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Pi Cycle Top: A Signal That Bitcoin May Be Peaking

The Pi Cycle Top indicator is a simple but historically accurate on-chain signal that has called the top of Bitcoin bull markets within just a few days. It’s based on two moving averages and is designed to identify when the market is becoming overheated and vulnerable to a major reversal. In this article, we’ll break down what the Pi Cycle Top is, how it works, and how crypto traders and investors can use it to make more informed decisions.
Pi Cycle Top: A Signal That Bitcoin May Be Peaking
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Disclaimer: This article is for educational purposes only and does not constitute financial advice. Always do your own research before making investment decisions.

Overview of the Pi Cycle Top Indicator

The Pi Cycle Top is not a traditional candlestick pattern. It’s a moving average crossover indicator designed specifically for Bitcoin. It gained popularity after correctly signaling the top of the 2013, 2017, and 2021 Bitcoin bull markets - all within three days of the actual price peak.

It works by comparing a short-term moving average (111-day) with a long-term moving average (350-day), multiplied by two. When the faster 111-day MA crosses above the 2 × 350-day MA, it generates a potential market top signal.

The crossover suggests that Bitcoin’s short-term price has accelerated far beyond its long-term trend - a condition that has historically marked the end of a major uptrend.

What Does It Look Like?

The Pi Cycle Top indicator is a visual crossover between two smoothed price lines:

  • A blue line representing the 111-day simple moving average (111DMA)
  • An orange line representing 2 × the 350-day simple moving average (2 × 350DMA)

When the blue line crosses above the orange line, it triggers a Pi Cycle Top signal.

This crossover often occurs near the highest price point of the cycle - making it a useful tool for long-term investors looking to take profits near the top.

Signal Criteria

The Pi Cycle Top follows this logic:

  • Calculate the 111-day simple moving average (111DMA) of Bitcoin’s daily closing prices.
  • Calculate the 350-day simple moving average (350DMA) of Bitcoin’s daily closing prices, then multiply that by 2.
  • When 111DMA > (2 × 350DMA) and the crossover occurs from below, a Pi Cycle Top signal is generated.

This structure has correctly signaled three major Bitcoin tops:

  • December 2013
  • December 2017
  • April 2021

Each crossover occurred just 1-3 days before the actual price peak.

How to Interpret the Pi Cycle Top

This indicator is often interpreted as a macro top signal. It doesn’t predict short-term pullbacks or local highs - it aims to identify when Bitcoin is approaching the peak of a full market cycle.

Here’s what it means in practice:

  • A warning sign: Bitcoin’s short-term price is rising faster than its long-term average - often unsustainably so.
  • A profit-taking opportunity: Historically, this has been a high-probability zone to reduce exposure or lock in gains.
  • A reversal setup: These crossovers have preceded large drawdowns and multi-month bear markets.

While no indicator is perfect, the Pi Cycle Top’s historical precision makes it one of the more respected tools among on-chain analysts.

Example in Action

Let’s look at how the Pi Cycle Top played out in April 2021:

  • Signal Date: April 12, 2021
  • BTC Price: ~$63,000
  • Actual Top: ~$64,800 on April 14
  • Result: Bitcoin fell more than 50% over the next two months

If a trader had sold on the crossover day, they would have nearly timed the top - avoiding one of the sharpest corrections of that cycle.

Conclusion

The Pi Cycle Top is a simple moving average crossover that has provided powerful signals at some of Bitcoin’s most important turning points. While it doesn’t predict tops in advance, it helps identify when the market is extremely overheated.

Because of its reliability in past cycles, many long-term Bitcoin investors now keep an eye on this signal as part of their broader strategy.

Next Steps

  • Learn about the Golden Cross, a bullish moving average signal that often precedes major rallies.
  • Understand the Bearish Cross, the opposite signal to the Golden Cross.
  • Explore other reversal patterns like the Shooting Star and Evening Star.
  • Use free charting tools to apply the 111DMA and 2 × 350DMA to Bitcoin charts and monitor the crossover yourself.

By combining the Pi Cycle Top with other technical and on-chain indicators - and keeping long-term macro trends in mind - traders can make more confident, cycle-aware decisions.

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Get started by understanding the basics of cryptocurrency and explore decentralized finance (DeFi). Learn about Bitcoin, Ethereum, and altcoins. Also, discover how to buy and sell crypto.

Disclaimer

No Investment Advice
The information provided in this article is for educational purposes only and does not constitute investment advice, financial advice, trading advice, or any other type of advice. Bitcoin.com does not recommend or endorse the buying, selling, or holding of any cryptocurrency, token, or financial instrument. You should not rely on the content of this article as a basis for any investment decision. Always do your own research and consult a licensed financial advisor before making any investment decisions.

Accuracy of Information
While we strive to ensure the accuracy and reliability of the information presented, Bitcoin.com makes no guarantees regarding the completeness, timeliness, or accuracy of any content. All information is provided “as is” and is subject to change without notice. You understand that you use any information available here at your own risk.

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