Activist investor managing a portfolio with 80-year average holding period; known for long-term compounding and governance activism including blocking value-destroying M&A at Safran and engaging at Cellnex.
Safran is a great business in the aircraft engine duopoly (via CFM joint venture with GE Aerospace) with irreplaceable technology, installed base economics, and long-term holding period demonstrating conviction.
Microsoft's Office bundle creates immense switching costs and allows it to neutralize competitors (e.g., Teams vs Zoom) by distributing new products free to its installed base, turning incumbency into a durable advantage.
Aena owns irreplaceable physical assets — airports in Spain that are natural monopolies where a second airport cannot be built, providing sustainable barriers to entry and pricing power.