Materion's TSR for the year was broadly in line with the market average, at 59%. That gain looks pretty satisfying, and it is even better than the five-year TSR of 19% per year. It is possible that management foresight will bring growth well into the future, even if the share price slows down. It's always interesting to track share price performance over the longer term. But to understand Materion better, we need to consider many other factors. Consider risks, for instance. Every company has them, and we've spotted 3 warning signs for Materion you should know about.