Amkor Technology Inc. stock climbed nearly 6% in Wednesday's premarket session after the company announced a long-term partnership with Taiwan Semiconductor Manufacturing Co. Ltd. to expand advanced semiconductor packaging capacity in the United States. The 10-year agreement aims to establish a more efficient operating model and strengthen support for customers in high-performance computing, artificial intelligence, and advanced electronics. Broader market sentiment also supported the move, with Nasdaq futures gaining 0.65% ahead of the opening bell.

Strategic Collaboration

Under the agreement, Taiwan Semiconductor will procure advanced packaging and testing services from Amkor. This collaboration is expected to increase advanced semiconductor packaging capacity in the region, enabling faster time to market for end customers. The partnership supports Taiwan Semiconductor's chip fabrication facilities and Amkor's advanced packaging and test campus, both under development in Arizona. By working together, the companies intend to build a more integrated and resilient semiconductor supply chain.

Executive Commentary

Kevin Zhang, senior vice president and deputy Co-COO of TSMC, highlighted the long history of collaboration between the two companies. He expressed confidence that the partnership in the United States would be successful in enhancing capabilities to jointly serve customers. Kevin Engel, chief executive officer of Amkor Technology, described the agreement as an important next step in accelerating advanced semiconductor manufacturing in the U.S. He noted that the collaboration would provide customers with a full U.S. supply chain, spanning from advanced silicon manufacturing to tested packaged devices.

Technical Analysis

Amkor remains in a strong long-term uptrend, having gained 325.94% over the past year. At $91.47, the shares sit 25.6% above the 20-day simple moving average of $72.63 and 93.4% above the 200-day simple moving average of $47.16. The stock is trading close to its 52-week high of $96.68, reached in June. Momentum indicators remain favorable, with the MACD above its signal line and a positive histogram indicating buyers hold the upper hand.

Earnings and Analyst Outlook

Amkor is expected to report second-quarter earnings on or around July 27, 2026. Wall Street expects earnings of 47 cents per share, up from 22 cents a year earlier, with revenue projected to reach $1.80 billion compared to $1.51 billion in the prior-year quarter. The stock trades at about 49.7 times earnings. Analysts maintain a consensus Hold rating with an average price forecast of $69. Recent actions include B. Riley Securities raising its target to $70, Goldman Sachs to $65, and Morgan Stanley to $69.

Amkor Technology has outperformed the market over the past 15 years by 6.36% on an annualized basis, generating significant value for long-term investors. The semiconductor packaging and test services provider delivered an average annual return of 18.79% during this period. Currently, Amkor Technology maintains a market capitalization of $18.79 billion.

The company's stock performance highlights the impact of compounded returns over time. Based on a price of $75.79 at the time of writing, a $1000 investment in Amkor Technology made 15 years ago would have grown substantially.

Investment Growth Analysis

The following table illustrates the growth of a hypothetical investment in Amkor Technology over the last 15 years:

The data underscores the potential for wealth creation through long-term equity investments in companies that consistently outperform the broader market.