Stocks making the biggest moves premarket: AMD, Comerica, Micron Technology & more

Chipmaker AMD surged over 23% on news of a potential 10% stake acquisition by OpenAI, while Comerica jumped 12% following its $10.9 billion all-stock acquisition by Fifth Third Bancorp, which saw the acquirer's shares decline 4%. Separately, Boeing ticked up nearly 1% on reports of accelerated 737 Max production, and Micron Technology rose 3.7% after a Morgan Stanley upgrade citing expected double-digit price increases, with Tesla also gaining 2% on new car release speculation.

Analysis

Check out the companies making headlines before the bell: AMD — The chipmaker surged more than 23% following a deal reached by OpenAI and Advanced Micro Devices that could see the ChatGPT parent take a 10% stake in AMD. Comerica , Fifth Third Bancorp — Fifth Third Bancorp announced a $10.9 billion all-stock deal to buy regional bank Comerica, sending shares of the latter bank 12% higher. Fifth Third Bancorp’s stock shed 4%. Boeing — Shares ticked up nearly 1%, shortly after Bloomberg reported that the airplane maker plans to accelerate its production of jets in its 737 Max line. The company could reach a 42-jet output per month for its 737 Maxs as soon as October, the report said. Micron Technology — The memory storage stock popped 3.7% on the back of Morgan Stanley’s upgrade to overweight from equal weight. Morgan Stanley said to expect multiple quarters with price increases in the double digits. Tesla — Shares gained 2% after Tesla posted a teaser video on social media platform “X” that sparked speculation that the electric vehicle maker is ramping up the release of a new car. — CNBC’s Michelle Fox, Alex Harring and Liz Napolitano contributed reporting Pre-market trading activity is being driven by significant company-specific catalysts rather than broad market trends. The standout performer is AMD, which surged over 23% on news that OpenAI is considering a 10% stake, a move that would strongly validate AMD's position in the critical AI chip sector. In the financial sector, a major M&A event is unfolding with Fifth Third Bancorp's $10.9 billion all-stock offer to acquire Comerica, resulting in a classic market reaction: Comerica's shares jumped 12% on the acquisition premium, while the acquirer's stock, Fifth Third, declined 4% on concerns of dilution and integration. Elsewhere, Boeing shares saw a modest 1% gain following reports of a planned acceleration in 737 Max production to 42 jets per month by October, signaling potential operational improvements. The semiconductor space also saw positive news for Micron Technology, which rose 3.7% after a Morgan Stanley upgrade to overweight, predicated on expectations of sustained double-digit price increases for memory products. Finally, Tesla shares gained 2% purely on speculation fueled by a social media teaser video hinting at a new vehicle, demonstrating the stock's high sensitivity to product pipeline news.

Key Decisions for Investors

• Investors should re-evaluate AMD's valuation, as the potential strategic investment from OpenAI significantly enhances its competitive standing in the AI hardware market and could justify a higher long-term growth multiple.
• The Fifth Third and Comerica transaction presents a potential merger arbitrage opportunity, while investors in Fifth Third should closely monitor the integration risk and dilution effects of the all-stock deal.
• The Morgan Stanley upgrade for Micron indicates a potential cyclical upswing in the memory market; investors should watch for confirmation of memory pricing power in upcoming quarters as a key thesis validation point.
• The reported production ramp-up at Boeing is a crucial operational datapoint, and investors should seek official confirmation and track monthly delivery figures to gauge the company's ability to resolve past bottlenecks.