Largest Irish companies by market cap

Companies: 45 total market cap: NZ$1.845 T

Rank	Name	Market Cap	Price	Today	Country
1	Accenture ACN	NZ$380.21 B	$608.48	0.88%	🇮🇪 Ireland
2	Eaton ETN	NZ$242.75 B	$614.26	0.89%	🇮🇪 Ireland
3	Medtronic MDT	NZ$183.83 B	$143.33	1.05%	🇮🇪 Ireland
4	Trane Technologies TT	NZ$157.66 B	$700.66	0.45%	🇮🇪 Ireland
5	Cement Roadstone Holding CRH	NZ$115.87 B	$170.75	0.41%	🇮🇪 Ireland
6	Johnson Controls JCI	NZ$93.63 B	$141.41	0.66%	🇮🇪 Ireland
7	Flutter Entertainment FLUT	NZ$79.92 B	$448.81	0.01%	🇮🇪 Ireland
8	Experian EXPGF	NZ$72.79 B	$79.55	0.00%	🇮🇪 Ireland
9	Ingersoll Rand IR	NZ$70.81 B	$175.71	0.71%	🇮🇪 Ireland
10	Smurfit Westrock SW	NZ$49.37 B	$94.92	4.78%	🇮🇪 Ireland
11	Ryanair RYAAY	NZ$40.68 B	$74.88	2.40%	🇮🇪 Ireland
12	Steris STE	NZ$35.70 B	$361.70	0.12%	🇮🇪 Ireland
13	Seagate Technology STX	NZ$35.33 B	$167.04	0.22%	🇮🇪 Ireland
14	AerCap AER	NZ$30.79 B	$162.32	0.50%	🇮🇪 Ireland
15	ICON plc ICLR	NZ$28.65 B	$347.07	4.13%	🇮🇪 Ireland
16	James Hardie Industries JHX	NZ$26.23 B	$60.29	1.59%	🇮🇪 Ireland
17	Kerry Group KRZ.IR	NZ$25.91 B	$152.68	1.67%	🇮🇪 Ireland

18	Kingspan Group KRX.IR	NZ$23.23 B	$127.75	1.52%	🇮🇪 Ireland
19	AIB Group (Allied Irish Banks) A5G.IR	NZ$22.21 B	$9.54	1.66%	🇮🇪 Ireland
20	Aptiv APTV	NZ$21.06 B	$89.62	0.92%	🇮🇪 Ireland
21	Allegion ALLE	NZ$20.65 B	$237.60	0.95%	🇮🇪 Ireland
22	Bank of Ireland Group BIRG.IR	NZ$15.45 B	$15.41	3.18%	🇮🇪 Ireland
23	Jazz Pharmaceuticals JAZZ	NZ$12.28 B	$203.20	2.07%	🇮🇪 Ireland
24	DCC plc DCC.L	NZ$11.91 B	$119.37	1.33%	🇮🇪 Ireland
25	Alkermes ALKS	NZ$7.69 B	$47.56	1.56%	🇮🇪 Ireland
26	Glanbia plc GL9.IR	NZ$6.65 B	$25.87	0.76%	🇮🇪 Ireland
27	Perrigo PRGO	NZ$6.31 B	$46.27	0.33%	🇮🇪 Ireland
28	Keywords Studios KWS.L	NZ$4.42 B	$52.66	0.08%	🇮🇪 Ireland
29	Grafton Group GFTU.L	NZ$4.02 B	$20.31	1.07%	🇮🇪 Ireland
30	Cimpress CMPR	NZ$3.35 B	$133.57	1.75%	🇮🇪 Ireland
31	Adient ADNT	NZ$2.75 B	$32.48	0.58%	🇮🇪 Ireland
32	Dole PLC DOLE	NZ$2.43 B	$25.68	2.45%	🇮🇪 Ireland
33	Cosmo Pharmaceuticals C43.F	NZ$1.88 B	$117.44	1.50%	🇮🇪 Ireland
34	Avadel Pharmaceuticals AVDL	NZ$1.76 B	$18.32	0.28%	🇮🇪 Ireland
35	Dalata Hotel Group DHG.IR	NZ$1.72 B	$7.90	0.34%	🇮🇪 Ireland
36	Prothena PRTA	NZ$1.32 B	$24.54	2.49%	🇮🇪 Ireland
37	ADS-TEC Energy ADSE	NZ$1.20 B	$23.35	1.86%	🇮🇪 Ireland
38	GH Research GHRS	NZ$0.97 B	$18.66	13.94%	🇮🇪 Ireland
39	kneat.com FOBK.F	NZ$0.60 B	$6.42	5.92%	🇮🇪 Ireland
40	Navitas Semiconductor NVTS	NZ$0.58 B	$3.12	1.61%	🇮🇪 Ireland
41	Amarin Corporation AMRN	NZ$0.34 B	$0.84	0.75%	🇮🇪 Ireland
42	Mural Oncology MURA	NZ$97.97 M	$5.74	0.00%	🇮🇪 Ireland
43	Iterum Therapeutics ITRM	NZ$76.43 M	$2.78	7.24%	🇮🇪 Ireland
44	Trinity Biotech TRIB	NZ$20.96 M	$2.22	0.78%	🇮🇪 Ireland
45	Brera Holdings BREA	NZ$12.71 M	$0.95	11.10%	🇮🇪 Ireland

This is the list of the largest companies in Ireland by market capitalization. Only the top companies with headquarters in Ireland are shown in this list and companies that are not publicly traded are excluded. The ranking and the market cap data shown on this page are updated daily.

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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