Market capitalization of NGS increased by 24.78% over the past 1 year. The primary factor behind the change was an increase in P/E Change from 20.61 to 22.66.
The secondary factor is the Margin Expansion, contributed 8.20%to the performance.
Overall, the performance of NGS in the past 1 year is driven by P/E Change. Which is more unsustainable.