According to the source, a social media post on X dated 2025-09-22 claims Capital B bought 551 BTC for EUR 54.7M, bringing total holdings to 2,800 BTC valued at EUR 261M, which implies an average purchase price of about EUR 99.3k per BTC and represents roughly 1.22 days of current Bitcoin issuance, but no company filing, press release, or wallet evidence was provided, so traders should wait for primary confirmation before acting; source: user-provided X post dated 2025-09-22; issuance reference: Bitcoin.org developer guide on block subsidy after the 2024 halving.