UBS has upgraded TransDigm's stock rating from Neutral to Buy, raising the price target to $1,595, citing expectations of aftermarket growth stabilizing at 10-11% and significant margin expansion. The company reported first-quarter earnings exceeding expectations, with adjusted EPS at $7.83, while revenue slightly missed estimates at $2.01 billion. TransDigm reaffirmed its fiscal 2025 revenue guidance and adjusted its EPS outlook, indicating strong financial flexibility and growth potential.