The Biggest Threat to Your Company Is Probably Within

BCG (2026)

Most companies don’t die from external shocks — they rot from the inside.

Four silent killers:

•⁠ ⁠Ignorance — failing to evolve strategy

•⁠ ⁠Inertia — inability to turn vision into execution

•⁠ ⁠Individualism — silos and lack of real cooperation

•⁠ ⁠Infighting— destructive conflicts at the top

Fortune 100 turnover is now 60% higher than 50 years ago. S&P 500 company tenure has halved since the late 1970s. In the overwhelming majority of cases, internal weaknesses — not markets or competitors — are to blame.

The fix isn’t a one-time fix. It’s a permanent leadership mindset: keep strategy alive, enforce execution, build collective winning, and manage conflict productively.

→ Full article: https://www.bcg.com/publications/2026/the-biggest-threat-to-your-company-is-probably-within