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Flexible Forward Contracts with Mandatory Exercise at a Chosen Time

Article Quant Q&A · Author: Cardinal
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Summary

The document asks how to classify a contract that must be exercised but lets the holder choose when, with no fixed end date in the scenario described. The response calls this arrangement a flexible forward contract and distinguishes it from a conventional option because completion is mandatory by the contract’s final date.

The holder nevertheless has timing optionality: they can choose the exercise time within the contract terms. The exchange does not discuss valuation, contract mechanics, or how a perpetual version would be structured, so the label is a brief classification rather than a full specification. The distinction is useful when describing instruments whose timing choice does not include the right to abandon exercise.

Key ideas

  • A contract requiring exercise is closer in character to a forward than to an option.
  • The holder's ability to choose when exercise occurs creates timing optionality.
  • The response identifies the arrangement as a flexible forward contract.
  • The document does not explain valuation or define the terms of a perpetual version.

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Full text
# Option name: mandatory exercise, unknown date


# Option name: mandatory exercise, unknown date












What is the name for an option with mandatory exercise but where the holder can choose the exercise date? Is this even an option since there is mandatory exercise?

Mainly interested in a situation where the option holder will claim something at an unknown time in the future without an end date (perpetual).

## Answer by dm63 (score 5)

https://quant.stackexchange.com/a/70425

I believe this is sometimes called a flexible forward contract. It is more like a forward than an option, since exercise by the final date is mandatory. The holder does have timing optionality though.

Shown in full with attribution under the source's licence. Licence: CC BY-SA 4.0 (Stack Exchange)

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