U.S. Dollar Index (USDX, DXY)


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    Definition: What is the U.S. Dollar Index?

    The U.S. Dollar Index (USDX, DXY) is an index of the value of the dollar (USD) in comparison to selected other currencies.

    How is the U.S. Dollar Index calculated?

    The U.S. Dollar Index is the weighted geometric mean of the dollar’s value in relation to the following currencies:

    • Euro (EUR)The euro is the official currency of the eurozone, which ... More, 57.6% weight
    • Japanese yen (JPY)The Japanese yen is the official currency of Japan. In ... More 13.6% weight
    • Pound sterling (GBP)The pound is the official currency of the United Kingdo... More, 11.9% weight
    • Canadian dollar (CAD)The Canadian dollar is the official currency of Canada an... More, 9.1% weight
    • Swedish krona (SEK), 4.2% weight
    • Swiss franc (CHF)The Swiss franc is the official currency of Switzerland... More 3.6% weight

    It is likely to be revised in the future as Sweden and SwitzerlandSwitzerland is a western European country, bordered by Germ... More have become less important in the world economy than ChinaThe People's Republic of China (中华人民共和国 in s... More or BrazilThe Federative Republic of Brazil is a country in South Am... More whose currencies are not included in the calculation at the moment.

    What does the U.S. Dollar Index mean for traders?

    The dollar index goes up when the dollar (USD) becomes stronger in comparison to other currencies.

    How to use the U.S. Dollar Index as a confirmation of the trend direction

    Since the dollar index reflects the value of a basket of currencies relative to the dollar, it gives a more representative picture of the dollar’s strength or weakness than a single currency pairA currency pair is the price of one currency in relation t... More like EUR/USDEUR/USD is a currency pair consisting of the euro and t... More.

    Many experienced traders check the U.S. Dollar Index before trading a dollar currencyWhat is currency? Currencies are the generally accepted me... More pair and avoid trading against the trendWhat is a market trend in trading? A market trend is the ... More of the dollar index.

    How to trade the dollar index

    The U.S. Dollar Index can be traded five days per week, from Monday to Friday. It is available as a futures contract on the Intercontinental Exchange (ICE) as well as through exchange-traded funds (ETFs)options and at many brokers directly as a Contract for Difference (CFD).