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Live · No. 9 · The DDW Heirs List

Chase Koch’s Net Worth in 2026, and What He Stands to Inherit

Updated 29 Oct 2026
$76.9bn
Charles Koch & family · Forbes, 29 Oct 2026

Forbes puts Charles Koch and family at $76.9bn. After Charles dies, Chase is due all his father’s voting stock, for 42% control. He and his sister already hold equal non-voting stakes, size undisclosed.

Voting power
Charles holds 42%Forbes
Koch, Inc. revenue
About $125bnForbes
To nonprofits
$5.3bn of non-voting stockForbes
Charles’s children
TwoForbes

Timeline

  1. Charles Koch becomes chairman of the family firm. Forbes

  2. Charles’s brother David dies; his widow, Julia, inherits his 42% stake. Forbes

  3. Charles moves $5.3bn of non-voting stock to two nonprofits. Forbes

  4. Dave Robertson joins Charles as co-CEO; Chase is named an executive vice president. Koch Industries

  5. Forbes reports that after Charles’s death Chase will get his father’s voting stock, for 42% control. Forbes

  6. Charles and Chase announce a joint book, due 5 May. PR Newswire

Changelog · last reviewed 29 Oct 2026
  1. Became a standing file.