The FTSE 100 index closed down 34.98 points, or 0.3%, at 10,789.28 on Tuesday, while the FTSE 250 ended down 417.50 points, or 1.7%, at 24,521.29. ^[1] The yield on the US 10-year Treasury was quoted at 4.77%, widening from 4.68% on Friday, marking a 28-year high for borrowing costs. ^[2] Nick Saunders, chief executive of Webull UK, stated on 2026-04-12 that the UK stock market is approaching irrelevance as fewer quoted stocks and household names lower market participation. ^[3] Susannah Streeter, chief investment strategist at Wealth Club, stated that the mood is tested by renewed conflict between the US and Iran, keeping worries bubbling about high energy costs, inflation, and debt. ^[4] The yield on the US 30-year Treasury was quoted at 5.25%, up from 5.18% on Friday, while the yield on UK 10-year gilts stretched to 5.22%, an 18-year high. ^[5] Nick Saunders claimed that the London Stock Exchange Group has been more concerned with revenue from selling data products than investing in a functioning market for several years. ^[6] Nick Saunders said that companies departing the London market cause both institutional and retail investors to stop looking for opportunities in the UK, leading to lower liquidity. ^[7] Nick Saunders stated that stamp duty, a 0.5% charge on UK share purchases, is the real killer for retail investors because it does not apply to US equities. ^[8]