The Youngest Billionaires (Under 45): Mark Zuckerberg Tops the List — July 24, 2026
Published · By RealTimeBillionaire Data Desk
Mark Zuckerberg closed out July 24, 2026 atop The Youngest Billionaires (Under 45) list, an estimated $240.44B, built primarily on Meta Platforms. Right behind: Brian Chesky and Pavel Durov follow in the next spots, at $13.72B and $13.00B respectively. Combined, the 8 people we track here are worth $281.45B, down $9.04B from the prior session.
Brian Chesky posted the day's biggest gain, adding $117.46M (0.86%) to reach $13.72B (#2). The move traces to Airbnb (ABNB), which climbed 2.75% on the day — most of a billionaire's daily swing simply follows their main stock's share price.
On the other side, Mark Zuckerberg took the day's steepest loss, down $9.07B (3.64%) to $240.44B (#1). The move traces to Meta Platforms (META), which fell 0.8% on the day — most of a billionaire's daily swing simply follows their main stock's share price.
Top 8
- 1Mark Zuckerberg$240.44B
- 2Brian Chesky$13.72B
- 3Pavel Durov$13.00B
- 4Daniel Ek$7.26B
- 5Brian Armstrong$4.73B
- 6Whitney Wolfe Herd$942.83M
- 7Bobby Murphy$684.92M
- 8Evan Spiegel$676.11M
Biggest Gainers
- Brian Chesky+$117.46M (+0.86%)
- Daniel Ek+$98.93M (+1.38%)
- Whitney Wolfe Herd+$675.00K (+0.07%)
- Evan Spiegel-$2.69M (-0.4%)
- Bobby Murphy-$2.82M (-0.41%)
Biggest Losers
- Mark Zuckerberg-$9.07B (-3.64%)
- Brian Armstrong-$176.57M (-3.6%)
- Bobby Murphy-$2.82M (-0.41%)
- Evan Spiegel-$2.69M (-0.4%)
- Whitney Wolfe Herd+$675.00K (+0.07%)
FAQ
- Who is the richest billionaire under 45 on July 24, 2026?
- Mark Zuckerberg, with an estimated net worth of $240.44B.
- Who gained the most net worth on July 24, 2026?
- Brian Chesky added an estimated $117.46M (0.86%), bringing their net worth to $13.72B.
- Who lost the most net worth on July 24, 2026?
- Mark Zuckerberg fell an estimated $9.07B (3.64%), bringing their net worth to $240.44B.
- How many billionaires are on The Youngest Billionaires (Under 45) list?
- 8, with a combined estimated net worth of $281.45B as of July 24, 2026.
More Coverage
Figures are directional estimates from public stock holdings, not audited valuations, and this site is not affiliated with Forbes.