Quality Investing

Reviewed by Diario de un Inversor · UpdatedJune 13, 2026

Our review

Quality Investing is less a technical manual than a philosophy of selection: Lawrence Cunningham draws on his expertise in corporate governance to argue that sustained returns come from businesses with structural, hard-to-replicate advantages — not from bets on the economic cycle. The book systematically unpacks what defines a quality company: high returns on capital employed, conservative balance sheets, long-term-oriented corporate culture, and management with meaningful skin in the game. Cunningham is careful to show how genuine quality differs from the merely marketed kind, grounding every claim in real-world case studies of listed companies. His prose is academic but accessible, never sacrificing precision for readability. The most honest critique is that the book offers limited guidance on valuation: when to buy and at what price remains largely implicit, which may frustrate readers seeking a complete investment system. That said, the book serves as a valuable corrective to the price-obsession that dominates much value investing literature — the core thesis being that a fair price for an outstanding business consistently outperforms a bargain price for a mediocre one over the long run.

Key takeaways

• Business quality is measured by the durability of competitive advantages, not by any single year's growth rate.
• Corporate culture and management incentive alignment matter as much as financial statements.
• A reasonable price for an outstanding business beats a cheap price for a mediocre one over the long term.
• Qualitative analysis demands as much rigour as quantitative work — narratives can be misleading too.

Fact

The book was originally published in 2016 under the CFA Institute Research Foundation imprint.