Nuclear startup X-energy raises $1B in data center-driven IPO

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In Brief

Posted:

8:06 AM PDT · April 24, 2026

Cooling operation    astatine  atomic  powerfulness  works  emits steam.Image Credits:Micha Pawlitzki (opens successful a caller window) / Getty Images
  • Tim De Chant

Nuclear startup X-energy raised $1 cardinal successful its archetypal nationalist offering yesterday, selling 44.3 cardinal shares for $23 each, a hefty premium supra the $16 to $19 per stock it was seeking. Initially, the institution had hoped to rise around $800 million.

The banal is expected to statesman trading connected Friday connected the Nasdaq Exchange nether the ticker XE.

X-energy is gathering tiny modular reactors susceptible of generating energy oregon delivering vigor to concern processes. The institution has a woody with Dow to supply vigor and powerfulness to a chemic works successful Texas and different with Amazon to merchantability arsenic overmuch arsenic 5 gigawatts of atomic power by 2039. Amazon’s Climate Pledge Fund led X-energy’s Series C-1 round.

Nuclear startups similar X-energy person been buoyed by surging request for energy from information centers and different parts of the system that person been electrifying.

The institution says its reactors volition make 80 megawatts of electricity. Each Xe-100 reactor is cooled by helium gas, which flows implicit billiard ball-sized “pebbles” that are packed with BB-sized TRISO substance pellets. TRISO fuel, which contains a kernel of uranium wrapped successful c and silicon, was developed years agone to beryllium safer than existing substance designs, though it hasn’t been wide used. X-energy says its substance tin withstand higher temperatures, helping to support the substance contained and trim the imaginable of a meltdown.

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