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Quantum startup Oratomic raises $475M Series B at $5.4B valuation

Quantum startup Oratomic raised a $475 million Series B funding round at a $5.4 billion valuation, according to a Wall Street Journal report cited by Techmeme. The new valuation is up from $1.5 billion, which the company held after raising a $300 million Series A in July, and the round brings its total funding to $775 million. SiliconANGLE reported that the raise is for developing neutral-atom quantum computing.

Quantum startup Oratomic raised a $475 million Series B funding round at a $5.4 billion valuation, according to a Wall Street Journal report cited by Techmeme. The new valuation is up from $1.5 billion, which the company held after raising a $300 million Series A in July, and the round brings its total funding to $775 million. SiliconANGLE reported that the raise is for developing neutral-atom quantum computing.

Key facts

  • Quantum startup Oratomic raised a $475 million Series B funding round at a $5.4 billion valuation, per a Wall Street Journal report cited by Techmeme.
  • The $5.4 billion valuation is up from $1.5 billion, which Oratomic held after raising a $300 million Series A in July.
  • The Series B brings Oratomic's total funding to $775 million.
  • SiliconANGLE reported that Oratomic's $475 million raise is for developing neutral-atom quantum computing.
  • Oratomic's $475 million raise is for developing neutral-atom quantum computing, per SiliconANGLE.
  • SiliconANGLE (@SiliconANGLE) reported Oratomic's $475 million raise in a tweet posted October 8, 2026.

Sources · 2 sources

  1. SI

    SiliconANGLE@SiliconANGLEPost on X ·

    Oratomic raises $475M for neutral-atom quantum computing, Universal Quantum nets $100M+ https://t.co/ez6bRzd2c4

    Open source
  2. TE

    Techmeme@TechmemePost on X ·

    Quantum startup Oratomic raised a $475M Series B at a $5.4B valuation, up from $1.5B after raising a $300M Series A in July, taking its total funding to $775M (@isabellebiscuit / Wall Street Journal) (Visit Techmeme dot com for the link and full context!)

    Open source