You probably don’t think of trucks, refrigerators, or LED lightbulbs as high-tech devices, but all of them require one component to function: Semiconductors. Across industries from health care and transportation to clean energy and artificial intelligence, technological advances have made semiconductors one of the most important – and under-appreciated, components on the planet. The PHLX Semiconductor Sector Index (SOX) has become one of the best-known and most widely tracked subsector indexes. Launched in 1993, this index consists of the top 30 securities by market capitalization in the semiconductor industry, as defined by ICB’s subsector classification.

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