The Week’s 10 Biggest Funding Rounds: The Boring Co., Cognition And Motive Lead A Massive Week
anduril — Want to keep track of the largest startup funding deals in 2026 with our curated list of $100 million-plus venture deals to U.S.-based companies? Check out The Crunchbase Megadeals Board.
This is a weekly feature that runs down the week’s Top 10 announced funding rounds in the U.S. Check out last week’s biggest funding deal roundup here. It was a monster week for U.S. startup funding, with four companies each raising $1 billion or more. Elon Musk’s tunnel-drilling company The Boring Co. led with a $3 billion Series D, followed by AI coding startup Cognition at $2 billion. Joining them near the top was fleet management software provider Motive, which landed $1.3 billion, while reusable rocket developer Stoke Space raised another $1 billion. Big checks also flowed to U.S. solar manufacturing, defense tech, legal AI and companies building the chips and networking infrastructure needed for artificial intelligence. 1. The Boring Co., $3B, transportation and infrastructure: Musk’s Bastrop, Texas-based tunneling company raised a $3 billion Series D led by the United Arab Emirates, with participation from investors including Andreessen Horowitz, Sequoia Capital and Valor Equity Partners. The company is developing underground tunnel networks designed to move passengers and vehicles while reducing surface traffic, and already operates its Vegas Loop system beneath Las Vegas. The latest deal values it at $23 billion and brings its total funding to nearly $3.9 billion, per Crunchbase. 2. Cognition, $2B, artificial intelligence: San Francisco-based Cognition raised a $2 billion Series E led by Accel, Andreessen Horowitz, Avenir, Founders Fund and General Catalyst.
