Tech billionaires add $845B in 2026, now 1/3 of Bloomberg Index wealth

Nearly 100 tech-linked fortunes among the world's 500 richest grew by $845B in the first nine months of 2026, pushing the sector's share of Bloomberg Index wealth above one-third. The concentration underscores tech's outsized role in global equity gains, though it also signals rising wealth inequality and potential regulatory scrutiny.