Main Street Capital Corporation announced that it has priced a public offering of 3.75 million shares of its common stock in an underwritten public offering. Pricing was set at $22.50 per share, and net proceeds from the offering, after deducting underwriting discounts and estimated expenses payable by Main Street, are expected to be approximately $80.8 million. Main Street has also granted the underwriters an option, exercisable for 30 days, to purchase up to 562,500 additional shares of common stock to cover over-allotments, if any.

Main Street intends to use the net proceeds from this offering, including the net proceeds from any exercise of the underwriters’ over-allotment option, to make portfolio investments in accordance with its investment objective and strategies, to make investments in marketable securities and idle funds investments, to repay outstanding debt borrowed under its credit facility, to pay operating expenses and other cash obligations, and for general corporate purposes.

The underwriters of this offering are Raymond James, Robert W. Baird & Co. Incorporated, BB&T Capital Markets, a division of Scott & Stringfellow, LLC, Sanders Morris Harris Inc., Janney Montgomery Scott LLC and Ladenburg Thalmann & Co. Inc. The offering is subject to customary closing conditions and is expected to close on June 26, 2012.

Main Street is a principal investment firm that primarily provides long-term debt and equity capital to lower middle-market companies and debt capital to middle market companies.