On July 21, Applied Optoelectronics rose 5.67% in regular trading, trading at $108.15/share, with turnover of $127 million. The stock rallied as the broader optical communication sector staged a collective rebound following consecutive days of heavy selling pressure.

The optical communication sector experienced a deep correction from July 13 to July 17, during which Applied Optoelectronics retreated more than 30% from its highs. Short-term oversold conditions have now been largely released, triggering a technical recovery. Sector peers moved in tandem, with Lumentum up 5.8%, Ciena up 5.4%, Nokia up 5.21%, and Arista Networks up 3.26%. Market strategists noted that the prior selloff was driven more by supply-demand dynamics and leveraged fund liquidation rather than fundamental deterioration, with increased margin buying by retail investors in recent weeks exacerbating volatility.

Applied Optoelectronics is a leading fiber-optic networking products supplier, serving cable television, fiber-to-the-home, and data center markets. The company is scheduled to report next quarter earnings on August 6, with consensus EPS estimate of -$0.02.

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