London Bullion Vaults See Historic Inflows After Silver Squeeze

Silver held in London vaults swelled by the largest amount in at least nine years, easing an extreme squeeze that sent prices soaring over metal stored in Shanghai and New York.

Vaults underpinning the London market added nearly 54 million troy ounces of silver in October, an amount weighing more than 100 of the UK capital’s iconic double-decker buses. It was drawn to London by a historic arbitrage opportunity caused by market tightness, pulling stocks out of warehouses elsewhere.

Silver inventories in London hit an all-time low earlier this year after tariff fears sparked a massive outflow of the metal ...