So there's two things I don't really understand this article. Firstly, what is the difference between you "value investing" your own money, and sticking your money in a hedge fund which does "value investing" for you? Other than the fact that you're doing this in your spare time whilst the hedge fund manager is doing it full time. Surely what this article is basically saying is "89% of hedge funds underperform the in…
2) Correct, the article is either written by someone with a lot of time to pick stock and do due diligences or someone who convinced himself that their "gut feel" can beat the market. Either way historically those takes are not great.
EDIT: One thing I didn't add. Funds still have a good reason to exist, and that is risk management. Not all financial products want to replicate the SP500 index. You don't want your retirement fund to drop ~25% during a pandemic. That's where funds will shine. They can get you the right mix of bonds, banks and natural resources to stabilize your portfolio to +-4% every year. Some index funds do offer something similar (XCNS, XBAL) but it can still be worth having something actively managed.