Option Care ( OPTN) surged 21% after the Buffalo Grove, Ill., home health care provider boosted financial guidance.

The company forecast second-quarter earnings of 21 cents a share, which is 2 cents ahead of the Thomson First Call analyst consensus estimate. Option Care said revenue would hit $98 million, which is also ahead of estimates.

For the year, the company forecast earnings of 84 to 87 cents a share, up from the 78-cent analyst consensus.

"Our sustained focus on sales and business development is generating solid growth from a broad spectrum of therapies within our home infusion and specialty pharmacy services," CEO Raj Rai said. "In addition, we continue to control operating expenses. Our cash flow from operations continues to be strong and our overall cash position has doubled to over $12 million from the end of the first quarter."

Option Care shares jumped $3.09 to $17.30.