Amkor Technology (AMKR) is up about 7% in Sunday, April 26, 2026 trading, with the rally largely reflecting pre-earnings positioning ahead of the company’s Q1 2026 report due Monday, April 27, 2026 after the close. Traders are leaning into the view that demand for advanced packaging—an increasingly critical bottleneck for AI accelerators—could translate into better-than-feared guidance commentary or an improving second-half order ramp.

With earnings one session away, the market is treating AMKR as a direct way to express the “AI compute drives packaging” theme. Sentiment has also been supported by incremental bullishness from the sell side: B. Riley recently lifted its price target on Amkor to $65 from $55 while keeping a Neutral rating, citing stronger 2026 wafer-fab equipment spending expectations driven by AI compute and broader capacity adds across foundry and memory.

Advanced packaging has become more central as AI chips move to multi-die and chiplet-heavy architectures, increasing demand for complex assembly and test. Recent industry reporting has highlighted that advanced packaging capacity is expanding globally and that major ecosystem players are seeking additional packaging options; in that context, Amkor is frequently referenced as a key outsourced partner in the broader packaging buildout.

The next clear near-term driver is Monday’s earnings release and outlook. Investors will be watching for commentary on utilization, customer ramps tied to AI and high-performance compute, and whether the company signals a better mix (and margin) trajectory from higher-value advanced packaging versus more commoditized assembly work.