Rob Arnott revolutionized stock investing. Decades later, he's still disrupting the market's favorite strategies.

Investment Insights - Rob Arnott is a pioneer in index investing products, highlighting flaws in mainstream indexes like the S&P 500 that can negatively impact investors [5] - Arnott introduced alternative index strategies in the early 2000s, launching the Fundamental Index in 2005, which has influenced major firms like BlackRock and PIMCO to adopt Research Affiliates' indexes [6] - The recent launch of the Research Affiliates Deletions ETF (NIXT) focuses on fundamentally attractive stocks that have been removed from the S&P 500 [7] - The newly released Research Affiliates Cap-Weighted US ETF (RAUS) employs a cap-weighted approach to indexing after a fundamentals-based selection process, aiming to address inefficiencies in current index selection and removal processes [8]