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Industry
Charles Koch
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The figure
$50.5Bas of 1 Jan 2019Wikidata (citing forbes.com)↗staleEvery figure below names its source and the date it describes.
Charles Koch$50.5Bas of 1 Jan 2019Wikidata (citing forbes.com)↗stale
$250B$500B$750B$1T
Drawn on a fixed rule from nothing to $1T. The same rule is used everywhere on this site, so two fortunes compared here can be compared with two compared anywhere else.
The figure
Where it comes from
This figure is 7 years old. Large fortunes move with the markets daily and nothing here tracks that, so read it as a record of what was published then, not as a current valuation.
Stated by Wikidata (citing forbes.com).
The record
Head to head
Rating1484
Decided votes1
Won0
Lost1
Ratings move only when a pair is decided. Nothing else writes a rating.
Background
In brief
Charles de Ganahl Koch is an American businessman and engineer. As of May 2025, he is ranked as the 22nd richest man in the world on the Bloomberg Billionaires Index, with an estimated net worth of US$71.4 billion. Koch has been co-owner, chairman, and chief executive officer of Koch Industries since 1967, while his late brother David Koch was executive vice president. Charles and David each owned 42% of the conglomerate. The brothers inherited the business from their father, Fred C. Koch, then expanded the business. Koch Industries is the largest privately held company by revenue in the United States, according to Forbes.
From Wikipedia, licensed CC BY-SA.
The history
2 figures on record
Every figure the site holds, newest first, each with the date it describes and a link to the claim. Nothing is discarded when sources disagree.
| As of | Figure | Kind |
|---|---|---|
| 01 Jan 2019 | $50.5Bas of 1 Jan 2019Wikidata (citing forbes.com)↗ | estimated |
| 02 Mar 2015 | $42.9Bas of 2 Mar 2015Wikidata↗ | estimated |
— no figure carrying a source and a date. KIND is how the source itself presented the number: reported, estimated, or derived by us from holdings.
Portrait
And its licence
Gavin Peters · CC BY-SA 3.0 · file page
A portrait whose licence requires an author and records none is dropped at ingestion rather than shown unattributed.