Net Worth Comparison

Michelle Xia vs Mark Zuckerberg

Real-time net worth, career, and company comparison — updated June 2026.

Michelle Xia

Michelle Xia

CEO, Biotech
Net Worth
$1.285B
+6.11% today
Mark Zuckerberg
Wealthier

Mark Zuckerberg

Net Worth
$207.68B
+$206.4B more than Michelle
+0.40% today

Wealth at a Glance

Michelle Xia$1.285B
Mark Zuckerberg$207.68B

Net worth gap: $206.4B — equivalent to 99% of Mark's total wealth.

Tale of the Tape

Michelle Xia
Mark Zuckerberg
$1.285B
Net Worth
$207.68B
#2938
Global Rank
#6
59
Age
41
UNITED STATES
Country
UNITED STATES
Biotech
Source of Wealth
Facebook
Healthcare
Industry
Technology
Ph.D, Newcastle University; Bachelor of Science, Sun Yat-sen University
Education
Harvard University (dropped out)
Annual Salary
$0.0M

Career Highlights

Michelle Xia

  1. 2012
    Founded Akeso Biopharma
    Founded Akeso Biopharma, serving as chairwoman, president, and CEO.
  2. 2020
    Akeso Listed on Hong Kong Stock Exchange
    Took Akeso public on the Hong Kong Stock Exchange.
  3. 2022
    Licensing Deal with Summit Therapeutics
    Licensed Akeso's drug to Summit Therapeutics for markets including the U.S., Europe, and Japan.
  4. 2024
    Ivonescimab Outperforms Keytruda
    Akeso's drug, ivonescimab, outperformed Merck's Keytruda in a Phase 3 trial.
  5. 2025
    TIME100 Health List
    Included in the "TIME100 Health" list.

Mark Zuckerberg

  1. 2004
    Founded Facebook
    Co-founded Facebook while at Harvard University.
  2. 2008
    Became a Billionaire
    Became a billionaire at age 23.
  3. 2012
    Facebook IPO
    Took Facebook public, making it one of the largest IPOs in history.
  4. 2021
    Meta Rebranding
    Facebook rebranded to Meta Platforms, Inc., focusing on the metaverse.

Net Worth History

YearMichelleMarkLeader
2022$65B
2023$170B
2024$1.1B$224.1BMark
2025$1.1B$222BMark
2026$1.285B$207.68BMark

The Verdict: Mark Zuckerberg vs Michelle Xia

As of June 2026, Mark Zuckerberg leads this comparison with a net worth of $207.68B, placing at #6 in the global rankings. Michelle Xia follows at $1.285B — a gap of $206.4B.

The two leaders come from distinct industries — Healthcare for Michelle Xia 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.

Michelle Xia is 59 years old versus 41 for Mark Zuckerberg, a difference of 18 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.