Market capitalization of PSNL increased by 81.31% over the past 1 year. The primary factor behind the change was an decrease in P/E Change from -5.28 to -11.97.
The secondary factor is the Margin Expansion, contributed -1.75%to the performance.
Overall, the performance of PSNL in the past 1 year is driven by P/E Change. Which is more unsustainable.