TradingKey

TradingKey - During the Asian trading session on May 27, Japanese and South Korean stock markets rose significantly in early trading, driven by the overnight surge in the U.S. semiconductor sector. South Korea's KOSPI Index reached an intraday record high, while the KOSPI 200 futures index rose more than 5%, triggering a circuit breaker mechanism that suspended program trading for five minutes.

TradingKey - On Tuesday ET, the US chip sector surged collectively. Micron (MU) closed up 19.29%, reaching a new all-time high and driving its market capitalization above $1 trillion for the first time.

TradingKey - The S&P 500 rose 0.61% to 7519.12 to notch fresh intraday and closing records, and the Nasdaq Composite climbed 1.19% to 26656.18 on a powerful chip-led surge. The Dow Jones Industrial Average slipped 0.23% to 50461.68 as healthcare and energy stocks dragged.

TradingKey - During the Asian trading session on May 27, SK Hynix's share price surged over 10% intraday, with its market capitalization historically surpassing $1 trillion. It becomes the second semiconductor manufacturer in Asia to reach this milestone after Samsung Electronics, and the third memory chip company globally to achieve a $1 trillion market valuation.

Tradingkey - On May 26, Eastern Time, driven by a decline in U.S. Treasury yields, U.S. technology stocks extended their rally. The three major indices closed mixed, with the S&P 500 and the Nasdaq Composite hitting record highs. At the close, the Dow Jones Industrial Average fell 0.23% to 50,461.68; the S&P 500 rose 0.61% to 7,519.12; and the Nasdaq Composite rose 1.19% to 26,656.18.

Tradingkey - On May 26 (ET), hostilities in Iran escalated once again, driving the two major crude oil futures to narrow their losses. WTI crude futures were down 3% at $93.70, while Brent crude futures returned to the $100 mark, though remaining down 3.41%. The core catalyst for this rapid rebound in international oil prices is the sudden escalation of geopolitical tensions in the Strait of Hormuz: U.S. forces recently launched military strikes in the strait area, to which Iran immediately responded with firm countermeasures, leading to a sharp cooling of market optimism regarding the restoration of waterway passage through negotiations.

Tradingkey - Elon Musk’s SpaceX is set to list on Nasdaq in mid-June with a target valuation of $1.75–$2 trillion, as the market focuses intensely on whether its performance can support this massive valuation. According to prospectus data, Starlink is currently the company’s sole profit pillar; the communications business, including Starlink, generated $11.39 billion in revenue last year, accounting for 61% of total revenue. The market generally considers Starlink's user growth and commercialization progress as key variables for valuation validation. Today, American Airlines (AAL) confirmed the adoption of Starlink’s in-flight network, injecting new growth momentum into the business. American Airlines finalized an in-flight connectivity upgrade plan to equip over 500 narrow-body aircraft with SpaceX’s Starlink system, further consolidating Starlink’s advantage in the aviation Wi-Fi sector as it continues to gain favor among major global airlines.

Tradingkey - On May 26, 2026 (ET), the first trading day following the Memorial Day holiday, the three major US stock indices maintained an overall upward trend. This momentum was driven by the dual catalysts of an intensifying AI investment craze and easing geopolitical risks fueled by expectations of a US-Iran peace agreement. Both the Nasdaq Composite and the S&P 500 reached new all-time highs: the Nasdaq hit an intraday peak of 26,725.29, and the S&P 500 reached an intraday high of 7,539.09. Conversely, the Dow Jones Industrial Average opened higher but trended lower, declining 0.16% as of press time.

Tradingkey - In early US trading on May 26, optical communication stocks led the gains. As of press time, Amphenol (APH) rose 7.04%, Viavi Solutions (VIAV) rose 6.32%, Marvell Technology (MRVL) rose 5.67%, Broadcom (AVGO) rose 5.05%, Nokia (NOK) rose 4.43%, and Corning (GLW) rose 2.63%. According to media reports, a core researcher from a leading South Korean memory manufacturer revealed that global memory and advanced packaging companies are jointly exploring a breakthrough GPU-HBM heterogeneous integration solution. This approach aims to break the physical constraints of traditional 2.5D packaging, where HBM must be positioned adjacent to the GPU, by packaging computing and memory units independently and interconnecting them via high-speed optical fiber links.

TradingKey - On May 26, Eli Lilly (LLY) announced the acquisition of three vaccine R&D companies—Curevo, LimmaTech Biologics, and Vaccine Company—for a total transaction value of up to nearly $4 billion. Specifically, Eli Lilly will pay up to $1.5 billion in cash for Curevo, up to $780 million for LimmaTech, and up to $1.55 billion for Vaccine Company.

TradingKey - Nuclear energy company Oklo (OKLO) announced Tuesday that it has been selected by the U.S. Department of Energy to enter high-level negotiations to acquire legacy Cold War-era weapons-grade plutonium and convert it into fuel for advanced nuclear reactors. Boosted by the news, Oklo's pre-market gains expanded by nearly 12% at one point.

Despite stable Q1 FY27 results, premium valuations and margin headwinds caused a Walmart (WMT) stock sell-off. However, analysts remain bullish, citing long-term growth driven by high-margin digital transformations toward 2030.

TradingKey - Investors are preparing for Anthropic's IPO and have started to think through the next phase of the development of traditional software. Since early 2026, many Software-as-a-Service (SaaS) providers have seen investors become increasingly less optimistic; will Anthropic and other AI cap

TradingKey - As the Q1 FY2027 earnings release date for Marvell Technology (MRVL) on May 27 (ET) approaches, Wall Street investment banks are collectively issuing bullish signals.

TradingKey - On Tuesday, Eastern Time, the three major U.S. stock index futures rose across the board in pre-market trading. U.S. markets resumed trading following the Memorial Day holiday as investors bet on progress in U.S.-Iran negotiations and easing oil price pressures, while strength in AI chip stocks bolstered the technology sector. As of press time, Dow Jones futures were up 0.61%, S&P 500 futures rose 0.69%, and Nasdaq 100 futures gained 1.06%.

UBS analysts significantly raised their price target for Micron, boosting bullish market sentiment and pushing its stock price above the $800 mark once again.

TradingKey - Rigetti RGTI at $26.75, breaking above Fib 2.618 at $26.97 with volume surge. RSI 77–81, strong momentum. 36-qubit government delivery, Lyra 100+ qubit system by late 2026. Target $29.91.

TradingKey - As the AI wave sweeps across the technology industry, Software-as-a-Service (SaaS) giant Salesforce (CRM) stands at a critical crossroads of transformation. On May 27 local time, the company will release its first-quarter fiscal 2027 earnings report. This report serves not only as a litmus test for the effectiveness of its AI strategy but also as a key benchmark for the repricing of the entire SaaS sector in the AI era.

Cryptocurrencies softened as NEAR extended its rally toward the $3 mark, potentially facing a technical correction.

TradingKey - On May 26, the Korea Composite Stock Price Index (KOSPI) reached an intra-day record high of 8,131 points on Monday, marking a cumulative year-to-date gain of approximately 90%. Behind the strong market performance, data also reveals deepening structural imbalances.