Time Raised Series Valuation Startups Product 04 Nov $400 million A more than $2 billion Physical Intelligence Foundational software for robots 28 Oct $175 million nearly $4.5 billion Sierra AI chatbots for enterprise customers 23 Oct $106 million C $1.1 billion Nimble Robotics Autonomous warehouse robotics 16 Oct $400 million D $4.4 billion Lightmatter Photonic…