Calls

Calls refer to options contracts that give the holder the right, but not the obligation, to buy an underlying asset at a specified price within a predetermined timeframe. It represents a financial derivative used for various investment and trading strategies.
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Updated on Jun 3, 2024
Reading time 4 minutes

3 key takeaways

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  • Calls provide the holder with the opportunity to profit from potential price increases in the underlying asset, allowing them to buy at a predetermined price (the strike price) regardless of the asset’s market price.
  • Call options have an expiration date, beyond which the right to exercise the option expires, and the option becomes worthless if not exercised.
  • Investors use calls for speculative purposes, hedging against price movements, and implementing trading strategies to capitalize on market trends.

What are Calls

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Calls are financial contracts that grant the holder the right, but not the obligation, to purchase a specific quantity of an underlying asset at a predetermined price (the strike price) within a specified period (until expiration). Call options are widely traded in financial markets and can be used for various purposes, including speculation, hedging, and income generation.

Importance of Calls

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  • Speculation: Calls allow investors to speculate on the future price movement of the underlying asset, providing leverage and potential higher returns compared to investing directly in the asset.
  • Risk Management: Investors can use call options to hedge against adverse price movements in the underlying asset, protecting their portfolios from potential losses.
  • Trading Strategies: Calls are integral to various trading strategies, such as bullish bets on asset prices, covered call writing for income generation, and vertical spreads for risk mitigation and profit potential.

How Calls work

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Option Premium

The buyer of a call option pays a premium to the seller (writer) of the option at the time of purchase. The premium represents the cost of acquiring the option contract and is influenced by factors such as the current price of the underlying asset, the strike price, the time until expiration, and market volatility.

Exercise and Expiration

Call options can be exercised by the holder at any time before the expiration date, allowing them to buy the underlying asset at the strike price. If the option is not exercised by expiration, it expires worthless, and the buyer loses the premium paid.

Profit Potential

The profit potential for a call option buyer is unlimited, as the value of the option increases with any rise in the price of the underlying asset above the strike price. However, the maximum loss for the buyer is limited to the premium paid for the option contract.

Examples of Calls

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  • Stock Call Option: An investor purchases a call option on shares of Company XYZ with a strike price of $50 and an expiration date in three months. If the stock price rises above $50 before expiration, the investor can exercise the option to buy the shares at $50, potentially profiting from the price increase.
  • Commodity Call Option: A trader buys a call option on gold futures with a strike price of $1800 per ounce and an expiration date in one month. If the price of gold rises above $1800 per ounce before expiration, the trader can exercise the option to buy gold futures at $1800, benefiting from the price appreciation.

Real world application

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Calls are actively traded in financial markets by investors, traders, and institutions seeking to profit from price movements in underlying assets, hedge against risk, or implement trading strategies to achieve their investment objectives. Understanding the mechanics and applications of calls is essential for market participants to make informed decisions, manage risk effectively, and capitalize on opportunities in dynamic market environments.


Sources & references

Arti

Arti

AI Financial Assistant

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Arti is a specialized AI Financial Assistant at Invezz, created to support the editorial team. He leverages both AI and the Invezz.com knowledge base, understands over 100,000 Invezz related data points, has read every piece of research, news and guidance we\'ve ever produced, and is trained to never make up new...