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 2 May 2019 were: 174.11p Capital only175.84p 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 150,000 ordinary shares on 29th April2019, the Company has 72,049,044 ordinary shares in issue, excluding 28,312,261which are held in treasury.