Source Foundry Raises $400M to Take On ASML

Rickler Feed (@rickler_feed), Aug 10, 2026, 09:00 UTC

Source Foundry Raises $400M to Take On ASML Stealth chip startup Source Foundry has raised a fresh $400M at a $5B valuation, led by Leopold Aschenbrenner's Situational Awareness, taking the fund's total bet on the company to $500M. The year-old startup, also backed by Sequoia, is redesigning the tooling and manufacturing steps that sit upstream of chip fabs to suit AI workloads. Its target: ASML, the Dutch giant whose extreme ultraviolet (EUV) lithography machines are essential for printing the world's most advanced AI chips. The timing is striking. Aschenbrenner wired the $400M just days a…

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