Source text: Vault Ventures, a UK-listed blockchain technology company, has increased its Ethereum holdings to 771 ETH, marking a significant addition to its treasury reserves. This move makes Vault Ventures the first publicly listed company in the UK to hold an Ethereum treasury. Earlier this year, the company invested £750,000 in 403,373 ETH and £150,000 in 185,606 Bitcoin, reflecting its strategic focus on cryptocurrency assets. Target language code: tr Translation instructions: This is the news article content. Please maintain the original meaning.