United StatesCo-founded it
Mark Zuckerberg
Mark Zuckerberg co-founded Facebook in 2004 and runs it as Meta Platforms' chairman and CEO; most of his fortune is his stake of about 13% in Meta.
- Forbes estimate
- $253B
- Forbes, 22 Sep 2026
- Forbes rank
- No. 6
- 22 Sep 2026
- Stake in Meta Platforms
- 13.5%
- Net worth, Bloomberg
- $251B
- Bloomberg, 17 Oct 2026
- Born
- 14 May 1984
- White Plains, New York, United States
- Education
- Left university without a degree
- Studied computer science at Harvard University and left without a degree; honorary Harvard degree in 2017
- Giving Pledge
- Signed in 2010
Where the fortune sits
Meta Platforms stock
Meta Platforms
social media and online advertising, founded 2004
60.8% of the votes
Calculated from the proxy table: 639,347 Class A plus 341,823,978 Class B of 2,538,423,304 shares outstanding; Forbes and Bloomberg say about 13%
DEF 14A (proxy statement), 1 Apr 2026
Founder, chairman and CEO
Other holdings
Private aircraft
Meta charters aircraft indirectly and wholly owned by him
Where Mark stands among 73
Everyone on the site, grouped by their answer. Mark Zuckerberg is outlined.
How the fortune started
Founded it
Founded it 42
Inherited and grew it 12
Built it up 8
Inherited it 6
Through marriage 5
Industry
Technology
Technology 24
Finance 10
Several industries 9
Metals and mining 6
Retail 4
Fashion and beauty 4
Media 3
Food and drink 3
Shipping 3
Crypto 2
Oil, gas and chemicals 2
Healthcare 1
Casinos and resorts 1
Property and sports 1
Giving Pledge
Signed
Signed 11
Not a signer 61
Not stated 1
Education
Left university without a degree
Left university without a degree 6
Bachelor's degree 27
Graduate degree 24
No university 5
Not stated 11
Role today
Runs the company
Runs the company 32
Chair, board or owner 25
Founder, no executive role 8
No role 4
Retired 4
The person
- Born
- 14 May 1984White Plains, New York, United States
- Citizenship
- United States
- Lives in
- Palo Alto, California, United States
- Education
- Left university without a degreeStudied computer science at Harvard University and left without a degree; honorary Harvard degree in 2017
- Parents
- His father, Edward, was a dentist with a practice in the family home; his mother, Karen, was a psychiatrist
What they give
- Giving Pledge
- Signed in 2010Pledged with Priscilla Chan
- Foundation
- Chan Zuckerberg InitiativeCo-founded with Priscilla Chan in 2015; he is co-CEO
- Lifetime giving
- $7.2BChan Zuckerberg Initiative, undefined Oct 2026. CZI's own total of grants committed since 2015 ('over $7.22 billion'); an initiative-wide figure, not a personal estimate
Role and record
- Role now
- Runs the companyFounder, chairman and CEO of Meta Platforms
- Successor
- None named
- Public office
- Member, President's Council of Advisors on Science and Technology (PCAST), 2026-
- Legal record
- None found
