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Margin of Safety Investing

About the Substack

A personal and insightful take on the best quality businesses and interesting overlooked investments available in public stock markets both big and small.

Free Subscription Benefits

  • Occasional public posts, quarterly portfolio updates and more!

Paid Subcription Benefits

  • Full business research posts
  • Portfolio changes
  • Full archive access

Paid Subscription Plans

  • $99 a year
  • $15 a month

About Simon Handrahan

15 years investing in public markets for myself and my family. Engineer by education, father of two and passionate about learning how the world and great businesses work. Looking for microcap to megacap investment ideas to hold for the long term.

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