Market capitalization of ATI increased by 62.29% over the past 1 year. The primary factor behind the change was an increase in P/E Change from 23.71 to 31.48.
The secondary factor is the Margin Expansion, contributed 22.45%to the performance.
Overall, the performance of ATI in the past 1 year is driven by P/E Change. Which is more unsustainable.