After such a dreadful start to the year for investments and finance, how is the personal wealth of the City’s private banking and investment management plutocrats faring?

According to The Sunday Times Rich List, personal wealth overall is already turning into a sort of bonfire of the vanities. While the 1,000 richest in Britain have experienced a mere 3.7 percent fall to a total £742 billion last year, a recalculation by the list compilers reckoned that billions have been wiped out up to March.

Overall, the rankings mostly cover 2019 so the grisly fate of ultra high net worth types won’t be fully known unt...