UK's midcaps hit nearly a one-month low as gilt yields surge

London's mid-cap stocks slipped to nearly a one-month low on Wednesday, extending losses as UK's bond yields hit 18-year highs on renewed ‌inflation fears after U.S. and Iran exchanged fresh strikes in the Middle East.

The blue-chip FTSE 100 ‌index fell 0.56% to 10,728.90 points by 10:10 GMT, while the midcap FTSE 250 slipped 0.8% to its lowest since August 4.