According to @rovercrc, a green September for Bitcoin signals an always mega bullish Q4 for BTC. Source: @rovercrc on X. Historical BTC-USD data show Q4 outcomes vary across cycles and are not uniformly mega bullish. Source: Yahoo Finance BTC-USD historical data. In 2020 Q4, BTC rose from roughly 10,800 dollars on October 1 to about 29,000 dollars on December 31, near 170 percent higher. Source: Yahoo Finance BTC-USD historical data. In 2022 Q4, BTC fell from roughly 19,400 dollars on October 1 to about 16,500 dollars on December 31, around 15 percent lower. Source: Yahoo Finance BTC-USD historical data. In 2021 Q4, BTC finished only modestly higher versus late Q3 levels at roughly 7 percent, indicating variability rather than a guaranteed surge. Source: Yahoo Finance BTC-USD historical data. Before trading on a green September narrative, validate the conditional edge by backtesting monthly BTC-USD data and measuring Q4 returns after green Septembers. Source: Yahoo Finance BTC-USD historical data. To assess positioning and risk appetite into Q4, track CME Bitcoin futures term structure and basis as well as BTC perpetual funding rates and open interest concentrations. Source: CME Group data and CoinGlass derivatives metrics.

According to André Dragosch, Bitcoin traded at 108,253 dollars on September 1, 2025, the highest Sept 1 print on record, source: André Dragosch on X, Sep 1, 2025. The year-over-year change from September 1, 2024 at 58,156 dollars to 2025 at 108,253 dollars equals an 86 percent gain, source: André Dragosch on X, Sep 1, 2025. Using the listed prices, the five-year compounded annual growth rate from September 1, 2020 at 11,895 dollars to 2025 at 108,253 dollars is approximately 55 percent per year, source: André Dragosch on X, Sep 1, 2025. The data also show the prior down year, with September 1, 2022 at 20,086 dollars versus 47,992 dollars in 2021, a 58 percent decline, contextualizing cycle risk for traders, source: André Dragosch on X, Sep 1, 2025.

According to @rovercrc, Bitcoin (BTC) typically shows seasonal weakness in September while the largest gains often occur in Q4, a timing pattern relevant for trading calendars and risk setup; source: X post by @rovercrc dated 2025-08-23.