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PodcastHow I Invest with David WeisburdOctober 7, 2026

E439: Ethan Thornton: The 22-Year-Old Building a $3.7 Billion Defense Company

Mach Industries' valuation hit $3.7 billion as Pentagon procurement shifts from cost-plus to fixed-price contracts favoring asymmetric technology.

  • Explosive valuation growth: Mach Industries rose from $470 million to $3.7 billion in valuation within a single year, per CEO Ethan Thornton.
  • Asymmetric warfare thesis: Thornton argues the US can't outmanufacture China, so Mach bets on asymmetric tech (stratosphere, hypersonics, deep-strike munitions) to let allies 'punch above their weight class.'

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