In the current session, Signature Bank Inc. (NASDAQ:SBNY) is trading at $305.69, after a 1.60% gain. Over the past month, the stock increased by 16.82%, and in the past year, by 255.78%. With performance like this, long-term shareholders are optimistic but others are more likely to look into the price-to-earnings ratio to see if the stock might be overvalued.

Assuming that all other factors are held constant, this could present itself as an opportunity for shareholders trying to capitalize on the higher share price. The stock is currently under from its 52 week high by 0.59%.

Depending on the particular phase of a business cycle, some industries will perform better than others.

Compared to the aggregate P/E ratio of 15.2 in the Banks industry, Signature Bank Inc. has a higher P/E ratio of 23.75. Shareholders might be inclined to think that Signature Bank Inc. might perform better than its industry group. It's also possible that the stock is overvalued.

Price to earnings ratio is not always a great indicator of the company's performance. Depending on the earnings makeup of a company, investors can become unable to attain key insights from trailing earnings.