Hershey ( HSY) was among the NYSE's losers Thursday, falling 2.4% after the chocolate maker posted mixed second-quarter results and issued full-year earnings guidance below expectations.

The company posted adjusted earnings of $81.7 million, or 35 cents a share, on revenue of $1.05 billion. Analysts polled by Thomson Financial expected earnings of 35 cents a share on revenue of $1.07 billion. During the year-earlier quarter, the company earned $99.7 million, or 42 cents a share, on revenue of $1.05 billion.

Looking ahead, Hershey sees full-year adjusted earnings of $2.25 a share. Analysts project earnings of $2.46 a share. Shares were trading down $1.22 to $48.72.

Knoll ( KNL) slumped 10% after the maker of office furniture posted solid second-quarter results but warned that third-quarter results would fall short of expectations. The company posted adjusted earnings of $17.5 million, or 37 cents a share, on revenue of $272.1 million. Analysts expected earnings of 36 cents a share on revenue of $270 million. During the year-earlier period, the company earned $14.8 million, or 28 cents a share, on revenue of $247.5 million.

Looking ahead, Knoll sees third-quarter earnings of 33 cents to 36 cents a share on revenue of $243 million to $253 million. Analysts project earnings of 40 cents a share on revenue of $268 million. Shares were trading down $2.34 to $20.14.

Shares of Reliance Steel & Aluminum ( RS) fell 6.2% after the metal processing services company posted mixed second-quarter results and issued third-quarter earnings guidance below expectations. The company earned $122.8 million, or $1.59 a share, on revenue of $1.9 billion. Analysts expected earnings of $1.57 a share on revenue of $1.93 billion. During the year-earlier period, the company earned $100.5 million, or $1.32 a share, on revenue of $1.56 billion.

Looking ahead, Reliance sees third-quarter earnings of $1.30 to $1.35 a share, below the $1.52 a share that analysts project. "We expect demand to soften somewhat in the third quarter only due to the normal seasonal summer slowdown, and expect pricing on some of our products to continue to soften slightly," the company said. Shares were trading down $3.75 to $57.27.

Labor Ready ( LRW) jumped 22% after the provider of temporary staffing services reported better-than-expected second-quarter results and said that full-year results would be above expectations. The company earned $18.8 million, or 41 cents a share, on revenue of $351.1 million. Analysts expected earnings of 35 cents a share on revenue of $342.2 million. During the year-earlier quarter, the company earned $18.6 million, or 35 cents a share, on revenue of $339.8 million.

Looking ahead, Labor Ready sees full-year earnings of $1.45 to $1.48 a share on revenue of $1.39 billion to $1.4 billion. Analysts project earnings of $1.40 a share on revenue of $1.38 billion. Shares were trading up $5.03 to $27.98.

Shares of Sherwin-Williams ( SHW) rose 9.4% after the paint maker posted second-quarter earnings that topped expectations and boosted full-year guidance. The company earned $202.6 million, or $1.52 a share, on revenue of $2.2 billion. Analysts expected earnings of $1.44 a share on revenue of $2.21 billion. During the year-earlier quarter, the company earned $184.6 million, or $1.33 a share, on revenue of $2.13 billion.

Looking ahead, Sherwin-Williams now sees full-year earnings of $4.60 to $4.70 a share, up from an earlier view of $4.55 to $4.65 a share. Shares were trading up $6.28 to $73.29.

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