Bitcoin discussions on X trending on September 23, 2026, featuring advocacy for the $DOG memecoin as authentic Bitcoin culture, Coinbase's post-quantum cryptography preparations for $250 billion in institutional assets, billionaire Grant Cardone's $69 million Bitcoin purchase, and technical analysis advice on weekly Bitcoin charts.
Bitcoin achieved its highest weekly close in four months and reclaimed the 50-week moving average for the first time since November 2025, according to multiple crypto analysts on X. The development prompted bullish sentiment among traders, with some predicting further upside potential.