AAOI - Applied Optoelectronics Inc Stock Price, Fair Value and News

AAOI is the stock ticker symbol of Applied Optoelectronics Inc. Every public company that trades on a stock exchange gets a ticker symbol.

As of Wed Jan 28 2026, market cap of Applied Optoelectronics Inc is 3.09 Billion. The market capitalization is calculated by multiplying the stock price with the number of shares outstanding.

You can check AAOI's fair value in chart for subscribers.

The fair value guage provides a quick view whether AAOI is over valued or under valued. Whether Applied Optoelectronics Inc is cheap or expensive depends on the assumptions which impact Applied Optoelectronics Inc's fair value. We provide several scenarios of inflation and growth to encompass these range of assumptions for AAOI.

As of Wed Jan 28 2026, AAOI's PE ratio (Price to Earnings) is -19.81 and Price to Sales (PS) ratio is 7.32. The price to earnings and price to sales ratio are two most important valuation metrics for any company. PE ratio tell us the number of years of earnings investors are ready to pay for owning the company. Historically, S&P500 price to earnings ratio has fallen below 12 during periods of gloom and gone past 30 during periods of euphoria. AAOI PE ratio will change depending on the future growth rate expectations of investors.

In the past 10 years, Applied Optoelectronics Inc has provided 0.107 (multiply by 100 for percentage) rate of return.