Is Bitcoin transitioning to a 2-year cycle instead of 4 years?
Is the Bitcoin market about to disrupt the cyclical patterns we've known for over a decade? Jeff Park from ProCap BTC suggests that the influx of institutional flows and ETFs could shorten the traditional four-year cycles significantly. The implications for 2026 are vast and demand attention from savvy investors.
Translated on December 6, 2025 at 10:24 by Simon Dumoulin
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Bitcoin ETFs Are Redefining Market Cycles
Jeff Park’s analysis reveals a major structural shift in Bitcoin price dynamics. Traditionally, the four-year cycle was synchronized with the halving, the event that cuts miners’ rewards in half. This correlation seemed set in stone since 2012, with bull runs peaking approximately 12 to 18 months after each halving.
The introduction of spot Bitcoin ETFs in the United States in January 2024 has radically transformed this equation. These financial products channeled billions of dollars into the market in just a few months, creating buying pressure of unprecedented intensity. Institutional flows don’t follow the same patterns as the retail investors who previously dominated the market.
The liquidity provided by ETFs is accelerating price discovery cycles. Unlike previous cycles where accumulation took years, institutions can now deploy massive capital in just weeks. This temporal concentration of demand naturally compresses the duration of both bullish and bearish phases.
2026: A Decisive Turning Point for Investors
If the two-year cycle hypothesis proves correct, we could see a new market peak as early as 2026, much sooner than historical models suggest. This acceleration requires a complete overhaul of investment strategies for those relying on traditional halving timings.
Different indicators will need to be monitored. ETF inflows and outflows become just as crucial as classic on-chain metrics. Quarterly institutional allocations, family office positions, and movements by major asset managers now provide early signals on upcoming trends.
To track this, follow ETF charts on CoinCheckOnChain and use the “Volume Profile Bar-Magnified Order Blocks” indicator on TradingView.
Park also emphasizes that volatility could intensify in the short term. Shorter cycles mean sharper price movements, with less time for gradual accumulation. Support and resistance levels form and break more quickly, requiring increased responsiveness from market participants.
The Impact of Institutional Flows on Market Structure
Bitcoin market maturity is reflected in its new liquidity structure. Institutions don’t adopt the same speculative behavior as retail investors. They seek regulated, diversified exposure integrated into broader multi-asset portfolios.
This professionalization leads to reduced correction amplitude, but also potentially less explosive rallies than in the past. Spikes of 1000% in a year, observed during previous bull markets, may become rarer. In return, crashes of 80 to 90% from all-time highs also appear to be a thing of the past.
Arbitrage between ETFs and the spot market has become nearly instantaneous, reducing price inefficiencies that once fueled the most lucrative trading opportunities. This increased market efficiency fundamentally alters Bitcoin’s risk-return profile as a speculative asset.
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Charles Ledoux is a Bitcoin and blockchain technology specialist. A graduate of the Crypto Academy, he has been a Bitcoin miner for over a year. He has written numerous masterclasses to educate newcomers to the industry and has authored over 2,000 articles on cryptocurrency. Now, he aims to share his passion for crypto through his articles for InvestX.
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