What Is High-Frequency Trading?

Once the momentum is established, the HFT firm quickly reverses its position to profit from the price movement it helped create. Market makers aim to buy at the bid price and sell find undervalued stocks at the ask price, pocketing the difference as profit. HFT firms make this strategy profitable by executing a high volume of trades, even if the profit per trade is minimal. The bid-ask spread often tightens with HFT firms actively competing for arbitrage opportunities.

Key HFT Strategies at a Glance

  • HFT is primarily used by large financial institutions, hedge funds, and proprietary trading firms that invest heavily in low-latency infrastructure to gain a competitive edge in today’s electronic markets.
  • Securities and Exchange Commission (SEC), have actively fined HFT firms for practices deemed to be price manipulation or fraudulent trading.
  • Arbitrage involves taking advantage of price differences on an asset over several markets.
  • HFT demands substantial capital investment, highly advanced algorithms, and direct market access, effectively making it the exclusive domain of professional and institutional investors.

As technology advanced, the ability to process trades more quickly and efficiently led to the development of HFT. Investors must be careful not to succumb to the temptation of taking these risks without fully understanding them and their potential outcomes. This is why it’s important for investors to learn more about high-frequency trading before deciding if they want to participate in it. For example, you can’t guarantee full market access in fluctuating market conditions (such as during high volatility and low liquidity periods). When building an HFT system, consider how to make it fault-tolerant and scalable. A sophisticated system must handle many types of failure without disrupting its operations.

Increased Systemic Risk & Market Complexity

Critics see high-frequency trading as unethical and as giving an unfair advantage for large firms against smaller institutions and investors. Stock markets are supposed to offer a fair and level playing field, which HFT arguably disrupts since the technology can be used for ultra-short-term strategies. Some argue that high-frequency trading firms are not competing with individual investors, but rather benefit them through a symbiotic relationship. By offering securities at lower prices and subsidizing trades at retail brokerages, high-frequency trading firms can lower costs for individual investors. Our research team has conducted extensive testing on IC Markets’ entire product offering, check out our full-length review of IC Markets to read more about our findings. Pepperstone won Best in Class honors for our MetaTrader and Algo Trading categories in our 2025 Annual Awards – categories that are essential in a broker if you wish to implement an HFT trading strategy.

  • This rapid adjustment leads to more accurate pricing, which reflects current market sentiment, news releases, or economic indicators faster than traditional methods.
  • But critics argue that high-frequency trading serves no valuable economic purpose.
  • Exchanges are incentivized to invest in faster data feeds and co-location services to attract HFT firms, which in turn drives down costs and improves execution for other market participants.
  • Let’s break down whether high-frequency trading is the right investment strategy for you.

Ethical Debates and Controversies of High-Frequency Trading

Others say that HTF distorts the markets by processing large numbers of orders in fractions of a second. Regardless, this trading method uses algorithms to analyze multiple markets and identify investing opportunities based on those conditions. If you need help picking an investing strategy, consider working with a financial advisor to help you create an investing plan for all of your needs and goals. Let’s break down whether high-frequency trading is the right investment strategy for you. High-Frequency Trading is a significant force in today’s financial markets, with profound implications for liquidity, market structure, and trading costs. It represents both the pinnacle of trading technology and a challenge to traditional trading methodologies.

Keep in mind, other fees such as trading (regulatory/exchange) fees, wire transfer fees, and paper statement fees may apply to your brokerage account. Please see Robinhood Financial’s Fee Schedule to learn more regarding brokerage transactions. Please see Robinhood Derivative’s Fee Schedule to learn more about commissions on futures transactions. Steven Hatzakis is a well-known finance writer, with 25+ years of experience in the foreign exchange and financial markets. He is the Global Director of Online Broker Research for Reink Media Group, leading research efforts for ForexBrokers.com since 2016.

As technology evolves, so too will the strategies, regulations, and ethical debates interactive brokers forex review surrounding high-frequency trading, making it a continually relevant topic for market participants and regulators alike. There are a number of common high-frequency trading strategies used by top firms and specialists. High-frequency trading firms also take this approach, carrying out the same process but at much greater speeds.

