UK 10-Year Yields Hit Highest Since 2008 as Market Rout Deepens

(Bloomberg) -- UK markets tumbled, pushing bond yields to the highest in more than a decade, as jitters over persistent inflationary pressures sparked unnerving comparisons with the 2022 gilt crisis.

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Benchmark 10-year yields jumped as much as 14 basis points to 4.82%, the highest since August 2008. The pound fell against all major currencies, slumping more than 1% versus the dollar, while UK stocks fell.

UK borrowing costs have already soared in recent days, pushing up 30-year debt costs to the highest since 1998. While the latest increases don’t mirror the speed of those seen two years ago when Liz Truss’s disastrous mini-budget prompted a buyers’ strike, investors are nervous and the market moves risk complicating the calculus for the government as it looks to finance its spending plans.

Read: UK Market Rout Stokes Memories of 2022 Crisis, Analysts Say

The inflation outlook has prompted traders to pull back their expectations for the Bank of England to cut interest rates this year. That is taking place as markets weigh the impact of potential tariffs from US President-elect Donald Trump on prices, leading yields to rise globally.

“This isn’t a healthy move,” said Megum Muhic, a strategist at RBC. “General concerns surrounding debt sustainability, resurgence of inflation and potentially inflationary Trump policies are all contributing to the narrative.”

The price action on Wednesday, which lacked any clear catalyst, is particularly unsettling for traders because the rise in UK rates was accompanied by a slump in the pound. Typically, higher yields boost the appeal of a currency, so a coordinated move lower suggests that investors are revisiting the broader case for investing in the UK.

The pound fell as much as 1.3% to $1.2321, the lowest since April. Meanwhile, UK shares tumbled, with the FTSE 250 mid-cap stock index down as much as 1.9%. Compared to their larger UK peers, these domestic-focused firms were heading for the worst week on a relative basis since October 2023.

“The rise in yields is a painful blow, and it looks like, rather than being given new funds to help drive growth, government departments will have to make further cuts,” said Chris Beauchamp, chief market analyst at IG Group. “UK stocks remain cheap, and for all the wrong reasons.”