Gilts open lower across curve; UK 10Y yield rises 7bps to 4.51%

Gilts open lower across curve; UK 10Y yield rises 7bps to 4.51%

UK government bond yields rose across the curve on March 5, 2026, with the 10-year gilt yield climbing 7 basis points to 4.51%, reflecting renewed concerns over political and fiscal uncertainty. The increase followed a setback for the UK Labour Party in recent local elections, where it lost key seats to the Green Party and Reform UK, intensifying speculation about potential leadership changes and shifts in fiscal policy according to market data. Investors fear that a change in leadership could lead to higher public spending, straining the UK's fiscal position and increasing debt sustainability risks.

The Bank of England's dovish stance and subdued inflation had previously supported market stability, but recent developments—including U.S. President Donald Trump's 10% global tariffs—have heightened risk aversion, temporarily boosting demand for safe-haven assets according to economic analysis. Meanwhile, Goldman Sachs Research had previously projected 10-year gilt yields would decline to 4.25% by year-end 2025 and 4% by 2026, assuming a stable fiscal and monetary policy environment as reported by Goldman Sachs. However, the recent yield increase suggests market participants are pricing in greater uncertainty, particularly around the government's fiscal trajectory and external geopolitical risks.

The budget announced by Chancellor Rachel Reeves in November 2025 included measures to expand shorter-dated bond issuance and adjust fiscal rules, which initially eased concerns about long-term borrowing costs according to research analysis. Yet, ongoing political volatility and global tensions—such as U.S.-Iran nuclear talks and Middle East instability—continue to weigh on investor sentiment. Analysts note that further clarity on fiscal policy and leadership stability will be critical in determining the trajectory of gilt yields in the coming months.