Rate of return represents the percentage net gain or loss of an investment's initial cost over a period of time. The rate of return calculates the percentage change from the beginning to the end of a ...

Time-weighted return (TWR) calculates an investment portfolio or fund's performance while accounting for external cash flows. Investment funds usually have money flowing in or out at various times.

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Pete Rathburn is ...