What is the Nigerian Exchange (NGX) and How Does it Work?

If the Dangote IPO goes ahead, shares would trade on the Nigerian Exchange, commonly abbreviated NGX. Understanding what NGX actually is makes the rest of the IPO story much easier to follow.

NGX is Nigeria’s main stock exchange, where shares of publicly listed Nigerian companies — banks, telecoms, consumer goods firms, cement makers, and more — are bought and sold. It grew out of the Nigerian Stock Exchange, which restructured (demutualized) into a group structure in 2021, with NGX Exchange operating as the exchange itself under the NGX Group holding company. Trading happens electronically during set market hours on business days.

To buy shares on NGX, an investor typically needs three things: a stockbroker licensed to trade on the exchange, a brokerage/trading account, and a Central Securities Clearing System (CSCS) account, which is where your shares are actually held electronically once you own them. You place buy or sell orders through your broker, and the exchange matches those orders with other investors’ orders to execute trades.

NGX already lists some of Africa’s largest companies by market value, including Dangote Cement — a separate, already-public company from the refinery. If the refinery’s IPO proceeds, it’s expected to become one of the largest companies on NGX by market capitalization, which could meaningfully increase the exchange’s overall size, trading volumes, and international visibility.

For diaspora and international investors, it’s worth knowing upfront that buying NGX-listed shares generally requires working through a Nigeria-licensed stockbroker and typically involves Nigerian KYC (know-your-customer) documentation — the specifics of which vary by broker and by the investor’s country of residence. We’ll cover country-specific access questions separately, since requirements differ for Nigerians at home, the diaspora, and foreign investors.

Understanding NGX’s basic mechanics now means that when the Dangote IPO prospectus is eventually published, you’ll already know how the buying and settlement process works — you’ll just be evaluating the details of one specific offer rather than learning the whole system from scratch.