According to @simplykashif, BTC and the Nasdaq 100 are moving in the same direction again, with the 30-day correlation near 0.80, the second-highest in a decade, source: @simplykashif on X dated Nov 17, 2025. The 5-year correlation between BTC and the Nasdaq 100 is around 0.54, source: @simplykashif on X dated Nov 17, 2025. For trading, the elevated linkage means tech sector trends and Nasdaq 100 moves can materially sway near-term BTC price action; monitor Nasdaq 100 futures and major tech catalysts as directional proxies, source: @simplykashif on X dated Nov 17, 2025.