Market capitalization of WFC increased by 28.43% over the past 1 year. The primary factor behind the change was an increase in P/E Change from 12.37 to 14.86.
The secondary factor is the Margin Expansion, contributed 4.19%to the performance.
Overall, the performance of WFC in the past 1 year is driven by P/E Change. Which is more unsustainable.