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Intermediate

Build and Hold a Portfolio

Sizing, diversification, buying, selling and rebalancing, plus the psychology that decides whether any of it survives a crash.

What you will be able to do

You can construct a portfolio you can actually hold, with rules for buying, selling and staying rational written down in advance.

13 articles available
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  1. How to Build an Investment Portfolio: A Process6 min read
  2. Diversification Explained: How Much Is Enough6 min read
  3. Concentrated Investing: The Case for Fewer Bets6 min read
  4. Portfolio Allocation: How to Size Your Positions6 min read
  5. When to Buy a Stock: A Process, Not a Timer6 min read
  6. When to Sell a Stock: The Hardest Skill7 min read
  7. Portfolio Rebalancing: On Purpose, Not on Emotion6 min read
  8. Managing Investment Risk: Avoiding Ruin8 min read
  9. Investment Checklists: Why the Best Investors Use Them7 min read
  10. Common Portfolio Mistakes and How to Fix Them8 min read
  11. Fear and Greed in Investing: The Two Master Emotions8 min read
  12. Staying Rational During Market Crashes8 min read
  13. Patience as an Investing Edge: Time Arbitrage8 min read
Tenet Academy is educational content, updated as methodologies evolve. Nothing here is investment advice. Browse every lesson in the Knowledge Base, or return to the Academy.
Methodology© 2026 Tenet Investing Inc. · Toronto, Canada

Data from Intrinio and Financial Modeling Prep.