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About Julia
Julia Koch and her children inherited a roughly 42% stake in Koch Industries, one of the largest private companies in the United States, after the death of her husband David Koch in 2019.
Key Facts
- Inherited her Koch Industries stake in 2019.
- She and her children own about 42% of the conglomerate.
- Active in philanthropy and the arts in New York.
Net Worth History
| Date | World Rank | Net Worth |
|---|---|---|
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B | |
| #25 | $40.00B |
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Net worth is an estimate derived from public stock holdings plus a static estimate for private assets — directional, not audited, and not affiliated with Forbes. Biographical details are curated from public reporting and may go out of date.