$BTC Monthly Chart — The Four-Year Cycle Is Repeating
I believe the best indicator for understanding Bitcoin's long-term trend remains the four-year cycle theory. It has never failed, not even last year.
For those unfamiliar, since 2013, Bitcoin has experienced 3 market cycles, each comprising the following phases:
▪️2 years of steady growth (yellow part of the chart)
▪️1 year of a bull market (green part of the chart)
▪️1 year of a bear market (red part of the chart)
The bull market phase peaked in October 2025 and then ended. We are currently in the bear market phase, which is expected to l