We exploit variation in the ancestries of U.S. equity mutual fund managers to show that ancestry affects portfolio decisions. Controlling for fund firm location, we find that funds overweight stocks from their managers’ ancestral home countries in their non-U.S. portfolio by 132 bps or 20.34%...

We investigate the relationship between a mutual fund's variation in factor exposures and its future performance. Using a dynamic state space version of Carhart (1997)'s four factor model to capture factor variation, we find that funds with volatile factor exposures underperform funds with...