[Series 65] 43, Efficient Market Hypothesis

[Series 65] 43, Efficient Market Hypothesis

From Open Exam Prep by Ran Chen, EA, CFP®

May 6, 2026 · 4 min

About this episode

This episode discusses the Efficient Market Hypothesis and its implications for investment strategies.

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Weak-form EMH states that past price and volume data are priced in, making technical analysis ineffective. - Semi-strong form EMH posits all public information is reflected in prices, rendering both technical and fundamental analysis useless for outperformance. - Strong-form EMH asserts that all information, including private insider data, is priced in, making it impossible for anyone to consistently beat the market. - A strong belief in the Efficient Market Hypothesis logically leads to a preference for passive investment strategies, like index funds, over active management. - The Random Walk Theory aligns with EMH, suggesting stock price changes are random and unpredictable, reinforcing the idea that past performance cannot predict future results. For more free exam prep tools, practice questions, and AI-powered explanations, visit…

People in this episode

Host: Ran Chen

Topics covered

  • Efficient Market Hypothesis
  • investment strategies
  • technical analysis
  • fundamental analysis
  • passive investment
  • stock price changes

Keywords

  • Efficient Market Hypothesis
  • passive investment
  • technical analysis
  • fundamental analysis
  • Random Walk Theory
  • Series 65
  • investment strategies

Mentioned in this episode

Organizations: Open Exam Prep

Products: Series 65

Books & works: Efficient Market Hypothesis, Random Walk Theory

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