Use Mannatech Inc. story together with your assets to protect against small markets fluctuations as well as to check it against diversification policy that fits your risk preferences.
Book Value per Share (B/S) is can be calculated by subtracting liabilities from assets, and then dividing it by the total number of currently outstanding shares. It indicates the level of safety associated with each common share after removing effects of liabilities. In other words a shareholder can use this ratio to see how much he or she can sell the stake in the company in the event of liquidation.