As we saw, a lot of scenarios can occur to a dilution. It can simply happen because of a need of more cash, to reduce liabilities… A dilution is generally triggered by growth opportunities, which is a great indicator of potential dilution. A company expanding fast with low cash flow will be more likely to issue new shares through secondary offerings, acquisitions for expansions.
A second possibility is the share dilution through stock options. This is the one reason you have to be particularly mindful when companies great employees a large number of optionable securities. When employees exercise their stock options, it can have a big impact on the total number of shares.