totalmarketcap

Largest companies in Australia

The 29 companies domiciled in Australia that trade on a US exchange, ranked by market capitalisation. Domicile comes from each company's own SEC filing, so a company headquartered here but listed only on its home market does not appear.

Combined market cap

$464.691 B

0.5% of all US-listed value

Companies

29

Ranked #12 of 55 countries

Largest

BHP Group

BHP ยท market cap

Average

$16.024 B

Mean market cap per company

#NameMarket capCloseSessionCountry
1BHP GroupBHP$229.7B$90.41+2.86% Australia
2Rio TintoRIO$127.0B$101.10+1.46% Australia
3Woodside Energy GroupWDS$42.6B$22.42-1.23% Australia
4AtlassianTEAM$37.8B$149.07+35.31% Australia
5IrenIREN$14.7B$41.23+8.70% Australia
6Telix PharmaceuticalsTLX$3.90B$11.52+8.27% Australia
7Nova MineralsNVA$2.58B$5.72+4.95% Australia
8MesoblastMESO$2.06B$15.94+2.05% Australia
9BraiinBRAI$1.17B$5.67+0.35% Australia
10Elevra LithiumELVR$1.02B$60.34+8.12% Australia
11Tamboran ResourcesTBN$951.8M$33.61+1.17% Australia
12Clinuvel PharmaceuticalsCUVL$334.2M$6.68-0.73% Australia
13ioneerIONR$265.4M$3.50+0.29% Australia
14Kazia TherapeuticsKZIA$158.7M$13.89+12.61% Australia
15NovonixNVX$85.5M$0.41+0.94% Australia
16Alterity TherapeuticsATHE$80.7M$4.45-2.41% Australia
17ImmutepIMMP$56.8M$0.39+2.85% Australia
18Radiopharm TheranosticsRADX$40.3M$2.80+0.36% Australia
19Incannex HealthcareIXHL$37.7M$3.16+1.45% Australia
20Big Digital EnergyBGDE$32.0M$5.80+2.65% Australia
21Australian OilseedsCOOT$11.3M$0.41+2.94% Australia
22ImmuronIMRN$8.32M$1.03-6.27% Australia
23GelteqGELS$5.98M$0.56-2.81% Australia
24LocafyLCFY$4.35M$2.38+5.78% Australia
25Propanc BiopharmaPPCB$4.20M$1.20-11.77% Australia
26GlobavendGVH$2.38M$0.99+0.70% Australia
27Innovation Beverage GroupIBG$1.83M$1.01-6.48% Australia
28Integrated Media TechnologyIMTE$1.66M$0.48-2.69% Australia
29GMEX RoboticsGMEX$1.12M$1.24-2.36% Australia

All 29 companies. One row per company โ€” secondary share classes are folded into their primary listing. Updated 9 Aug 2026.

Other countries

Figures come from SEC filings and daily market prices. Companies listed only outside the US are not covered โ€” see methodology.