Matt Levine’s Money Stuff: In Research, Private’s the New Public

July 21, 2025, 5:55 PM UTC

Research

The big differences between private companies and public companies are:


  1. Public companies disclose quarterly financial results and business information; private companies don’t.
  2. Anyone can buy shares in public companies on the stock exchange; private companies’ shares don’t generally trade.

Those two things traditionally go together: Public companies can sell stock to anyone because they disclose information to everyone. But that is not an inevitable fact of nature; it is just a somewhat complicated consequence of US securities laws. And I get the sense that it is changing. Specifically, we seem to be getting closer to a world where anyone (or ...

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