TransDigm Group has seen significant insider selling, with 16,944 shares sold worth over $23 million in the last 90 days, while insiders own 4.96% of the stock. Analysts have mixed ratings, with a consensus of "Moderate Buy" and an average price target of $1,461.82. The company recently increased its special dividend to $75 per share, up from $32.50, and institutional investors hold 95.78% of the stock.