If you spend any time in crypto communities, you will hear people talking about bull markets, bear markets, Bitcoin dominance, and altseason. These terms are used constantly but rarely explained clearly to beginners. Understanding them does not require a finance degree — it just requires knowing how the crypto market has historically behaved and why.

This guide breaks down crypto market cycles from first principles, explains what altseason is and when it tends to occur, and gives you a realistic picture of what these patterns mean for a beginner investor.

📋 What's covered in this guide

  1. What is a crypto market cycle?
  2. The four phases of a cycle
  3. The Bitcoin halving and its role in cycles
  4. Bitcoin dominance explained
  5. What is altseason?
  6. How altseason typically unfolds
  7. The risks of altseason for beginners
  8. What this means for your strategy
  9. Frequently asked questions

What is a Crypto Market Cycle?

A market cycle is the recurring pattern of rising and falling prices that the broader crypto market tends to follow over time. Unlike traditional financial markets, crypto cycles have historically been quite dramatic — bull markets featuring gains of several hundred percent, followed by bear markets with losses of 70–90% from peak prices, followed by recovery, and the pattern repeating.

These cycles are driven by a combination of factors: the psychology of investor behaviour, the programmatic reduction in Bitcoin supply known as the halving, the ebb and flow of institutional and retail capital, and the broader macroeconomic environment.

Understanding cycles does not mean you can time the market precisely — nobody can. But understanding where the market is in its cycle helps you make decisions from a position of context rather than reacting purely to short-term price movements.

Important caveat: Past cycles do not guarantee future ones. As crypto matures, attracts more institutional capital, and becomes more integrated with the global financial system, cycles may become less extreme and less regular than the patterns described here. Use cycle awareness as context, not as a precise forecast.

The Four Phases of a Cycle

Crypto market cycles broadly follow four phases. Recognising which phase the market is in is more of an art than a science — phases blend into each other and are usually most clearly visible in hindsight.

1. Accumulation

Prices are low and flat. The bear market has run its course but sentiment is still negative — most casual investors have given up on crypto entirely. This is where long-term believers quietly build their positions. It is the least exciting phase and the one with the best long-term entry points.

2. Bull Market

Prices begin rising strongly. Media coverage increases. New investors enter in large numbers. Excitement builds and eventually tips into euphoria at the peak. Bitcoin typically leads the early stage, with altcoins joining and often surpassing Bitcoin's gains as the bull market matures.

3. Distribution

Prices peak and early investors begin selling into the excitement. The market can feel like it is still going up at this stage — which makes distribution the most dangerous phase for beginners who are buying at the top. Sentiment is at its most positive just as the smart money is leaving.

4. Bear Market

Prices fall significantly — often 70–90% from peak levels for altcoins. Projects fail. Media coverage turns negative. Many investors who bought near the top sell at significant losses. The bear market eventually exhausts itself and the cycle moves back into accumulation.

The most common beginner timing mistake: Most people first hear about crypto during the bull market phase when it is everywhere in the news. They buy near the peak during distribution or early bear market — precisely the worst time — and then panic sell into the bear market bottom. Understanding cycles helps you resist this pattern.

The Bitcoin Halving and Its Role in Cycles

The Bitcoin halving is a programmatic event built into Bitcoin's code that occurs approximately every four years — specifically every 210,000 blocks. At each halving, the reward given to Bitcoin miners for processing transactions is cut in half, permanently reducing the rate at which new Bitcoin enters circulation.

Bitcoin has a fixed maximum supply of 21 million coins. The halving is the mechanism that controls how quickly that supply is released. Each halving makes new supply scarcer, which — when combined with consistent or growing demand — historically has preceded a significant increase in price.

1

First Halving — November 2012

Block reward reduced from 50 BTC to 25 BTC. Bitcoin price at halving: approximately $12. Within 12 months the price had risen to over $1,000.

2

Second Halving — July 2016

Block reward reduced from 25 BTC to 12.5 BTC. Bitcoin price at halving: approximately $650. The subsequent bull market peaked at approximately $20,000 in December 2017.

