John Overdeck vs Mark Zuckerberg
Real-time net worth, career, and company comparison — updated July 2026.
Wealth at a Glance
Net worth gap: $199.7B — equivalent to 96% of Mark's total wealth.
Tale of the Tape
Career Highlights
John Overdeck
- 1986International Mathematics OlympiadWon a silver medal at the International Mathematical Olympiad.
- 2001Co-founded Two Sigma InvestmentsCo-founded the data-driven investment firm Two Sigma Investments.
- 2011Established the Overdeck Family FoundationCo-founded the Overdeck Family Foundation to support education.
- 2024Transitioned to Co-ChairmanTransitioned from co-CEO to co-chairman of Two Sigma.
- 2025Returned to Management CommitteeReturned to Two Sigma's management committee.
Mark Zuckerberg
- 2004Founded FacebookCo-founded Facebook while at Harvard University.
- 2008Became a BillionaireBecame a billionaire at age 23.
- 2012Facebook IPOTook Facebook public, making it one of the largest IPOs in history.
- 2021Meta RebrandingFacebook rebranded to Meta Platforms, Inc., focusing on the metaverse.
Net Worth History
| Year | John | Mark | Leader |
|---|---|---|---|
| 2020 | $6.1B | — | — |
| 2022 | — | $65B | — |
| 2023 | — | $170B | — |
| 2024 | $7.4B | $224.1B | Mark |
| 2025 | $8B | $222B | Mark |
| 2026 | $7.98B | $207.68B | Mark |
The Verdict: Mark Zuckerberg vs John Overdeck
As of July 2026, Mark Zuckerberg leads this comparison with a net worth of $207.68B, placing at #6 in the global rankings. John Overdeck follows at $7.98B — a gap of $199.7B.
The two leaders come from distinct industries — Finance & Investments for John Overdeck and Technology for Mark Zuckerberg. Comparing them is therefore a comparison of different underlying asset types, growth rates, and risk profiles rather than a simple head-to-head within the same market.
John Overdeck is 56 years old versus 41 for Mark Zuckerberg, a difference of 15 years. Age context matters in wealth comparisons: a younger billionaire at the same net worth has had less time to accumulate — and in many cases represents a higher compound annual growth rate on their wealth.
Net worth figures are estimates calculated from public shareholding disclosures, stock price data, and reported asset values. See our full methodology.
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Net worth estimates updated daily from public financial disclosures. Methodology · Report an error