AIB Group PLC Market Cap ($18.42 Billion)

$18.42 Billion USD · €15.75 Billion EUR · Rank #1343

Market Cap & Net Worth: AIB Group PLC (A5G)

AIB Group PLC market cap. AIB Group PLC (IR:A5G) has a market capitalization of $18.42 Billion (€15.75 Billion) as of November 3, 2026. Listed on the IR stock exchange, this Ireland-based company holds position #1343 globally and #2 in its home market, demonstrating a 1.06% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying AIB Group PLC's stock price €10.93 by its total outstanding shares 2136766718 (2.14 Billion). Also see how efficiently does AIB Group PLC generate cash for how efficiently the company converts equity into cash flow.

AIB Group PLC Market Cap History (2015–2026)

AIB Group PLC market cap history from 2015 to 2026. Data shows change from $13.64 Billion to $27.29 Billion (-3.27% CAGR). Check current stock price of AIB Group PLC for real-time trading data and today's change.

Index Memberships

AIB Group PLC is a constituent of 3 market indices:

Index	Total Market Cap	Weight (%)	Rank by Market Cap
ISEQ 20 Price IETP	$98.82 Billion	18.64%	#2 of 19
ISEQ Overall ISEQ	$100.32 Billion	18.36%	#2 of 31
EuroNext 100 N100	$3.62 Trillion	0.51%	#48 of 97

Weight: AIB Group PLC's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

AIB Group PLC Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how AIB Group PLC's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Explore AIB Group PLC equity growth rate to track how rapidly the company is growing its equity base year over year.

Latest Price to Sales (P/S) Ratio

2.71x

AIB Group PLC's market cap is 2.71 times its annual revenue

Industry average: 1.35x Higher than industry average

Latest Price to Earnings (P/E) Ratio

5.66x

AIB Group PLC's market cap is 5.66 times its annual earnings

Industry average: 99.22x Lower than industry average

What These Ratios Tell Investors:

Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
Industry comparison provides context for whether the company is valued higher or lower than peers.

Year	Market Cap (USD)	Revenue (USD)	Net Income (USD)	P/S Ratio	P/E Ratio
2015	$13.64 Billion	$2.62 Billion	$1.38 Billion	5.20x	9.88x
2016	$10.24 Billion	$2.92 Billion	$1.36 Billion	3.51x	7.55x
2017	$11.46 Billion	$3.00 Billion	$1.11 Billion	3.82x	10.29x
2018	$7.86 Billion	$2.90 Billion	$1.09 Billion	2.72x	7.20x
2019	$6.93 Billion	$2.68 Billion	$327.00 Million	2.58x	21.18x
2020	$4.04 Billion	$2.40 Billion	-$769.00 Million	1.68x	N/A
2021	$5.14 Billion	$2.40 Billion	$647.00 Million	2.14x	7.95x
2022	$8.88 Billion	$2.88 Billion	$767.00 Million	3.09x	11.58x
2023	$9.69 Billion	$4.72 Billion	$2.06 Billion	2.05x	4.70x
2024	$13.31 Billion	$4.91 Billion	$2.35 Billion	2.71x	5.66x

Competitor Companies of A5G by Market Capitalization

Companies near AIB Group PLC in the global market cap rankings as of November 3, 2026. Also see AIB Group PLC assets under control for a full breakdown of the balance sheet.

Key companies related to AIB Group PLC by market ranking:

China Merchants Bank Co Ltd (SHG:600036): Ranked #181 globally with a market cap of $130.35 Billion USD ( CN¥890.76 Billion CNY).
Mizuho Financial Group Inc. (NYSE:MFG): Ranked #205 globally with a market cap of $117.07 Billion USD.
UNICREDIT S.P.A. ADR (F:CRIP): Ranked #215 globally with a market cap of $112.81 Billion USD ( €96.49 Billion EUR).
BNP Paribas SA (PA:BNP): Ranked #218 globally with a market cap of $111.53 Billion USD ( €95.40 Billion EUR).

Market capitalization comparison (in billions USD)

Rank	Company	Symbol	Market Cap	Price
#181	China Merchants Bank Co Ltd	SHG:600036	$130.35 Billion	CN¥43.18
#205	Mizuho Financial Group Inc.	NYSE:MFG	$117.07 Billion	$9.61
#215	UNICREDIT S.P.A. ADR	F:CRIP	$112.81 Billion	€32.20
#218	BNP Paribas SA	PA:BNP	$111.53 Billion	€87.04

Market Capitalization of AIB Group PLC (2015–2026)

Market capitalization of AIB Group PLC from 2015 to today. Between 2015 and today, AIB Group PLC's market cap moved from $13.64 Billion to $ 27.29 Billion, with a yearly change of -3.27%.

Year	Market Cap	Change (%)
2026	€27.29 Billion	+18.75%
2025	€22.98 Billion	+72.61%
2024	€13.31 Billion	+37.37%
2023	€9.69 Billion	+9.12%
2022	€8.88 Billion	+72.73%
2021	€5.14 Billion	+27.30%
2020	€4.04 Billion	-41.68%
2019	€6.93 Billion	-11.92%
2018	€7.86 Billion	-31.38%
2017	€11.46 Billion	+11.95%
2016	€10.24 Billion	-24.93%
2015	€13.64 Billion	--

End of Day Market Cap According to Different Sources

On Nov 3rd, 2026 the market cap of AIB Group PLC was reported to be:

Source	Market Cap
Yahoo Finance	$18.42 Billion USD
MoneyControl	$18.42 Billion USD
MarketWatch	$18.42 Billion USD
marketcap.company	$18.42 Billion USD
Reuters	$18.42 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About AIB Group PLC

IR:A5G Ireland Banks - Regional

Market Cap

$27.29 Billion

€23.34 Billion EUR

Market Cap Rank

#1343 Global

#2 in Ireland

Share Price

€10.93

Change (1 day)

+0.23%

52-Week Range

€8.14 - €11.71

All Time High

€15.78