أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Because the market share price data, or the P in P/E ratio is not available for a private company.
P/E ratio = Market value of share/ EPS, as it is not easy to fix or identify the market value of private company share. And also not easy to find the quoted company of same industry and same capital structure.