Investor Presentaiton

Q1 Trading and Covid-19 update COVID-19 response Financially and operationally resilient; backing our customers, staff and the Irish economy through the COVID-19 crisis Introduction of a wide range of customer initiatives; close to 50,000 payment breaks implemented Over 7,000 of our c. 9,500 staff are working remotely Our branch network remains open to serve the community AIB Pledged €2.4m to Trinity College Dublin to accelerate the immunology project and provided additional commitment to our Community Investment Programme, AIB Together Financial Highlights " Solid income performance: Q1 net interest income 5% lower than prior year; Q1 net interest margin (NIM) of 2.19% (Q4 exit NIM: 2.25%) Ongoing focus on cost discipline: Modest growth in costs, as expected, due to depreciation Increase in credit provisioning: Q1 ECL charge of €210m (136bps annualised cost of risk), primarily reflecting changes in macroeconomic assumptions due to COVID-19 impact with further impact of the crisis expected to be felt in Q2 Mixed new lending performance: Strong new lending in Retail Banking with 11% growth in mortgages and increased market share of 32.9% (¹), overall new lending was 12% lower than Q1 2019 principally due to lower international lending Strong capital and liquidity positions: Fully loaded pro-forma CET1 16.2% (2), >500bps buffer to Maximum Distributable Amount (MDA) and well in excess of our target CET1 level of >14% (1) Source: Mortgage drawdowns ytd BPFI March 2020 (2) Pro-forma FL CET1 16.2% and pro-forma Transitional CET1 18.6% both include 90bps indicative TRIM impact for AIB mortgage model and 40bps for cancelled 2019 dividend €217m 16

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