100 ETF FDTS (FIRST TRUST DEVELOPED MARKETS EX-US SMALL CAP ALPHADEX FUND) alternatives
The most close FDTS (FIRST TRUST DEVELOPED MARKETS EX-US SMALL CAP ALPHADEX FUND) alternative is ETF GWX (STATE STREET(R) SPDR(R) S&P(R) INTERNATIONAL SMALL CAP ETF). The correlation is 0.9666.