The S&P 500 Index ($SPX ) (SPY ) closed down by -1.09% on Friday, the Dow Jones Industrial Average ($DOWI ) (DIA ) closed down by -0.34%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) closed down -2.50%.  December E-mini S&P futures (ESZ26 ) fell -1.14%, and December E-mini...

Stock Indexes Finish Sharply Lower as Tech Stocks Plunge

Key PointsApplied Optoelectronics stock dropped over 23% this week amid broader fears of slowing artificial intelligence infrastructure spending.

Why Applied Optoelectronics Stock Plummeted This Week

The S&P 500 Index ($SPX ) (SPY ) is down by -0.06% today, the Dow Jones Industrial Average ($DOWI ) (DIA ) is up by +0.44%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) is down -0.96%.  December E-mini S&P futures (ESZ26 ) are down -0.10%, and December E-mini...

Stock Indexes Mostly Lower as Chipmaker Weakness Persists

The S&P 500 Index ($SPX ) (SPY ) is up by +0.03% today, the Dow Jones Industrial Average ($DOWI ) (DIA ) is up by +0.65%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) is down -0.82%.  December E-mini S&P futures (ESZ26 ) are up +0.05%, and December E-mini...

Stocks are Mixed on Rotation Out of Chipmakers and AI Stocks

The S&P 500 Index ($SPX ) (SPY ) is up by +0.13% today, the Dow Jones Industrial Average ($DOWI ) (DIA ) is up by +1.04%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) is down -0.57%.  December E-mini S&P futures (ESZ26 ) are up +0158%, and December E-mini...

Stock Indexes Rebound as Investors Rotate Out of Chip Stocks

The S&P 500 Index ($SPX ) (SPY ) is down by -0.57% today, the Dow Jones Industrial Average ($DOWI ) (DIA ) is up by +0.30%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) is down -1.71%.  December E-mini S&P futures (ESZ26 ) are down -0.58%, and December E-mini...

Stocks Pressured as Chipmaker Selloff Deepens

Lumentum Holdings Inc. manufactures and sells optical and photonic products in the Americas, the Asia-Pacific, Europe, the Middle East, and Africa. It offers component products, including semiconductor laser chips, laser sub-assemblies, line subsystems, and wavelength management systems. The company also offers system products, such as optical modules, optical circuit switches, and industrial lasers, including short-pulse solid-state lasers and kilowatt-class fiber lasers. Its products and solutions are used in cloud, artificial intelligence and machine learning (AI/ML), telecommunications, consumer, and industrial end-market applications. The company was incorporated in 2015 and is headquartered in San Jose, California.

Lumentum Holdings Inc. News