Alliance Trust Savings and Standard Life have signed an agreement to transfer the £32 million Standard Life Savings Investment Trust ISA and Savings Scheme to the appropriate ISA and Investment Dealing Accounts provided by ATS.

Sharpe Ratio divides a fund's return in excess of the 90-day Treasury bill by the investment's standard deviation to measure risk-adjusted performance. Standard Deviation is a statistical measure of the degree to which an individual value in a probability distribution tends to vary from the mean of the distribution.