Rob Arnott Says You'll Be Sorry for Ignoring Smart Beta Warnings

  • Firm launches new timing site showing low-vol as still pricey
  • Investors rely too heavily on past returns, Arnott says

Rob Arnott won’t let it go.

One year after battling Cliff Asness in public over whether smart beta ETFs are in a bubble, the Research Affiliates co-founder is doubling down on his warning about the hugely popular investment vehicles. He’s turning the firm’s website into a new tool for telling which funds are about to pop and has launched a line of indexes that rejigger holdings based on variables like valuation.