StockWatch
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Semiconductors
MergerJun 30, 2026, 08:37 AM

SEALSQ & WISeKey's Quantisimo to Merge with GigCapital8 for $575M

AI Summary

SEALSQ Corp. and its parent company WISeKey International Holding Ltd. announced the establishment of Quantisimo Corp., a special purpose vehicle. Quantisimo has entered into a non-binding Letter of Intent with GigCapital8 Corp. for a business combination, aiming to create a Nasdaq-listed strategic quantum technology platform. The proposed transaction values the combined company at an initial pre-money enterprise value of approximately $575 million, with plans to grow to $2 billion through additional acquisitions. The transaction is anticipated to close in the first quarter of 2027.

Key Highlights

  • SEALSQ Corp. and WISeKey International Holding Ltd. established Quantisimo Corp. as a special purpose vehicle.
  • Quantisimo Corp. entered a non-binding Letter of Intent with GigCapital8 Corp. for a business combination.
  • The proposed transaction aims to create a Nasdaq-listed strategic quantum technology platform.
  • The combined company is expected to have an initial pre-money enterprise value of approximately $575 million.
  • The parties intend to increase the valuation to $2 billion through consolidated acquisitions of up to five additional quantum companies.
  • The transaction is currently expected to close during the first quarter of 2027.
  • Quantisimo will leverage WISeKey's expertise in digital trust and SEALSQ's leadership in semiconductor and quantum-resilient technologies.
  • SEALSQ is expected to contribute selected assets and strategic interests from its SealQuantum.com portfolio to Quantisimo.