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Expand your investing universe
Consistently beating the market requires more than just a few stock picks.
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Deep market outperformance isn’t about chasing trends or analyzing one or two companies a year; it’s about consistent, high-quality research across a broad range of opportunities.
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That's where we come in!
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Access your personal dashboard
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No hype. No guesswork. Just high-quality fundamental research.
We don’t rely on technical analysis, price targets, or speculation. Instead, our research is rooted in timeless investing principles that drive real returns.
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Our Buffett-inspired approach:
We conduct comprehensive, fundamentals-first analyses to uncover high-quality companies with strong long-term potential. Every report covers:
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✅ Business model & competitive moat: Understanding what makes the company durable and defensible
✅ Management & Incentives: Evaluating leadership, insider ownership, and alignment with shareholders
✅ Financial strength: Deep dives into balance sheets, cash flow, and reinvestment efficiency
✅ Key metrics that matter: ROIC, reinvestment rates, stock-based compensation (SBC), and more
✅ Realistic, data-backed valuations: No inflated price targets, just rational, fundamentals-driven assessments​
We focus on what truly moves the needle for long-term investors, giving you clarity and confidence in your investment decisions.
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To be analyzed in 2025:
Are there unfamiliar companies among them? Perfect! We aim to help you find hidden gems on the stock market.
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Built on trust and transparency ​
Our team’s portfolio
We put our money where our mouth is.
Members can view the personal portfolios of our four researchers, updated in real time 24/7.
This is where we invest the majority of our personal wealth.
Meet the experts
Bouke, Luuk, Mathijs, and Siem, have years of experience and a shared commitment to research-driven investing.
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Continuous learning is at the core of our philosophy. Instead of getting caught up in daily market swings or fixating on share prices, we focus on reading, analyzing, reflecting, and engaging with individuals who challenge and expand our thinking.
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TDI Premium Membership
200$Every yearSave $50 on an annual membershipÂ- A fundamental analysis every Friday
- Available as podcast and PDF
- 24/7 Access to our portfolio's
- In-depth industry reports
- Investing tools & resources
- Exclusive TDI library
- Monthly member only newsletter
- All future features & updates
TDI Premium Membership
125$Every 6 monthsÂ- A fundamental analysis every Friday
- Available as podcast and PDF
- 24/7 Access to our portfolio's
- In-depth industry reports
- Investing tools & resources
- Exclusive TDI Library
- Monthly member newsletter
- All future features & updates
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Your investing journey starts here!
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Stay informed on the go: each analysis is available in audio format.
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Save time: we focus exclusively on potential compounders.
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Stay within the essentials: every company analyzed is firmly within our circle of expertise.
Learn anywhere, anytime
🔊 Available as podcast:
📑 Or simply read it.
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