Jeffrey Koo Jr Net Worth
Source of wealth: Finance
$7.29B
−$111.2M(−1.5%) today
Live · · Forbes real-time
Jeffrey Koo Jr's net worth is $7.29 billion as of November 7, 2026, according to Forbes' real-time data, which makes Jeffrey Koo Jr the 553rd richest person in the world.
Made since you opened this page
$0.00⏱ 00:00:00 on this page$55.14 per second · based on net worth growth
Spend Jeffrey Koo Jr's money →How much does Jeffrey Koo Jr make per second, hour and day?
Per second
$55.14
Per minute
$3,309
Per hour
$198,513
Per day
$4.76M
Per week
$33.35M
Per year
$1.74B
Basis: Forbes 2025 World's Billionaires list → Forbes Real-Time Billionaires. How we calculate this
How long it takes Jeffrey Koo Jr to earn…
- a Big Mac0.11 seconds
- an iPhone 17 Pro Max36 seconds
- the median US salary19.1 minutes
- a Tesla Model S Plaid28.7 minutes
- an average US home2.1 hours
- a Bugatti3.9 days
- a superyacht63.0 days
How did Jeffrey Koo Jr get so rich?
Jeffrey Koo Jr, whose fortune comes from Finance, has an estimated net worth of $7.29 billion. That ranks 553rd on Forbes' live list of the world's billionaires. Citizenship: Taiwan (based in Taipei).
Since April 2025, when Forbes measured it at $4.5 billion, Jeffrey Koo Jr's fortune has grown by $2.79 billion — an average of $55.14 per second, or $4.76M per day.
Jeffrey Koo Jr's net worth was $1.7 billion on Forbes' 2024 list, so it has grown about 4.3x since then.
Jeffrey Koo Jr net worth history (2024–2026)
| Year | Net worth | Change |
|---|---|---|
| 2026 | $6.2B | +$1.7B |
| 2025 | $4.5B | +$2.8B |
| 2024 | $1.7B | — |
Ranked near Jeffrey Koo Jr
| # | Name | Net worth | Today | Per second | Country |
|---|---|---|---|---|---|
| 550 | John BrownMedical equipment | $7.35B | −$185.1M(−2.5%) | −$16.73/s | United States |
| 551 | Maria Fernanda Amorim & familyEnergy, investments | $7.34B | −$105.3M(−1.4%) | $28.47/s | Portugal |
| 552 | Mark WalterFinance, asset management | $7.29B | — | $25.59/s | United States |
| 553 | Jeffrey Koo JrFinance | $7.29B | −$111.2M(−1.5%) | $55.14/s | Taiwan |
| 554 | Wu JianshuAuto parts | $7.28B | −$166.2M(−2.2%) | −$39.93/s | Hong Kong |
| 555 | Blair Parry-OkedenMedia, automotive | $7.27B | −$65.4M(−0.9%) | $11.28/s | United States |
| 555 | Jim KennedyMedia, automotive | $7.27B | −$65.4M(−0.9%) | $13.26/s | United States |
Compare Jeffrey Koo Jr with…
Jeffrey Koo Jr net worth: FAQs
What is Jeffrey Koo Jr's net worth?
Jeffrey Koo Jr's net worth is $7.29 billion as of November 7, 2026, according to Forbes' real-time data, which makes Jeffrey Koo Jr the 553rd richest person in the world.
How much does Jeffrey Koo Jr make per second?
About $55.14 per second. Since April 2025, when Forbes measured it at $4.5 billion, Jeffrey Koo Jr's fortune has grown by $2.79 billion — an average of $55.14 per second, or $4.76M per day.
How much does Jeffrey Koo Jr make a day?
Roughly $4.76 million per day — that's $198,513 an hour and $3,309 a minute, based on average net worth growth.
How did Jeffrey Koo Jr make their money?
The main sources of Jeffrey Koo Jr's wealth are: Finance.
How much did Jeffrey Koo Jr's net worth change today?
Jeffrey Koo Jr's net worth fell by $111.2 million compared with the previous trading day, according to Forbes' real-time estimate on November 7, 2026.
How long would it take an average person to earn Jeffrey Koo Jr's net worth?
A typical full-time US worker earning about $63,128 a year would need roughly 115,439 years to earn Jeffrey Koo Jr's fortune — without spending a cent.
How old is Jeffrey Koo Jr?
Jeffrey Koo Jr is 62 years old and is a citizen of Taiwan.
Sources
- Net worth: Forbes Real-Time Billionaires (source), refreshed every 15 minutes.
- History: Forbes World's Billionaires lists, 2024–2026.
- Per-second figures are averages. See our methodology.