NEW YORK ( TheStreet) -- Vitamin Shoppe ( VSI) is surging, after second-quarter earnings surged 76%, topping Wall Street's estimates.

During the quarter, the company, which went public less than a year ago, saw earnings hit $7.3 million, or 26 cents a share, compared with $4.2 million, or 10 cents, in the year-earlier. Excluding items, Vitamin Shoppe actually earned 29 cents a share, better than the 26 cents analysts were expecting.

Vitamin Shoppe sales jumped 12% to $192.2 million, while same-store sales climbed 9%.

Shares of Vitamin Shoppe are spiking 7.5% to $26.46 in afternoon trading.

-- Reported by Jeanine Poggi in New York.

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