• Applied Optoelectronics average debt/equity ratio for 2012-09-30 was 0, a 0% decline from 2012-12-31.
• Applied Optoelectronics average debt/equity ratio for 2012-12-31 was 0, a 0% decline from 2013-03-31.
• Applied Optoelectronics average debt/equity ratio for 2013-03-31 was 0, a 0% decline from 2013-06-30.

Debt/equity ratio can be defined as a measure of a company's financial leverage calculated by dividing its long-term debt by stockholders' equity.