Articles tagged “investing mistakes”

DALBAR research shows the average investor underperforms the market by 1 to 2% per year due to behavioral errors. Here are the 7 most costly mistakes new investors make in 2026 and exactly how to avoid each one.

Throwing good money after bad is more common than you think. Here's what the sunk cost fallacy is, why your brain falls for it, and how to spot it in your own financial decisions.