Nigeria’s top 10 banks by market capitalisation have global ambitions but they are facing intense competition at home from fintechs, as well as macroeconomic and regulatory headwinds that keeps valuation grounded.
Only a handful are valued over a billion dollars in market capitlisation, meanwhile fast growing startup fintechs such as Moniepoint, Flutterwave and Opay sport billion dollar plus valuations.
Market capitalization, often called market cap, is the total market value of a publicly traded company’s outstanding shares of stock. It is calculated by multiplying the current share price by the total number of outstanding shares:
A larger market cap usually signals greater investor confidence, stability, and liquidity, which is important for banks given their systemic role in the economy.
Banks with higher market capitalization typically have better access to capital markets at lower costs, aiding in raising funds for expansion, lending, or regulatory capital requirements.
Below is a list of the 10 biggest Nigerian banks by market capitalisation in Naira and Dollars, as at September, 19 2025.
Top Ten Largest Nigerian Banks by Market cap
1. Guaranty Trust Holding Company, GTCO N3.42 trillion ( $2.28 billion)
GTCO is the most valuable Nigerian Bank as seen from it trading at a Price to Book Ratio of 1.10. A market capitalisation of $2.28 billion or N3.42 trillion means its not being outshone by startup Fintechs.
GTCO will see growth in 2025, boosted by its recent capital raise of N209 billion, according to Segun Agbaje, its Group Chief Executive Officer.
Proceeds (N208 billion) from the combined equity raise will be strategically deployed to recapitalize the Group’s flagship subsidiary, Guaranty Trust Bank Limited (GTBank Nigeria), enhancing its ability to meet regulatory requirements and further solidify its position as a leading financial institution.
Additionally, the funds will support Group-wide growth initiatives, including footprint expansion, product enhancement, and innovation across both Banking and Non-Banking subsidiaries.
2. Zenith Bank Plc, N2.64 trillion ($1.76 billion)
Zenith Bank Plc reported a 8% slide in profit after tax to N532 billion in the half year period to June 2025, compared to N578 billion as at June 2024.
Zenith Bank Plc valued at N2.64 trillion is second on the list. Zenith Bank’s basic and diluted earnings per share fell to N12.95 in the Half Year 2025 period, compared to N18.41 in H1, 2024.
This was due to the share count of the bank increasing to 41 billion, from 31.39 billion due to the recent rights issue to raise capital.
Zenith Bank in 2024 successfully raised N350 billion in capital through a rights issue and public offer, with a subscription rate of 160%, demonstrating strong investor confidence in the Bank’s growth trajectory.
The proceeds from the capital raise have been strategically deployed to enhance Information Technology (IT) infrastructure, invest in subsidiaries, financing operations and unlocking new growth opportunities.
Zenith has completed its investments following the capital raise. Investments in IT infrastructure by Nigerian banks like Zenith has helped to grow income through fees, while reducing costs and growing margins, boosting overall profitability for the banking sector.
3. United Bank for Africa, UBA N1.8 trillion ($1.2 billion)
United Bank for Africa (UBA) with a market capitalisaion of N1.8 trillion is third on the list. UBA is one of only four publicly traded Nigerian bank valued over $1 billion.
UBA Nigeria operations were however a drag on profit in the Half-Year H1, 2025 period, compared to its rest of Africa business, a sign of the tough competitive landscape in its home market where at least 20 other major banks and fintechs operate.
Analysts say a sustained trend would negatively affect UBA stock price and valuation.
UBA reported profit after tax of N88.8 billion in its Nigeria operations, compared to N335.25 billion in Africa and N44.68 billion in its international operations.
4. Stanbic IBTC Holdings N1.55 trillion ($1.03 billion)
Stanbic IBTC Holdings is a financial services holding company and a subsidiary of South Africa’s Standard Bank Group. Stanbic IBTC is the most expensive Nigerian bank stock as it trades at a Price to Book ratio of 1.70.
This helped to push its valuation to N1.55 trillion coming fourth on the list.
Stanbic IBTC Holdings profit for 2024 rose by 43.7% to N202.1 billion, compared to N140.6 billion in 2023.
5. Access Holdings N1.38 trillion ($920 million)
Access Holdings is the fifth largest Nigerian Bank/ financial services group by market capitaliation. Access Holdings has struggled to execute its strategy since the tragic death of Herbert Wigwe, the late CEO.
Wigwe in 2022 had outlined how he sees payments, pensions and insurance businesses as subsidiaries to help lead the financial services firm’s next growth phase, with an aim to becoming one of the continent’s biggest banks by 2027.
Today Access is not even the top bank in Nigeria in terms of market cap.
6. FirstHoldCo Plc N1.33 trillion ($886 million)
FirstHoldco is the parent company of First Bank of Nigeria. First Bank used to be one of Nigeria’s largest banks in the past, but has struggled with leadership tussle and poor corporate governance.
New leadership by activist investor, largest shareholder and Chairman of FirstHoldC Plc, Femi Otedola has helped to restore investor confidence.
FirstHoldco Plc saw core net interest income after impairments and net fee income surge by 61 percent to N858.12 billion in the First Half of 2025.
FirstHoldCo reported an operating profit of N355.97 billion in the six months’ period to June 2025 which was a bit impacted by loss on financial instruments at fair value of N53.6 billion compared to a N432.2 billion gain in the 2024 six months’ period.
7. Fidelity Bank N1.042 trillion ($694 million)
Fidelity Bank Plc, a mid-tier lender is 7th on the list of largest Nigerian Banks by Market capitalisation.
Fidelity Bank successfully raised N175.9 billion in fresh capital in Full Year 2024, which had a positive impact on its capital adequacy ratio (CAR), now at a robust 23.5%.
Fidelity Bank with strong leadership saw its Profit Before Tax (PBT) surge by 210% year-on-year (YoY) to N385.2 billion in 2024.
The bank has however set a profit target of N500 billion for Full Year (FY) 2025, reflecting its leadership’s confidence in sustaining strong earnings momentum.
The bank leadership has also said Fidelity Bank will continue its regional expansion strategy, with a particular focus on brownfield acquisitions to deepen market presence and enhance scale.
8. Wema Bank N440 billion ($293 million)
Wema Bank, a small lender is 8th on the list. Wema Bank stock has rallied 239% in the past year which helps explain its position.
9. FCMB Group N423.7 billion ($282 million)
FCMB Group Plc provides financial services including micro-lending, asset management, stock-broking, trusteeship and custodial services, personal banking, corporate and commercial banking and investment banking.
FCMB Group net impairment loss on financial assets grew by 180% quarter on quarter to N36.2 billion for the Half Year (H1) period ended June 2025 as its Nigerian Banking subsidiary exited the CBN loan forbearance.
However, revenue growth helped to cushion the blow from impairment loss.
FCMB Gross revenue rose 41.3% to N529.2 billion for the H1 period, from N374.5 billion in the same period of the prior year, driven by a 70.3% growth in interest income.
Non-interest income declined by 35.1%, driven by a N36.6 billion Year-on-Year decline in currency revaluation gains.
The financial services Group profit after tax rose 23% to N73.42 billion in H1, 2025.
10. Sterling Bank N385.6 billion ($257 million)
Sterling Financial Holdings Co PLC, the parent company of Sterling Bank is 10th on the list wit a market capitalisation of N385 billion.
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