Applied Optoelectronics (AAOI)

P/B ratio as of January 2026 : 5.56

According to Applied Optoelectronics's latest financial reports the company has a price-to-book ratio of 7.36939.
The price-to-book ratio is a way to measure how much the stock market thinks a company is worth compared to how much the company says its assets are worth on paper.

Applied Optoelectronics - P/B ratio (from 2013 to 2025)

P/B ratio by year

Year	P/B ratio	Change
2025-12-31	4.84	-40.56%
2024-12-31	8.14	138.86%
2023-12-31	3.41	1066.79%
2022-12-31	0.2919	-47.08%
2021-12-31	0.5517	-28.26%
2020-12-31	0.7690	-12.01%
2019-12-31	0.8739	-5.91%
2018-12-31	0.9288	-57.77%
2017-12-31	2.20	24.05%
2016-12-31	1.77	1.49%
2015-12-31	1.75	20.81%
2014-12-31	1.45	-51.94%
2013-12-31	3.01
2012-12-31	N/A

P/B ratio for similar companies or competitors

Company	P/B ratio	P/B ratio differencediff.	Country
Cisco CSCO	6.60	18.69%	🇺🇸 USA
EMCORE Corporation EMKR	0.6223	-88.80%	🇺🇸 USA
MaxLinear MXL	3.12	-43.96%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Applied Optoelectronics (AAOI) - P/B ratio