ROBERGE MICHAEL W

MFS INTERMEDIATE HIGH INCOME FUND: Initial statement of beneficial ownership of securities

MFS INVESTMENT GRADE MUNICIPAL TRUST: Initial statement of beneficial ownership of securities

MFS HIGH YIELD MUNICIPAL TRUST: Initial statement of beneficial ownership of securities

MFS CALIFORNIA INSURED MUNICIPAL FUND: Initial statement of beneficial ownership of securities

MFS INTERMARKET INCOME TRUST I: Initial statement of beneficial ownership of securities

MFS HIGH INCOME MUNICIPAL TRUST: Initial statement of beneficial ownership of securities