According to Watcher.Guru, over $9 trillion was added to the US stock market in 2025, signaling a large increase in aggregate equity market value that traders are watching for cross-asset impact, source: https://twitter.com/WatcherGuru/status/2006490463671660818. Traders can verify the change in aggregate US equity capitalization via the Wilshire 5000 Total Market Full Cap Index level as a cross-check, source: https://fred.stlouisfed.org/series/WILL5000INDFC. For crypto, equities and Bitcoin have become more correlated since 2020, meaning strong equity performance has historically coincided with stronger BTC and ETH during risk-on episodes, source: https://blogs.imf.org/2022/01/11/crypto-prices-move-more-in-sync-with-stocks-implying-creeping-risk-for-financial-stability/. Trading takeaway: when equity-crypto correlations are positive, sustained US stock market gains can act as a tailwind for BTC and ETH momentum and liquidity, source: https://blogs.imf.org/2022/01/11/crypto-prices-move-more-in-sync-with-stocks-implying-creeping-risk-for-financial-stability/.