BasicsBeginner4 min

Corrections and Crashes

A correction is a fall of about 10 percent. A crash is a sudden, steep fall over days or weeks.

Why this matters for beginners

Understanding this helps you stay calm and read price moves correctly. This is general education, not personal advice.

Main explanation

Corrections happen regularly, on average roughly once every year or two.

Crashes are rarer and often triggered by a shock, such as a pandemic or financial crisis.

During a crash, almost everything falls together, good and bad companies alike.

Selling in panic locks in the loss; investors who held broad markets have historically recovered over time.

Example using a real company

In October 1987 US shares fell more than 20 percent in a single day.

  • →Index 500 to 450: a 10 percent correction.
  • →Index 500 to 350 in three weeks: a crash.

Common beginner mistakes

  • ✕Treating every 10 percent dip as a disaster.
  • ✕Selling everything at the bottom of a crash.

Key terms

Correction
A fall of roughly 10 percent from a recent high.
Crash
A sudden, steep fall in a short time.

Key takeaways

  • 01Corrections are normal.
  • 02Plan your reaction before a crash happens.

Check yourself

  1. 01
    Roughly how big is a correction?
  2. 02
    What usually triggers a crash?
  3. 03
    What does panic selling do?
Apply this in the Analyzer

Try the concept on a real company

In the Analyzer, look at a company's risks and ask how it might fare in a crash.

Educational examples only. Not buy or sell recommendations.

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Education only. TradeSensei does not provide personal financial advice or buy/sell recommendations. Examples and company studies are for learning, never instructions to buy or sell. Always do your own research.