Many employees own the stock in their retirement plan. A houseful of rich employees is much better than a houseful of broke employees. Morale is better. Employee theft and turnover (employees finding better jobs) would be less.
Financial analysts have a better opinion of a company that has an increasing stock price. Customers and creditors feel better about doing business with a "successful" company.
Would you loan Radio Shack any money?
You could have search for this information yourself.
The only way I can think of is if the company wants to sell more of its stock, but otherwise how would it even affect them?