Commodity Option


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Commodity Option Valuation


FinPricing provides valuation models for the following commodity products:

  • Commodity swap (average or bullet)
  • Commodity forward (average or bullet)
  • Commodity futures
  • Commodity cap and floor (average or bullet)
  • Commodity option (average or bullet)
  • Commodity futures option
  • Commodity swaption (average or bullet)
  • Check FinPricing valuation models

1. Commodity Option Introduction

A commodity option is a derivatives that gives the owner the right but not the obligation to purchase or sell a commodity asset at a future date. The payoff of a commodity option can either depend on a forward price at the maturity date (a bullet option) or the average price of the underlying (average option or Asian style option).

An Asian‐style option provides the holder with a payoff that depends on the average price of an underlying asset (or basket of assets) observed on a predefined schedule of dates.

The underlying assets of commodity option include base metals, crude oil, natural gas, natural gas pipeline, precious metals, refined products, and AESO power.

2. Commodity Option Valuation

While it may be assumed that the price of each asset on a single observation date can be represented with a lognormal distribution, the weighted average of the prices over all dates will not be lognormal.

The model assumes that the underlying commodity price follows a lognormal distribution with a skew adjusted volatility.

The weighted average of the commodity prices is also assumed to be lognormally distributed. The moment matching routine provides a fairly accurate solution for the option price.

TThe main challenge is the implied volatility used to calculate the option price. The skew correction is meant to account for the difference between the lognormal distribution assumed by the model and the true distribution observed in the market.