Main Street Capital announced that it has priced a public offering of $80 million in aggregate principal amount of 6.125% senior unsecured notes due 2023.

The notes will bear interest at a rate of 6.125% per year payable quarterly beginning July 1, 2013. Main Street also granted the underwriters a 30-day option to purchase up to an additional $12 million in aggregate principal amount of Notes to cover over-allotments, if any.

Main Street said it intends to use the net proceeds from this offering to initially repay outstanding debt borrowed under its credit facility, and then through re-borrowing under the credit facility, to make investments in accordance with its investment objective and strategies, to make investments in marketable securities and idle funds investments, to pay operating expenses and other cash obligations and for general corporate purposes.

The notes are expected to be listed on the NYSE and to trade thereon within 30 days of the original issue date under the trading symbol MSCA.