X-energy

Public companyUSfounded 20091 field

Where it works

Technology	Role	Source
Advanced nuclearDevelops the Xe-100 high-temperature gas reactor and TRISO-X fuel; Nasdaq XE since 2026.	Develops the Xe-100 high-temperature gas reactor and TRISO-X fuel; Nasdaq XE since 2026.	x-energy.com

MilestoneSep 24

The Oak Ridge commercial advanced fuel plant moves to interior buildout.

PolicySep 15

The reactor enters Generic Design Assessment, backed by partner Centrica.

MilestoneJun 2

Application to begin UK regulatory review of the gas-cooled reactor.

MilestoneApr 24

The IPO closed on April 27 with about $1.1 billion in net proceeds.

IPOApr 24, 2026

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