Performance Management and Market Capitalisation of Listed Oil and Gas Companies in Nigeria

Market capitalization has become a universally accepted indicator of business valuation. The company is the product price share for number shares issued and listed. global market crash 2008 led to Nigerian stock losing nearly N9 trillion causing many shareholders lose interest in capital market. inconsistency reduced dividend payments, dwindling retained earnings re-investment profits by management these companies are creating worries concerns financial analysts at large which have adversely affected capitalization. Therefore, study examined effect performance on listed oil gas Nigeria. adopted an ex-post facto research design population consisted 11 companies. sampling techniques were purposive convenient. Data used secondary data from statements 6 selected validity reliability premised statutory audit statements. analyzed using descriptive inferential statistics Performance Management (PM) measure significantly affects with Capitalization Nigeria F-Stat/Wald Stat (Prob) = F (5, 114) 123.11 (0.0000) , AdjR 2 0.8369, P< 0.05). recommends that managers should not be interested estimating previous costs behaviour patterns only projects appraisal, they investigating cost dependence their different factors reduce overhead cost. Knowledge may lead lower overheads (production administrative) ultimately result better valuation