Indexing Redefined, Part IV: Active Management vs. RAFI

Published on September 21, 2026

Throughout this Indexing Redefined series, we explored how traditional market-capitalization indexing ties portfolio weights directly to stock prices, creating hidden concentration risks. Furthermore, we discussed how fundamental indexing offers a disciplined alternative by weighting companies according to their real-world economic footprint. In this final installment, we address the dilemma investors face in highly concentrated equity markets.