According to @KookCapitalLLC on X on Sep 7, 2025, Michael Saylor bought more Bitcoin, source: @KookCapitalLLC on X. The post did not include transaction size, execution price, wallet details, or an official confirmation, source: @KookCapitalLLC on X. Traders should seek confirmation through a MicroStrategy press release or SEC Form 8-K, which the company has historically used to disclose Bitcoin acquisitions, source: MicroStrategy Investor Relations and SEC filings.