{"id":986,"date":"2025-07-02T14:00:00","date_gmt":"2025-07-02T14:00:00","guid":{"rendered":"https:\/\/www.tejwin.com\/en\/insights\/implementing-peter-lynchs-stock-picking-philosophy-a-quantitative-strategy-combining-growth-and-value\/"},"modified":"2026-09-10T10:03:32","modified_gmt":"2026-09-10T10:03:32","slug":"implementing-peter-lynchs-stock-picking-philosophy-a-quantitative-strategy-combining-growth-and-value","status":"publish","type":"insight","link":"https:\/\/www.tejwin.com\/en\/insights\/implementing-peter-lynchs-stock-picking-philosophy-a-quantitative-strategy-combining-growth-and-value\/","title":{"rendered":"Implementing Peter Lynch\u2019s Investment Philosophy: A Quantitative Strategy Combining Growth and Value"},"content":{"rendered":"
\"Stock-Picking
Photo by <\/a>JESHOOTS.COM<\/a> on Unsplash<\/a>
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Preface<\/h2>\n

Peter Lynch is a legendary figure in the American mutual fund industry. From 1977 to 1990, he served as the manager of the Fidelity Magellan Fund, during which time the fund\u2019s assets grew from $20 million to $14 billion, achieving an impressive annualized return of 29.2%. He is widely regarded as one of the most successful fund managers in history. Beyond his remarkable performance, Lynch is also known for his accessible investment philosophy, which has inspired countless individual and professional investors.<\/p>\n

Lynch advocates the principle of \u201cinvest in what you know<\/mark><\/strong>,\u201d believing that individual investors have the advantage of observing the world around them and can often identify promising companies before their fundamentals<\/strong><\/a> are reflected in stock prices. He also emphasizes that stock selection should be based on a company\u2019s profitability, growth potential, and financial<\/strong><\/a> stability. Using indicators such as the price-to-earnings (P\/E) ratio and earnings per share (EPS) growth, Lynch aimed to uncover \u201cundervalued growth stocks<\/mark><\/strong>.\u201d<\/p>\n

From Philosophy to Practice: Testing Peter Lynch\u2019s Strategy in Taiwan\u2019s Stock Market<\/strong><\/p>\n

\n<\/h2>\n

Peter Lynch\u2019s investment philosophy\u2014buying companies with solid fundamentals, can his strategy be effectively applied in Taiwan\u2019s market environment?
To explore this, we translate his core principles into a systematic screening approach and apply it to a broad universe of Taiwan-listed stocks using TEJ\u2019s <\/mark>point-in-time quantitative database<\/mark><\/strong><\/a>. Below is a breakdown of our investment universe, data preparation, screening logic, and portfolio construction:<\/p>\n

Quantitative Strategy Design <\/h3>\n