Largest companies in Luxembourg by market cap

48 companies from Luxembourg ranked by market cap, together worth $222.85B. The largest is ArcelorMittal S.A. at $48.48B.

Rank	Name	Market cap	Price	Today	World rank
#1	ArcelorMittal S.A. #1 MT	$48.48B	$64.22	+5.31%	#499
#2	Tenaris S.A. #2 TS	$31.91B	$59.48	+1.07%	#761
#3	Eurofins Scientific SE #3 ERF	$17.00B	$97.91	-0.92%	#1317
#4	Allegro.eu S.A. #4 ALE	$15.68B	$15.40	+1.55%	#1398
#5	Millicom International Cellular S.A. #5 TIGO	$14.54B	$86.76	+4.23%	#1489
#6	Ternium S.A. #6 TX	$10.06B	$51.24	+4.23%	#2010
#7	Subsea 7 S.A. #7 SUBC	$10.01B	$33.80	+4.92%	#2015
#8	InPost S.A. #8 INPST	$8.63B	$17.27	+0.65%	#2234
#9	Zabka Group S.A. #9 ZAB	$8.10B	$8.12	+0.78%	#2343
#10	CPI Property Group #10 O5G	$6.86B	$0.8192582	+0.67%	#2653
#11	RTL Group S.A. #11 RRTL	$5.56B	$36.87	+0.37%	#3099
#12	Reinet Investments S.C.A. #12 REINA	$4.96B	$27.30	+1.89%	#3336
#13	Corporacion America Airports S.A. #13 CAAP	$4.09B	$25.05	+2.08%	#3823
#14	Brederode S.A. #14 BREB	$3.30B	$112.45	+0.07%	#4390
#15	Ardagh Metal Packaging S.A. #15 AMBP	$2.86B	$4.79	+1.48%	#4786
#16	Aperam S.A. #16 APAM	$2.73B	$37.71	+2.50%	#4937
#17	Samsonite Group S.A. #17 SMSEY	$2.53B	$9.10	+11.35%	#5147
#18	Samsonite International S.A. #18 1910	$2.52B	$1.85	+1.61%	#5162
#19	Aroundtown S.A. #19 AT1	$2.17B	$1.92	+3.39%	#5652
#20	Globant S.A. #20 GLOB	$2.05B	$47.41	0.00%	#5822
#21	Tonies SE #21 TNIE	$1.87B	$15.15	+3.75%	#6127
#22	Ses S.a. #22 SESG	$1.80B	$5.30	+5.68%	#6298
#23	Befesa S.A. #23 BFSA	$1.71B	$42.76	+3.25%	#6499
#24	Alvotech #24 ALVO	$1.67B	$4.69	-3.50%	#6574
#25	Nexa Resources S.A. #25 NEXA	$1.59B	$12.04	+5.61%	#6770
#26	Siem Industries S.A. #26 SEMUF	$1.57B	$105.00	+5.00%	#6816
#27	Grand City Properties S.A. #27 GYC	$1.46B	$8.76	+3.73%	#7101
#28	Adecoagro S.A. #28 AGRO	$1.32B	$9.12	+1.33%	#7526
#29	D'Amico International Shipping S.A. #29 DIS	$1.11B	$9.34	+3.73%	#8214
#30	Cpi Fim S.a. #30 OPG	$1.09B	$0.8289466	+0.87%	#8307
#31	Logwin AG #31 TGHN	$943.53M	$327.70	+0.67%	#8934
#32	Atento S.A. #32 ATTO	$728.59M	$15.96	+4.52%	#10208
#33	Codere Online Luxembourg, S.A. #33 CDRO	$397.41M	$8.74	+3.07%	#13324
#34	Sword Group S.E. #34 0MN5	$365.22M	$38.61	+2.46%	#13782
#35	Auna S.A. #35 AUNA	$348.60M	$4.71	+0.64%	#14040
#36	IMC S.A. #36 IMC	$194.82M	$5.49	+3.53%	#16761
#37	HomeToGo SE #37 HTG	$177.15M	$1.01	+2.96%	#17200
#38	Global Fashion Group S.A. #38 GFG	$113.06M	$0.49716628	+4.20%	#19161
#39	Novem Group S.A. #39 NVM	$99.48M	$2.31	+5.27%	#19704
#40	Altisource Portfolio Solutions S.A. #40 ASPS	$65.22M	$5.71	-2.48%	#21599
#41	H2APEX Group SCA #41 H2A	$46.15M	$0.92026263	+2.41%	#23079
#42	DNXCorp SE #42 ALDNX	$40.65M	$20.54	+0.67%	#23602
#43	CORESTATE Capital Holding S.A. #43 CCAP	$29.84M	$0.17956344	+1.62%	#24885
#44	Coal Energy S.A. #44 CLE	$21.41M	$0.44261655	-3.58%	#26232
#45	Adler Group S.A. #45 ADJ	$15.31M	$0.10100444	-1.94%	#27384
#46	Learnd SE Class A #46 LRND	$14.69M	$1.16	-9.04%	#27532
#47	KSG Agro S.A. #47 KSG	$9.79M	$0.68823036	+2.79%	#28811
#48	Marley Spoon Group SE #48 MS1	$327.29K	$0.02244543	-33.39%	#33680

Stock data: Financial Modeling Prep·Updated Nov 10, 2026·Not investment advice·How we calculate this

Questions about companies in Luxembourg

What is the largest company in Luxembourg?

The largest company in Luxembourg by market cap is ArcelorMittal S.A. (MT), worth $48.48B.

Which are the three largest companies in Luxembourg?

By market cap, the three largest companies in Luxembourg are ArcelorMittal S.A. (MT, $48.48B), Tenaris S.A. (TS, $31.91B) and Eurofins Scientific SE (ERF, $17.00B).

How many companies from Luxembourg does MarketCapOf rank?

MarketCapOf ranks 48 companies from Luxembourg by market cap, 100 per page.

What is the total market cap of the companies in Luxembourg?

Together, the 48 companies from Luxembourg on MarketCapOf are worth $222.85B. That puts Luxembourg at #36 of the 64 countries ranked by the combined value of their companies.