For holders of Evolution Petroleum's (NYSEMKT:EPM) perpetual non-convertible 8.5% Series A cumulative preferred stock, investors will receive 1/12th of the 8.5% annualized amount, or approximately $0.177083 per share, based on the $25.00 per share liquidation preference.

Evolution's Series A preferred stock trades on the NYSE MKT (previously known as the Amex, or American Stock Exchange) under the symbol EPM.PR.A. However, since the securities have no stated maturity date, investors seeking liquidity will be limited to selling their shares in the secondary market and an active trading market for the shares may not develop for them.

Evolution is primarily engaged in the acquisition, exploitation, and development of onshore properties for the production of crude oil and natural gas in the U.S.