 Upon selling his stakes in the company in 1999, de Botton received a large sum of money, whose size has never been officially confirmed by buyer or seller.His wealth was estimated by one source to have reached £234 million in 1999.In 2003, GAM and the London School of Economics and Political Science (LSE) announced the creation of the GAM Gilbert de Botton Award in Finance Research, an annual award given in recognition of outstanding research in finance, in honour of Gilbert de Botton.