X0101 EFFECT 33 LIVE 2015-12-10 11:30:00

N-1A

0001645194 Legg Mason ETF Equity Trust 333-206784 S000051683 Legg Mason Developed ex-US Diversified Core ETF C000162622 Legg Mason Developed ex-US Diversified Core ETF S000051684 Legg Mason Emerging Markets Diversified Core ETF C000162623 Legg Mason Emerging Markets Diversified Core ETF S000051685 Legg Mason US Diversified Core ETF C000162624 Legg Mason US Diversified Core ETF S000051686 Legg Mason Low Volatility High Dividend ETF C000162625 Legg Mason Low Volatility High Dividend ETF