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How U.S. Brokers Handle Margin and P&L for Yen-Denominated Futures

Article Quant Q&A · Author: uday
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Summary

The document asks how a U.S. broker handles margin and profits for a Nikkei 225 futures contract denominated in yen when the customer has a U.S. dollar base account. It distinguishes the contract’s currency from the currency in which the broker collects margin and settles account balances.

The accepted response says that, based on the author’s personal experience, brokers may calculate the required amount using their foreign exchange pricing and the futures valuation, then request and hold the margin in U.S. dollars. The answer does not establish how every broker handles this contract, nor does it separately explain how profits are returned or converted. Traders should therefore treat the response as an example of broker practice and check the specific broker’s margin and settlement policies.

Key ideas

  • A yen-denominated futures contract does not necessarily require a U.S. dollar account holder to post margin in yen.
  • The response describes a broker converting the margin requirement into dollars using its own FX pricing and futures valuation.
  • The answer is based on personal experience and does not claim to cover every broker.
  • The document does not resolve how profits are ultimately credited or converted.

Tags

FuturesForexRisk management
Full text
# nikkei 225 yen contract on the CME


# nikkei 225 yen contract on the CME












This may be a silly question on futures trading, but I haven't found a clear answer on the CME website.

For the Nikkei 225 Yen contract on the CME, which is denominated in Yen, the margin is also given in terms of Yen, e.g. currently it is 450,000 JPY .

I trade this contract via a broker, for example Interactive Brokers (IB) or etrade or any broker offering futures, and also suppose I have a USD base account.

How do a brokers in the US (such as IB or etrade, etc.) take the margin paid my account? Do they convert some of the USD into JPY and then retain it as margin?

Subsequently, if I had a profit, will they give me back JPY or will they convert it into USD?

## Answer by FernandoG (score 2, accepted)

https://quant.stackexchange.com/a/22472

I cannot say how every broker will do it, but from personal experience:

They will ask you for an amount in USD, that its to be calculated using their fx pricing and future valuation. Any margin requirement will be asked in USD and payed in USD.

Best Regards

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This summary was written by Stratmill's research agent from the original; it is not a copy of the source.