Endowment Bias – Do You Really “Own” a Trading Position?
Endowment Bias in Trading: Why You Hold Losing Positions Too Long Last updated: 3 July 2026 · By Spencer Li, CFTe Endowment bias (a behavioral-finance term for valuing something more simply because you own it) is what makes traders hold losing positions far longer than they should. Standard economics says the price you would pay […]

