Columbia Threadneedle Investments, known for its municipal-bond mutual funds, has filed for an exchange-traded fund called the Columbia Multi-Sector Municipal Income ETF, which will seek to replicate the performance of a muni market index with a ...
“Passive investment is now growth-tilted, momentum chasing, biased toward popular-weighted indices. Why should you expect the best returns from that?” asks Research Affiliates’ Rob Arnott.