Quantisimo Corp., the Pure-Play Sovereign Quantum Vertical Platform “Root to Qubit” Formed by WISeQey and SEALSQ, Signs Definitive Business Combination Agreement with GigCapital8 Corp. to Become a Nasdaq-Listed Public Company
Quantisimo Corp., formed by WISeQey and SEALSQ, has signed a definitive agreement with GigCapital8 Corp. to become a Nasdaq-listed public company. The transaction values Quantisimo at approximately $666.1 million, with WISeQey and SEALSQ receiving 66,610,000 shares. The deal is expected to close in Q1 2027, subject to shareholder approval and other conditions. The new company, Quantisimo Holding Corp., will trade under the symbol QSMO.

