I'm somewhere between Peter Lynch and Charlie Munger....lol
Charlie Munger suggested investors should not hold many stocks, advocating for a concentrated portfolio of perhaps only three to ten holdings if the investor truly understands the companies. He believed diversification beyond a few key investments was unnecessary and called it "diworsification," arguing that only a handful of truly great ideas exist, and diluting them with mediocre investments is a mistake.
Key Points of Munger's Investment Philosophy
Concentration over Diversification: Munger was a proponent of concentrating investments in a few businesses he deeply understood, rather than owning dozens of companies.
Focus on Quality: He believed in finding and investing in "wonderful businesses at fair prices".
"Diworsification": He coined the term to describe excessive diversification, which he felt spread a portfolio's potential for high returns too thin across many mediocre investments.
Understanding is Key: The number of stocks to hold depends on the investor's ability to understand and track their performance; it's difficult to keep track of the fundamentals of a large number of companies.
Long-Term Perspective: Munger's strategy involved investing in fundamentally good companies and holding them for the long term, waiting for them to bear fruit.