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 May 2019 were: 172.71p Capital only174.55p 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 250,000 ordinary shares on 08 May2019, the Company has 72,299,044 ordinary shares in issue, excluding 28,062,261which are held in treasury.