Japan vs United Kingdom of Great Britain and Northern Ireland: Portfolio investment

Japan
4.92 trillion US dollar
in 2025
United Kingdom of Great Britain and Northern Ireland
5.39 trillion US dollar
in 2025
Japan rank
6th
United Kingdom of Great Britain and Northern Ireland rank
5th

Portfolio investment over time

  • Japan
  • United Kingdom of Great Britain and Northern Ireland
02.0T4.0T6.0T198020022025

How they compare

United Kingdom of Great Britain and Northern Ireland currently reports 5.39 trillion US dollar against 4.92 trillion US dollar in Japan, a difference of 474.90 billion US dollar.

That makes United Kingdom of Great Britain and Northern Ireland's figure about 1.1 times Japan's.

The two have swapped places 7 times across 30 shared years of data; in 1996 it was Japan ahead.

Japan ranks 6th and United Kingdom of Great Britain and Northern Ireland ranks 5th of 168 countries.

Across the 4 decades both report, Japan averaged higher in 2 and United Kingdom of Great Britain and Northern Ireland in 2.

Head to head by decade

Decade Japan United Kingdom of Great Britain and Northern Ireland Difference Ahead
1990s 1.07 trillion US dollar 1.12 trillion US dollar 47.13 billion US dollar United Kingdom of Great Britain and Northern Ireland
2000s 1.99 trillion US dollar 2.31 trillion US dollar 318.41 billion US dollar United Kingdom of Great Britain and Northern Ireland
2010s 3.69 trillion US dollar 3.37 trillion US dollar 313.69 billion US dollar Japan
2020s 4.65 trillion US dollar 4.43 trillion US dollar 220.39 billion US dollar Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher portfolio investment, Japan or United Kingdom of Great Britain and Northern Ireland?
United Kingdom of Great Britain and Northern Ireland, at 5.39 trillion US dollar against 4.92 trillion US dollar in Japan as of 2025.
What is the difference in portfolio investment between Japan and United Kingdom of Great Britain and Northern Ireland?
474.90 billion US dollar, with United Kingdom of Great Britain and Northern Ireland ahead.
How many years of comparable data are there for Japan and United Kingdom of Great Britain and Northern Ireland?
30 years are reported by both, from 1996 to 2025.
How do Japan and United Kingdom of Great Britain and Northern Ireland rank globally for portfolio investment?
Japan ranks 6th and United Kingdom of Great Britain and Northern Ireland ranks 5th of 168 countries.
Where does this data come from?
International Monetary Fund, published as Portfolio investment (Assets, Positions, US dollar). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs United Kingdom of Great Britain and Northern Ireland: Portfolio investment. Statizoid, drawing on International Monetary Fund. Retrieved 12 September 2026, from https://economy.statizoid.com/compare/portfolio-investment-assets-positions-us-dollar/japan/united-kingdom/

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About this data

Indicator
Portfolio investment (Assets, Positions, US dollar)
Unit
US dollar
Source
International Monetary Fund
Licence
IMF Terms and Conditions (attribution required)
Coverage
171 places, 4,115 data points, 1948–2025
Last refreshed

The International Investment Position (IIP) is a statistical statement that shows at a point in time the value of financial assets of residents of an economy that are claims on nonresidents or are gold bullion held as reserve assets; and the liabilities of residents of an economy to nonresidents.