Title: Why you should invest in boring companies (#QualityTuesday) Show: Compounding Quality (compoundingquality.net — Pieter Slegers' quality-investing newsletter) Guest: Pieter Slegers (author) Date: 2026-FEB-17 URL: https://www.compoundingquality.net/p/boring-is-beautiful Length: written post (free) — no timestamps Note: Public post; body text verbatim, page chrome removed. Chart panels noted inline as [Image — ...].
It's #QualityTuesday!
In this series, I'll teach you 5 things about the stock market in less than 5 minutes.
1. Boring is Beautiful
Do you know why boring companies outperform the market?
There are three main reasons: - They are essential - They have no replacement - They generate a stable and predictable cash flow
That's why quality investors tend to outperform the markets.
Here's a guide to select great stocks:
[Image — stock selection guide infographic]
2. How to beat the market
Joel Greenblatt is one of the best investors in the world.
Between 1985 and 2005, his Magic Formula generated a return of 33% (!) per year.
His book "The Little Book That Still Beats the Market" is pure gold.
You want to get the essentials? Here's a 3-page summary: Book summary Joel Greenblatt
3. One simple investment quote
Investing is simple, but not easy.
It should be very boring. Like watching paint dry or grass grow.
If you want excitement, you should go to Las Vegas.
[Image — investment quote card]
4. Interview Chris Mayer
Do you know Chris Mayer?
He wrote the excellent book 100 Baggers.
In the past, we interviewed Chris Mayer. You can read it here: Interview Chris Mayer
5. Stock Pitch: Intuitive Surgical ($ISRG)
How does the company make money? Intuitive Surgical makes money by selling da Vinci surgical robots. It generates recurring revenue from instruments, accessories, and service contracts used in every procedure.
Intuitive Surgical is a quality healthcare tech leader with a strong moat and high switching costs.
Picture this: every time a hospital buys a robotic surgery system, ISRG gets a new customer for life.
And hospitals worldwide are buying these systems faster than ever. - Net Cash Position - Net Profit Margin: 28.4% - ROIC: 18.4% - Forward P/E: 47.8x - Return since 2001 (CAGR): +26.6%
[Image — Intuitive Surgical metrics. Source: Fiscal.ai]
Everything in life compounds Pieter (Compounding Quality)
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Used sources Interactive Brokers: Portfolio data and executing all transactions Fiscal.ai: Financial data
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