In finance, 'underlyings' refer to the assets or financial instruments upon which a derivative contract, such as options or futures, is based. They can include stocks, bonds, commodities, currencies, or any other asset that can be traded in the market. The value of the derivative is directly influenced by the price movements of the underlying asset. For example, the price of a stock option is derived from the price of the underlying stock. Understanding the characteristics of the underlying asset is crucial for assessing the risks and potential returns of any derivative product.