Kinda what in have been saying...A zero- or low-debt company, therefore, is not always worthy of investment. Investors have to look at many other factors. "Apart from debt, investors should look into the earning per share, financial history, prospects of the company in the coming years, the sector in which it is operating and last, but not the least, the price earning multiple of the share," says Alex Mathew Head of Research, Geojit Financial Services.