Sterling Holds Firm as GBP/USD Defends 200-Day SMA

Key Moments

Geopolitics and Politics Drive Early-Week Volatility

GBP/USD is stabilizing after a weak start to the week, with the pair recovering part of its initial gap lower as geopolitical developments in the Middle East continue to inject volatility into global markets. At the time of writing, the pair is quoted around 1.3614, having bounced from an intraday trough near 1.3553, yet it still trades roughly 0.14% lower on the session.

The US Dollar Index (DXY), which measures the performance of the US Dollar against a basket of six major peers, is trading close to 98.00 after having reached an intraday peak near 98.15. The downside in the US Dollar remains constrained as expectations for a swift end to the US-Iran war have diminished. Sentiment weakened further after US President Donald Trump rejected Iran’s response to a US-backed plan to end the conflict, calling it “totally unacceptable” in a post on Truth Social.

Domestic political developments in the United Kingdom are also influencing sentiment around the British Pound. Heightened political uncertainty could weigh on GBP in the near term after the Labour Party suffered heavy losses in recent local elections. Prime Minister Keir Starmer is now facing an intensifying leadership challenge from within his own party.

Upcoming Data Releases in the US and UK

Market participants are preparing for a dense calendar of economic data that may set the next directional move for GBP/USD. In the United States, focus is on the Consumer Price Index (CPI) report scheduled for Tuesday, followed by the Producer Price Index (PPI) release on Wednesday.

In the United Kingdom, investors will be monitoring Thursday’s batch of data, which includes Gross Domestic Product (GDP) figures alongside Industrial Production and Manufacturing Production numbers. These releases could alter expectations around relative economic momentum and monetary policy paths, potentially amplifying volatility in the currency pair.

Technical Picture: Bias Remains Constructive Above 200-Day SMA

From a technical standpoint, GBP/USD retains a slightly constructive tone on the daily chart as the pair continues to trade above the 200-day Simple Moving Average (SMA), currently around 1.3424, and the adjacent horizontal support at 1.3500. This combination of technical levels provides an important area of support that buyers have so far managed to defend.

Momentum indicators confirm a modest bullish edge. The Relative Strength Index (RSI) sits near 59, signaling positive but not overstretched momentum. At the same time, the Moving Average Convergence Divergence (MACD) remains marginally in positive territory, suggesting that buying pressure is present but not accelerating sharply.

On the upside, the first notable resistance sits at a horizontal barrier near 1.3650. A decisive break above this level would signal a stronger continuation of the current advance. On the downside, near-term support appears at 1.3500, with the 200-day SMA at 1.3424 serving as a more substantial demand zone should a corrective decline gather pace.

Pound Sterling: Structure and Key Drivers

What Is the Pound Sterling?

The Pound Sterling (GBP) is the official currency of the United Kingdom and is described as the oldest currency in the world (886 AD). It is reported to be the fourth most traded currency in the global foreign exchange (FX) market, representing 12% of all transactions and averaging $630 billion per day, based on 2022 data.

Among its main trading pairs, GBP/USD – often referred to as “Cable” – accounts for 11% of global FX turnover. GBP/JPY, known by traders as the “Dragon”, represents 3%, while EUR/GBP makes up 2%. The Pound Sterling is issued by the Bank of England (BoE).

How Bank of England Policy Shapes GBP

The dominant driver of the Pound’s valuation is monetary policy set by the Bank of England. The BoE’s decisions revolve around its primary mandate of achieving “price stability” by keeping inflation close to 2%. Its principal policy instrument for meeting this objective is the adjustment of interest rates.

When inflation is running too high, the BoE seeks to cool it by lifting interest rates, thereby increasing borrowing costs for households and companies. This tends to support GBP because higher rates make UK-denominated assets more attractive to international investors.

Conversely, when inflation is very low, it typically signals a slowdown in economic activity. In such circumstances, the BoE may opt to reduce interest rates to lower borrowing costs and encourage businesses to invest in projects that can spur growth.

Role of Economic Data in Sterling Moves

Economic indicators serve as key gauges of the health of the UK economy and can significantly influence the Pound’s trajectory. Releases such as Gross Domestic Product (GDP), Manufacturing and Services Purchasing Managers’ Indexes (PMIs), and labor market data all have the potential to shift expectations for growth and monetary policy, thereby impacting GBP.

Robust economic data generally supports the Pound. Strong performance tends to attract additional foreign capital into the UK and can push the BoE toward tighter policy, both of which are typically favorable for the currency. If the data disappoints, however, Sterling is more likely to come under pressure.

Trade Balance and Its Impact on the Pound

Another important macroeconomic indicator for Sterling is the Trade Balance, which captures the gap between a country’s export earnings and its spending on imports over a certain period.

When a country sells a substantial volume of goods and services abroad, demand for its currency rises as foreign buyers need that currency to complete transactions. As a result, a positive Trade Balance (more exports than imports) tends to bolster the currency. The opposite is true for a negative Trade Balance, which can weigh on the currency’s value.