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Fusion power startup Helion valued at $15.5B in $465M funding round

  • Maria Deutscher--SiliconANGLE News
  • published date: 2026-06-05 20:17:15 UTC

Fusion power startup Helion Energy Inc. has closed a $465 million funding round led by Thrive Capital. The Series G deal also included contributions from SoftBank Vision Fund 2, Lightspeed and more than a half dozen others. Helion stated in its Thursday fundi…

Fusion power startup Helion Energy Inc. has closed a $465 million funding round led by Thrive Capital. The Series G deal also included contributions from SoftBank Vision Fund 2, Lightspeed and more … [+4773 chars]