Avantis Investors’ first $100 billion didn’t even take a century. The six-year-old firm, part of American Century Investments, is a recent success story in the rise of ETFs, particularly actively managed ones. Its growth has accelerated over the past year and a half, doubling its assets under management. Year to date, Avantis has seen about$28 billion in net new money, Chief Investment Strategist Phil McInnis said. SUBSCRIBE:  Receive more of our free ETF Upside newsletter. READ ALSO: VanEck Ties Latest ...