Mark Zuckerberg vs Stephen Mandel Jr: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Stephen Mandel Jr's $5.68 billion — a gap of $204.1 billion, or 37 times as much (as of November 7, 2026).

Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Stephen Mandel Jr
Source of wealth: Hedge funds
$5.68B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | Stephen Mandel Jr | |
|---|---|---|
| Net worth | $209.7B | $5.68B |
| World rank | #5 | #743 |
| Makes per second | −$124 | $62.99 |
| Makes per day | −$10.69M | $5.44M |
| Today | +$1.72B | $0 |
| Source of wealth | Hedge funds | |
| Age | 42 | 70 |
| Country | United States | United States |
Net worth by year
| Year | Mark Zuckerberg | Stephen Mandel Jr |
|---|---|---|
| 2026 | $222B | $5B |
| 2025 | $216B | $2.5B |
| 2024 | $177B | $2.5B |
| 2023 | $64.4B | $3.6B |
| 2022 | $67.3B | $3.9B |
| 2021 | $97B | $3.9B |
| 2020 | $54.7B | $2.8B |
| 2019 | $62.3B | $2.4B |
| 2018 | $71B | $2.6B |
| 2017 | $56B | $2.6B |
| 2016 | $44.6B | $2.5B |
| 2015 | $33.4B | $2.3B |
Frequently asked questions
Who is richer, Mark Zuckerberg or Stephen Mandel Jr?
Mark Zuckerberg is richer, worth $209.7 billion compared with Stephen Mandel Jr's $5.68 billion. The difference is $204.1 billion.
Who makes more per second, Mark Zuckerberg or Stephen Mandel Jr?
Stephen Mandel Jr makes more: about $62.99 per second versus −$124. Per day that's $5.44M vs −$10.69M.
How many times richer is Mark Zuckerberg than Stephen Mandel Jr?
Mark Zuckerberg has about 37 times Stephen Mandel Jr's net worth.