Sarah MacMillan (#1580)
- $ 3 B
- Cargill
- United States
- F
- 72 Years
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About Me
Sarah MacMillan owns an estimated 3% stake in Cargill, the largest food company in the world. She is one of four billionaire sisters who inherited stakes in the company from their father W. Duncan MacMillan, who died in 2006. Her great-great-grandfather, W.W. Cargill, founded the business as a single grain warehouse on the end of an Iowa railroad line in 1865. The family still owns roughly 90% of Cargill, which did $154 billion in 2025 sales across food, agriculture, financial and industrial divisions.
Achievements
Career Highlights
A snapshot of the defining milestones, leadership decisions, and breakthroughs that shaped Sarah MacMillan’s rise and global influence.
Wealth Growth
Net Worth Growth Over Time
Tracking Sarah MacMillan’s net worth journey over the years, highlighting key growth phases and financial milestones.
Current Net Worth: $2.6B
(May 4, 2026)
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