Earlier quoted context omitted.
Depends on risk tolerance and how flashy they want to be. Donald Trump, if his public finances are to be believed, would have roughly the same net worth had he just invested the money his dad gave him in mutual funds. Instead he managed to create a series of failing companies and questionable ties... but managed to live the high life and stamp his name on bloody everything.
To offer a better and less political answer: the reason that an UHNWI doesn't park their entire net worth in an index fund is because there is some probability, however minute, that the markets will collapse and never recover. Additionally, we could say that success in active investing is (often) a function of how much you're willing to spend to find the right opportunities. For an UHNWI, this is likely enough to bea…
This is why people invest some money, however minute, into shorting the entire stock market.