The Philadelphia Semiconductor Index (SOX) has gained approximately 79% year-to-date. This performance marks the best first 100 trading days of a year on record. The index is currently on pace for its largest annual gain since the dot-com boom.

The artificial intelligence boom is driving massive data center spending by major tech companies. This trend has increased demand for server CPUs and memory chips.

Intel leads the index with a 230% gain. Advanced Micro Devices has risen over 130%. Micron has also served as a key contributor to the rally.