A weekend Mizuho research note just flipped the setup for power semiconductor stocks, and three names are moving fast as a key overhang lifts ahead of a critical Q4 ramp confirmation.

onsemi (NASDAQ:ON) executives said the company is increasing factory utilization to meet stronger demand in AI data center markets while maintaining its longer-term focus on automotive and industrial customers. Speaking at a KeyBanc Capital Markets event, President and CEO Hassane El-Khoury said th

Semiconductors are the picks and shovels of modern technology. The way we live and work is also changing with AI, which is creating secular demand for more powerful chips. As a result, the industry has seen solid stock price performance over the last six months as its gain of 46.5% has outpaced the S&P 500’s 13.5% return.

The market still prices ON Semiconductor like a struggling cyclical, but the power infrastructure feeding AI data centers, EV platforms, and grid-scale storage tells a completely different story about where this company is headed.

Over the past six months, onsemi has been a great trade, beating the S&P 500 by 9.6%. Its stock price has climbed to $81.31, representing a healthy 20.7% increase. This was partly due to its solid quarterly results, and the performance may have investors wondering how to approach the situation.

NXP Semiconductors says its auto business is a unique growth story, but on its latest earnings call, analysts kept asking why it looks so different from its peers.

ON Semiconductor (ON) just delivered second quarter 2026 results and fresh third quarter guidance, highlighting rapid growth in its AI data center segment alongside updated revenue and earnings expectations for the months ahead. See our latest analysis for ON Semiconductor. ON Semiconductor’s share price closed at US$81.11 after the results, with a 1 day share price return of 1.67%, while the 30 day share price return is down 15.48%. Even so, momentum over a longer horizon remains strong,...

onsemi’s second quarter performance was driven by surging demand in its AI data center segment and ongoing portfolio reshaping efforts. Management pointed to robust momentum in advanced power systems, particularly for AI workloads, and highlighted content expansion in automotive and energy infrastructure. CEO Hassane El-Khoury explained that, “AI data center remains our fastest-growing market,” noting wins with key hyperscalers and design-ins with leading global customers. The company also cited

Onsemi has spent several years working through weakness in its core automotive and industrial markets, and its latest quarter gave Wall Street a clearer look at where the next leg of growth could come from. The chipmaker reported second-quarter results on Aug. 3 that showed improving revenue, ...

The quarter beat and the outlook went up. The stock still swings, because the fastest-growing part of this foundry is also its smallest.