According to the source, a social media post on Sep 21, 2025 quoted Michael Saylor saying The Orange Dots got up and to the right and the post characterized this as a hint of another weekly BTC buy, while providing no transaction size, price, wallet, or timing details, source: X post dated Sep 21, 2025. For trading decisions, treat this signal as unconfirmed until MicroStrategy publishes an official Form 8-K or press release, which is the usual channel for its Bitcoin purchases, source: MicroStrategy investor relations and SEC filings.