PhysicsX Ltd announced that it has raised $300 million in a round of funding led by returning investor Temasek Holdings (Private) Limited on June 8, 2026. The transaction also included participation from new investors Intrepid Growth Partners Inc., M&G Investment Management Limited, returning investors NGP Energy Capital Management, LLC, General Catalyst Group Management, LLC, Radius Capital, Atomico (UK) Partners LLP, Siemens Aktiengesellschaft, Applied Materials, Inc., July Fund Management GmbH, and NVIDIA Corporation. The company has issued Convertible Preferred Stock in the transaction.

The round has raised at a post money valuation of $2,400 million.