Tech billionaires now hold 36% of Bloomberg Index wealth, up $845B in 2026

The combined net worth of tech-sector billionaires on the Bloomberg Billionaires Index rose by $845 billion through September 30, 2026, lifting their share of total index wealth to 36%. This concentration reflects outsized equity gains in technology names, but the report does not specify which companies or individuals drove the increase. The shift signals rising wealth inequality and potential regulatory or political scrutiny, though market implications are indirect.