW Quote) rose 6.6% after the human resources outfit posted better-than-expected third-quarter results. The company earned $47.5 million, or 43 cents a share, on revenue of $742.3 million. Analysts had expected earnings of 29 cents a share on revenue of $738.1 million.

The company also announced plans to repurchase up to 15.6 million shares, or some 14% of its outstanding stock, at prices ranging from $28.75 to $32 a share. The tender offer begins Wednesday and will expire on Sept. 5. Shares closed up $1.97 to $31.62.

Shares of A.C. Moore Arts & Crafts(ACMR Quote) climbed 17.6% after the arts and crafts retailer posted a smaller-than-expected loss. The company reported a loss of $343,000, or 2 cents a share, on revenue of $124.4 million. Results included a legal-settlement charge of 3 cents a share. Analysts had expected a loss of 5 cents a share on revenue of $132.9 million. During the year-earlier quarter, the company reported a loss of $1.8 million, or 9 cents a share, on revenue of $129.8 million. Year-ago results included one-time costs of $1.8 million, or 5 cents a share. Shares closed up $2.83 to $18.94.