3

Third Halving — May 2020

Block reward reduced from 12.5 BTC to 6.25 BTC. Bitcoin price at halving: approximately $9,000. The subsequent bull market peaked at approximately $69,000 in November 2021.

4

Fourth Halving — April 2024

Block reward reduced from 6.25 BTC to 3.125 BTC. The market impact of this and subsequent halvings is unfolding as you read this.

The halving is not a guarantee. While each past halving has eventually been followed by a bull market, the timing and magnitude has varied significantly. The halving reduces supply — but demand must also be present for prices to rise. Do not treat historical halving patterns as a reliable price prediction for future cycles.

Bitcoin Dominance Explained

Bitcoin dominance is the percentage of the total crypto market capitalisation that Bitcoin represents. If the entire crypto market is worth €2 trillion and Bitcoin accounts for €1 trillion of that, Bitcoin dominance is 50%.

Bitcoin dominance is one of the most closely watched metrics by experienced crypto investors because it reflects how capital is moving across the market:

Bitcoin dominance does not have a fixed threshold that triggers altseason — it is one data point among many, not a precise signal. But tracking it alongside price action gives you a better sense of where market sentiment and capital flows are heading.

What is Altseason?

Altseason — short for altcoin season — is a period during a bull market when alternative cryptocurrencies (every crypto asset other than Bitcoin) significantly and broadly outperform Bitcoin. During altseason, money flows from Bitcoin profits into smaller coins, causing many altcoins to rise much faster than Bitcoin and sometimes by much larger multiples.

During the 2021 bull market, for example, Ethereum rose roughly 10x from its bear market lows, Solana rose over 100x, and hundreds of smaller coins multiplied by even greater amounts. Bitcoin itself rose approximately 8x over the same period. That disparity — altcoins massively outperforming Bitcoin — is the defining characteristic of altseason.

Altseason is, without question, one of the most exciting periods to be in crypto. It is also one of the most dangerous — particularly for beginners.

How Altseason Typically Unfolds

Stage 1 — Bitcoin leads

The bull market typically begins with Bitcoin. Institutional investors and longer-term holders who understand the halving cycle start accumulating. Bitcoin's price begins to rise. Altcoins are relatively flat or rising slowly. Bitcoin dominance is high or rising.

Stage 2 — Ethereum follows

As Bitcoin continues to rise and early Bitcoin investors begin taking profits, capital rotates into Ethereum — the second-largest and most established altcoin. Ethereum often significantly outperforms Bitcoin during this phase. Bitcoin dominance begins to fall.

Stage 3 — Large-cap altcoins join

Capital continues flowing down the market cap ladder into larger well-known altcoins — Solana, BNB, Avalanche, and similar projects. These coins can multiply several times as retail interest builds and momentum attracts new buyers.

Stage 4 — Small-caps and meme coins surge

In the final and most speculative phase, even tiny projects with limited fundamentals can see massive short-term price gains. Meme coins and newly launched tokens can multiply dramatically on pure speculation and social media hype. This is the most dangerous stage for beginners — it feels like easy money, but it is also the phase closest to the market peak.

Stage 5 — The reversal

The bull market peaks. Bitcoin falls first or simultaneously with altcoins. Altcoins that rose 100x often fall 90–95% from their peaks. Many never recover. Capital exits to stablecoins or back to Bitcoin. The cycle moves into distribution and then the bear market.

The Risks of Altseason for Beginners

Altseason sounds like an obvious opportunity — buy altcoins before the surge, sell at the top, take profits. In practice this is far harder than it sounds, and beginners almost universally discover this the hard way.

The top is invisible in real time. When altcoins are surging, it feels like they will keep going. Every dip feels like a buying opportunity. The peak only becomes obvious in hindsight, by which point prices may already be down 40–50% from the high.

Most altcoins do not recover after a bear market. Of all the altcoins that surged in the 2021 bull market, a significant proportion never came close to recovering their peak prices in the subsequent cycle. Some were abandoned by their teams. Others were overtaken by new projects. Holding an altcoin through a bear market hoping to recover your entry price is a common and often unrewarded strategy.

