EIO Eaton Vance Ohio Municipal Bond Fund Common Shared of Befeficial Interest, $.01 Par Value

BOSTON, March 8, 2013 /PRNewswire/ -- Eaton Vance Ohio Municipal Bond Fund (NYSE MKT: EIO) (the "Fund"), a closed-end management investment company, today announced the earnings of the Fund for the three months ended December 31, 2012. The Fund's fiscal year ends on September 30, 2013.

For the three months ended December 31, 2012, the Fund had net investment income of $469,754 ($0.185 per common share). From this amount, the Fund paid dividends on preferred shares of $11,969 (equal to $0.005 for each common share), resulting in net investment income after the preferred dividends of $457,785, or $0.180 per common share. In comparison, for the three months ended December 31, 2011, the Fund had net investment income of $490,195 ($0.194 per common share). From this amount, the Fund paid dividends on preferred shares of $9,295 (equal to $0.004 for each common share), resulting in net investment income after the preferred dividends of $480,900, or $0.190 per common share.

Net realized and unrealized gains for the three months ended December 31, 2012 were $208,915 ($0.082 per common share). In comparison, net realized and unrealized gains for the three months ended December 31, 2011 were $755,308 ($0.298 per common share).

On December 31, 2012, net assets of the Fund applicable to common shares were $35,169,073. The net asset value per common share on December 31, 2012 was $13.87 based on 2,535,373 common shares outstanding. In comparison, on December 31, 2011, net assets of the Fund applicable to common shares were $31,678,759. The net asset value per common share on December 31, 2011 was $12.51 based on 2,531,606 common shares outstanding.

The Fund periodically makes certain performance data and information about portfolio characteristics available on www.eatonvance.com (on the fund information page under "Individual Investors – Closed-End Funds"). Fund portfolio holdings for the most recent month-end are also posted to the website approximately 30 days following month-end.

The Fund is managed by Eaton Vance Management, a subsidiary of Eaton Vance Corp. (NYSE: EV), based in Boston, one of the oldest investment management firms in the United States, with a history dating back to 1924. Eaton Vance and its affiliates managed $247.8 billion in assets as of January 31, 2013 offering individuals and institutions a broad array of investment strategies and wealth management solutions. The Company's long record of providing exemplary service and attractive returns through a variety of market conditions has made Eaton Vance the investment manager of choice for many of today's most discerning investors.  For more information about Eaton Vance, visit www.eatonvance.com.

SOURCE Eaton Vance Management