What is the Market Cycle Monitor?
Bear markets rarely arrive without warning — they're usually preceded by a period where major trend lines break, volatility creeps higher, and fewer and fewer stocks are actually driving the index higher. The Market Cycle Monitor tracks exactly these early warning signs across the S&P 500, Nasdaq 100, and SOXX semiconductor index.
Specifically, it watches each index's price against its 30-week moving average — a widely used long-term trend line — alongside the VIX volatility index and market breadth (what percentage of stocks are participating in the move). When these signals align in a concerning direction, the tool flags it as a potential mid-cycle turning point.
This is built for long-term investors who want an early, objective warning system for risk management — not a tool that claims to predict the exact top or bottom of a market cycle.
Why Use This Tool?
By the time a bear market is obvious in the headlines, a large portion of the decline has often already happened. Watching leading indicators — moving average breaks, rising volatility, and deteriorating breadth — together, rather than any single signal in isolation, gives long-term investors more lead time to manage risk.
This is particularly valuable for investors holding concentrated positions in growth or semiconductor stocks, where the SOXX index often leads broader market weakness by weeks or months.
How to Use the Market Cycle Monitor
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1
Open the monitor
Click Open Tool below. The page loads the latest cycle reading for the S&P 500, Nasdaq 100, and SOXX semiconductor index.
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2
Check the 30-week moving average position
Each index's price is compared against its 30-week moving average — a classic long-term trend line. Trading below this level for an extended period has historically signaled deeper corrections.
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3
Review the VIX and breadth readings
Elevated VIX combined with deteriorating market breadth (the percentage of stocks participating in a rally or decline) adds context to whether a trend change is broad-based or narrow.
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4
Look for the turning-point alert
When multiple signals align — moving average breaks, rising VIX, and weakening breadth — the monitor flags this as an early mid-cycle turning point alert.
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Use it for risk management, not timing perfection
This tool is designed to help long-term investors manage risk and avoid being fully invested into a major downturn — not to perfectly time market tops and bottoms.
Frequently Asked Questions
What is the Market Cycle Monitor?
It is a free tool that tracks the S&P 500, Nasdaq 100, and SOXX semiconductor index against their 30-week moving averages, alongside VIX and market breadth, to help identify early mid-cycle turning points before a larger downturn.
Why the 30-week moving average specifically?
The 30-week (roughly 150-day) moving average is a widely used long-term trend indicator. Sustained trading below this level has historically preceded deeper bear market declines, making it a useful early-warning line.
What is market breadth?
Market breadth measures how many individual stocks are participating in an index's move, rather than just looking at the index level itself. Deteriorating breadth — where fewer stocks are driving gains — can be an early warning sign even while headline indices still look fine.
Is this a market crash prediction tool?
No. It surfaces historically meaningful warning signals, but it cannot predict the future with certainty. It is intended to support risk management decisions, not to guarantee timing of market tops or bottoms.
Do I need an account to use it?
No. The Market Cycle Monitor is completely free and requires no sign-up, no account, and no personal information of any kind.
Check the Market Cycle Now
Free, no sign-up, runs instantly in your browser. Chrome auto-translates Korean to English.
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