RoastMyPortfolio Blog

Insights on portfolio analysis, investment mistakes, and the technology behind brutally honest financial critiques.

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Chart showing high correlation between seemingly diverse tech stocks

Investment Mistakes

Diversification Illusion: The $15,514 Cost of Fake Diversification

You own 10 stocks and still have one bet. How to spot fake diversification, hidden correlation, and the tech-heavy echo chamber most portfolios fall into.

Nov 20, 202511 min read

#investment-mistakes #diversification #correlation

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