By offering small incentives to these market makers, exchanges gain added liquidity, and institutions that provide the liquidity also see increased profits on every trade they make, on top of their favorable spreads. High-frequency trading (HFT) is an automated trading platform that large investment banks, hedge funds, and institutional investors employ. It uses powerful computers to transact a large number of orders at extremely high speeds. Over the next 20 years, the rise of high-frequency trading has been fueled by ever-faster computing speeds and advances in artificial intelligence.

High-frequency trading is not limited to use with stocks and forex markets; the concepts behind it can also be used with cryptocurrencies, such as Bitcoin. Cryptocurrencies are decentralised currencies, with no physical markets and data centres, instead operating through a network of servers. Creating algorithms can be more complicated than simpler forex day trading strategies written in Java.

What is the best forex broker for high-frequency trading?

Many HFT firms, instead of absorbing the shock, joined the selling spree, creating a powerful feedback loop. This incident underscored how HFT can act as a magnifier of market instability rather than its sole cause. The Flash Crash starkly highlighted the modern financial market’s dependence on automated systems and the potential for algorithmic interactions to trigger rapid, widespread disruptions. It prompted an urgent global review of market safeguards and led to the implementation of new regulatory measures, such as circuit breakers and stricter rules around algorithmic trading. HFT algorithms process and analyze vast amounts of real-time market data with unparalleled speed, leading to faster and more accurate price discovery. By reacting instantly to new information, HFT firms help align prices more precisely with underlying supply and demand dynamics.

A correction is a reduction in the price of an index or market by at least 10% (but less than 20%) over days, weeks, or months. All websites and web-based platforms are tested using the latest version of the Google Chrome browser. If you decide to build your own HFT system, you’ll need to test your strategy by performing backtests on historical data. It’s important forex books reviews to use that data to get an idea of how your system would have performed before using it on a forward-testing basis. Check out our full-length guide to the best brokers with Trading APIs, as well as our guide to the best MetaTrader brokers.

Co-Location and Data Feed OversightRegulators monitor access to co-location services and proprietary data feeds to ensure no firm has unfair speed advantages. HFT firms continuously place buy and sell orders across various securities, which helps ensure that buyers and sellers can transact at any time. This consistent availability of counterparties contributes to smoother trading conditions and supports market depth. HFT systems are capable of breaking down large orders into smaller, incremental trades executed over milliseconds. This minimizes the chance of triggering significant price movements, allowing large investors to enter or exit positions more discreetly and efficiently.

Firms emerged that focus exclusively on this strategy, and high-frequency trading now makes up around half of trading volume in the U.S. stock market. By rapidly executing a large number of orders, HFT traders add depth and liquidity to the order books, facilitating smoother trading and tighter bid-ask spreads. HFT firms utilize sophisticated computational models to analyze market data, detect inefficiencies, and capitalize on price discrepancies with unmatched speed. Some of the most well-known HFT companies include Virtu Financial, Citadel Securities, and Two Sigma. These companies are often at the forefront of technological innovation in the financial markets, utilising state-of-the-art software and infrastructure to execute trades across global markets.

He holds dual degrees in Finance and Marketing from Oakland University, and has been an active trader and investor for close to ten years. An industry veteran, Joey obtains and verifies data, conducts research, and analyzes and validates our content. HFT strategies that are more price-sensitive will likely use limit orders, whereas execution-sensitive strategies may use market orders. Filippo Ucchino is the founder and CEO of the brand InvestinGoal and the owning company 2FC Financial Srl.

Overall, there is no doubt that high-frequency trading opens opportunities for those with the knowledge, hardware and capital to take advantage of it. On this computer, the algorithm would run, and orders would be processed and made. Many exchanges rent physical space in their data centres, providing direct connections into the server and shaving off vital time. Delays in communication due to internet speeds, 5G, distance, order processing and order routing can impact profit margins.