Altseasons attract scams. The excitement and rapid price movements of altseason create perfect conditions for rug pulls, pump-and-dump schemes, and fake project launches. Every new coin promising 1000x returns during altseason should be treated with extreme scepticism. Read our scams guide before participating in any new project during a bull market.

The altseason reality check: For every person who bought a random altcoin during altseason and made 50x, there are many more who bought at the peak, held through the bear market, and ended up with a fraction of what they invested. The stories you hear about are the wins — the losses are quieter. Approach altseason with caution, not excitement.

What This Means for Your Strategy

Understanding cycles and altseason is genuinely useful context — but it should inform your strategy without becoming the basis for speculation. Here is how a thoughtful beginner can apply this knowledge:

The simplest cycle strategy for beginners: Buy Bitcoin and Ethereum during periods of low public interest. Hold through the cycle. Consider taking partial profits if prices reach levels that feel extreme. Do not sell everything out of fear during bear markets. Repeat. This unglamorous approach consistently outperforms more complex strategies for the majority of retail investors.

Ready to start investing the right way?

See our guide to starting with €100 in crypto — simple, safe, and built for beginners.

Start with €100 →

Frequently Asked Questions

What is a crypto market cycle?+
A crypto market cycle is the recurring pattern of rising and falling prices that the broader crypto market tends to follow over time. Each cycle typically consists of four phases: accumulation (prices are low and flat), bull market (prices rise strongly), distribution (prices peak and early investors sell), and bear market (prices fall significantly). Understanding where the market is in its cycle helps investors make more informed decisions rather than reacting to short-term noise.
What is altseason in crypto?+
Altseason — short for altcoin season — is a period during a bull market when alternative cryptocurrencies significantly outperform Bitcoin. During altseason, money flows from Bitcoin into smaller coins, causing many altcoins to rise much faster than Bitcoin. Altseasons are historically exciting and dangerous — prices rise quickly but can fall even faster, and many altcoins that surge during altseason never recover their highs in the following bear market.
What is Bitcoin dominance and why does it matter?+
Bitcoin dominance is the percentage of the total crypto market capitalisation that Bitcoin represents. When Bitcoin dominance is falling, money is rotating into altcoins — often a condition associated with altseason. When it is rising, Bitcoin is outperforming the rest of the market. Tracking Bitcoin dominance alongside price action gives investors useful context about where capital is flowing within the crypto market.
How long does a crypto market cycle last?+
Historically, crypto market cycles have loosely followed the Bitcoin halving cycle — approximately four years from one halving to the next. Bull markets have typically run for one to two years, followed by bear markets lasting one to two years. However, cycles are not perfectly regular and should not be relied upon as a precise timer. As crypto matures, cycles may become less extreme and less predictable.
Should beginners try to time altseason?+
No. Trying to time altseason is one of the riskiest strategies a beginner can attempt. Altcoins can rise 10x in weeks and give back most of those gains just as quickly. The majority of altcoins that surged in previous altseasons never recovered their peaks in subsequent cycles. Beginners are better served by building a strong position in Bitcoin and Ethereum and holding through cycles rather than chasing short-term altcoin gains.
What happens to altcoins in a bear market?+
Most altcoins decline far more severely than Bitcoin during a bear market — often falling 80–95% from their all-time highs. Many altcoins that had significant market caps in one bull market are delisted, abandoned, or never see meaningful interest again in the following cycle. This is why experienced investors are cautious about holding large altcoin positions through a full market cycle.
What is the Bitcoin halving and why does it matter?+
The Bitcoin halving is an event programmed into Bitcoin's code that occurs approximately every four years. It cuts the reward given to Bitcoin miners in half, reducing the rate at which new Bitcoin is created. Historically, each halving has been followed — typically 12 to 18 months later — by a significant bull market, as reduced new supply meets growing demand. The most recent halving occurred in April 2024. However, past performance does not guarantee future results.