Factor Investing

Why some groups of shares have earned more than the market for decades, how a factor is measured, what a factor fund actually holds, and why the premium is paid in years of losing — value, size, momentum, quality and low volatility, with the data to check each claim.

4 units · 16 lessons · 66 min read · plus hands-on practice, at your pace

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Why is beta only the first factor?

From Beta to Factors · 4 min read · practitioner

Start the first lesson

Unit 1 From Beta to Factors

  1. Why is beta only the first factor? 4 min
  2. What are size, value and momentum, and who found them? 4 min
  3. Why are there 300 factors, and how many are real? 5 min
  4. Is a factor premium a risk or a mistake — and why does it matter? 4 min
Practice Check · Unit 1 A short check · cannot be failed Start

Unit 2 Measuring One

  1. What is a factor return, exactly? 4 min
  2. What factors does your portfolio already hold? 4 min
  3. Can you time a factor? 4 min
  4. Why did a published factor stop working in August 2007? 4 min
Practice Check · Unit 2 A short check · cannot be failed Start

Unit 3 Implementing

  1. What does a factor fund actually hold? 4 min
  2. How do you run a value screen, and what does the raw result get wrong? 4 min
  3. How do you compute momentum, and why skip the last month? 4 min
  4. How much of a factor premium does trading eat? 4 min
Practice Check · Unit 3 A short check · cannot be failed Start

Unit 4 Judging

  1. Which backtest errors invent a factor? 4 min
  2. How long can a factor lose? 4 min
  3. Why hold several factors rather than the best one? 4 min
  4. Factor Investing checkpoint — the premium, priced 5 min
Practice Check · Unit 4 A short check · cannot be failed Start

Last Course exam

One exam, the whole course Unlocks when you have read all 16 lessons

Passing it earns the course certificate.