Best performing Nigerian stocks for the week ended September 19 2025

The Nigerian All-Share Index (ASI) closed the trading week ended 19th September 2025 in positive territory, rising 1,299.66 points to settle at 141,845.35.

This represents a 0.92% gain from the previous week’s close of 140,545.69, as the index comfortably held above the 140,000-mark, supported by strong performances in consumer goods stocks and ARADEL.

During the week, investors exchanged 2.7 billion shares, a slight decrease from 3.19 billion shares the previous week.

Equity capitalization increased to N89.74 trillion from N88.92 trillion, reflecting an overall bullish sentiment.

However, market breadth was mixed:

• Forty equities gained, down from 70 last week.
•  On the flip side, 41 stocks lost ground, up from 22 previously. Meanwhile, 66 equities remained unchanged.

Market overview 

Price action during the week was mixed.

• The All-Share Index (ASI) opened strongly on Monday, surging over 1,000 points, before easing slightly on Tuesday.
• By Wednesday, it rebounded to around 142,000 points, maintaining a generally positive trajectory.
• Thursday continued the upward momentum, but Friday turned bearish, with the index shedding 417.8 points to close the week on a cautious note.

Key highlights 

• The NGX Premium Index fell 1.14%, weighed down by losses in major stocks including UBA (-9.24%), Zenith Bank (-5.88%), Access Holdings (-3.36%), and Lafarge (-2.34%), despite the overall gain in the ASI.
• In contrast, the NGX 30 rose 0.91%, while the NGX Main Board Index recorded a solid 2.03% gain.

Sectoral performance 

• NGX Consumer Goods Index led the market with a 5.48% gain. GUINNESS surged 28.60%, while UNILEVER, NORTHERN NIGERIAN FLOUR MILLS, and NIGERIAN BREWERY each posted gains of under 10%.
• Oil & Gas followed with a 2.79% increase, boosted by ARADEL’s 7.89% rally.
• The NGX Industrial Goods Index inched higher by 0.05%.
• On the downside, financial services lagged, with NGX Insurance Index and NGX Banking Index declining 4.67% and 2.57%, respectively.

Top gainers

Leading the pack was GUINNESS NIG PLC, which soared 28.60% week-to-date, marking a standout performance. MULTIVERSE MINING AND EXPLORATION PLC followed closely with a 21.30% gain.

Other major gainers included:

• EUNISELL INTERLINKED PLC: up 20.28% to N30.55
• E-TRANZACT INTERNATIONAL PLC: up 11.71% to N16.70
• CHELLARAMS PLC: up 9.77% to N14.60
• UNILVER NIGERIA PLC: up 8.71% to N73.00
• ACADEMY PRESS PLC: up 8.47% to N9.60
• CUSTODIAN INVESTMENT PLC: up 8.34% to N44.15
• N NIG FLOUR MILLS PLC: up 8.33% to N93.65
• NIGERIAN BREW PLC: up 8.11% to N75.95

Top losers 

On the flip side, OMATEK VENTURES PLC led the laggards, shedding 18.18% week-to-date. CORNERSTONE INSURANCE PLC followed with a 15.42% drop.

Other notable decliners were:

• SECURE ELECTRONIC TECHNOLOGY PLC: down 12.79% to N0.75
• ROYAL EXCHANGE PLC: down 11.30% to N2.04
• UNITED BANK FOR AFRICA PLC: down 9.24% to N44.20
• VERITAS KAPITAL ASSURANCE PLC: down 9.09% to N2.00
• SUNU ASSURANCES NIGERIA PLC: down 8.98% to N5.37
• CORONATION INSURANCE PLC: down 8.57% to N3.20
• NIGERIAN EXCHANGE GROUP: down 8.40% to N55.10
• PRESTIGE ASSURANCE PLC: down 7.94% to N1.74

Corporate actions overview 

The week saw several key corporate disclosures and sector developments:

• Airtel Africa announced that Chairman Sunil Bharti Mittal and Non-Executive Director Gopal Vittal were appointed to the board of British tech company BT Group Plc.
• MTN Nigeria leased frequency spectrum from T2 Mobile to handle increased network traffic under its spectrum lease agreement.
• Seplat Energy revealed ongoing discussions with NNPC regarding the potential sale of 10% of the SEPNU Joint Venture.
• UBA reported a pre-tax profit of N388.4 billion for H1 2025.
• Zenith Bank posted a pre-tax profit of N626 billion for the same period.
• Jaiz Bank released its forecast for Q4 2025, targeting N8.6 billion PAT.

Market outlook 

The All-Share Index appears to be staging a correction above the 140,000 threshold, which it had fallen below in early September 2025, as price action returned in some dormant large-cap stocks.

Positive sentiment in the banking sector could provide additional momentum, potentially driving the index to test 145,000 again.