Nine megacap companies listed on the Nigerian Exchange (NGX) saw their combined market value surge by N46.69 trillion between December 2025 and August 2026, reaching a total of N107.59 trillion. This 76.7% growth was a primary driver for the broader market, accounting for nearly 80% of the total equity market capitalization expansion during the first eight months of 2026. Airtel Africa led the gains, adding N15.15 trillion to its valuation, followed by Dangote Cement and MTN Nigeria. BUA Foods was the only company among the group to record a decline in market value. The concentration of wealth remains high, with the top five firms—Airtel Africa, Dangote Cement, MTN Nigeria, BUA Foods, and BUA Cement—accounting for over 76% of the total megacap value.