How to pronounce “underperforming”(verb) in English

Paul: Right. audience male #3: Now, the traditional thought on that is that this is not supposed to happen because the owners, i.e., the stock market, the investors, are going to manage the managers.That they're going to fire underperforming bad managers, especially if they underperform and lose billions over a period of multiple years. Clearly, this didn't happen here. What'ssupposed to be the check on this process failed. Is there something unusual about these two companies or is the conventional wisdom that we can rely on the stock market and stockowners