Net Asset Value(s)

NET ASSET VALUE BLACKROCK NORTH AMERICAN INCOME TRUST PLC549300WWOCXSC241W468 The unaudited net asset values for BlackRock North American Income Trust plc atclose of business on 8 March 2019 were: 167.72p Capital only169.89p Including current year income Notes: 1. Investments have been valued on a bid price basis. 2. Revenue items included in net asset value, with dividends payablededucted on the ex-dividend date. 3. Following the share issuance of 100,000 ordinary shares on 19thFebruary 2019, the Company has 70,499,044 ordinary shares in issue, excluding29,862,261 which are held in treasury.