MFS MERIDIAN FUNDS - U.S. CONCENTRATED GROWTH FUND - Klasse I1 GBP (thesaurierend) MFS MERIDIAN FUNDS - U.S. CONCENTRATED GROWTH FUND - Klasse C1 USD (thesaurierend) MFS MERIDIAN FUNDS - U.S. CONCENTRATED GROWTH FUND - Klasse S1 USD (thesaurierend) MFS Meridian-US ConcentratedG.F.WH1 GBP (thesaurierend) MFS Meridian-US ConcentratedG.F.N1 USD (thesaurierend) MFS MERIDIAN FUNDS - U.S. CONCENTRATED GROWTH FUND - Klasse I1 USD (thesaurierend) MFS Meridian-US ConcentratedGr.Fd.W1 USD (thesaurierend) MFS MERIDIAN FUNDS - U.S. CONCENTRATED GROWTH FUND - Klasse A1 USD (thesaurierend)