FTSE 100

The FTSE 100 is a stock market index representing the 100 largest companies listed on the London Stock Exchange by market capitalisation. It is widely used as a benchmark for UK equity performance and is heavily weighted toward multinational companies with global revenue streams. In the context of energy markets, the FTSE 100 includes major oil and gas producers, utilities, and mining companies, making it sensitive to commodity price movements. Because many constituents earn revenues in US dollars, the index is also influenced by GBP/USD exchange rate fluctuations. Rising oil and gas prices can support the earnings and share prices of energy-heavy constituents, while falling prices can weigh on index performance. Energy traders and analysts monitor the FTSE 100 as an indicator of broader market sentiment, capital flows, and investor appetite for risk. The index also plays a role in derivatives markets, with futures and options used for hedging and speculation. Movements in the FTSE 100 can reflect expectations around economic growth, inflation, and energy demand, linking equity markets with commodity fundamentals.