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Finance & Markets|Apr 23, 2026|5 MIN READ

[R&E] Semiconductor Rally Continues Amid Oil Price Volatility from the Middle East; AI Demand Drives the Tech Sector

[R&E] Semiconductor Rally Continues Amid Oil Price Volatility from the Middle East; AI Demand Drives the Tech Sector

[R&E: Research & Epoch] This is News Epoch's signature report that provides a perspective on a new era of investment by comprehensively analyzing global financial data and domestic securities firm research.

Global Market Brief

The New York stock market saw major indices rise simultaneously the previous day, driven by the strength of the semiconductor sector. The S&P 500 recorded 7,137.9 points, up 1.05%, and the Nasdaq closed at 24,657.57 points, a 1.64% increase, clearly showing the market's preference for technology stocks. The Dow Jones Industrial Average also showed a solid trend, rising by 0.69%. This upward movement was led by expectations of earnings improvements among semiconductor companies and a surge in artificial intelligence (AI)-related demand, with Micron (NASDAQ: MU) jumping 8.5% and AMD (NASDAQ: AMD) soaring 6.7%. This proves the market's strong confidence in the growth engines of technology.

However, geopolitical risks in the Middle East are acting as inflationary pressure, increasing uncertainties in the global economy. Following news of the Iranian Revolutionary Guard's seizure of a container ship, West Texas Intermediate (WTI) crude rose 3.67% to $92.96, and Brent crude broke through the $100 mark at $101.91. A decrease in traffic through the Strait of Hormuz has led to supply chain disruptions and rising logistics costs, becoming a key cause of global inflationary pressures, such as the UK's Consumer Price Index (CPI) rising by 3.3% in March.

Government bond yields showed a slight upward trend. The US 10-year Treasury yield recorded 4.3025%, and the 2-year yield was 3.798%, reflecting concerns about the prolonged tightening stance of the Federal Reserve (Fed). The dollar index also maintained its strength at 98.59 points.

Domestic Market Overview

On the previous trading day, the domestic stock market closed slightly higher, with the KOSPI up 0.46% at 6,417.93 points and the KOSDAQ rising 0.18% to 1,181.12 points. A semiconductor tailwind from the New York stock market positively impacted domestic tech stocks, but high oil prices and global upward pressure on interest rates limited the upside. The KRW/USD exchange rate fell slightly to 1,480.4 won, but sensitive reactions to changes in the macroeconomic environment continued, as seen with the 10-year government bond yield rising to 3.697%.

Key Industry Issues and Insights

The spread of AI is the core engine driving the structural growth of the semiconductor industry. The Philadelphia Semiconductor Index rose for 16 consecutive trading days, marking its longest rally in history. Texas Instruments (NASDAQ: TXN) posted earnings that exceeded market expectations as data center demand surged by 90%, and Lam Research (NASDAQ: LRCX) also achieved solid revenue growth driven by an explosion in demand for front-end and back-end equipment. In particular, TSMC (NYSE: TSM)'s aggressive expansion of facility investments and its 2026 guidance suggest that a strong growth cycle in the global semiconductor market has begun in earnest.

The earnings outlook for domestic bellwethers Samsung Electronics (KOSPI: 005930) and SK hynix (KOSPI: 000660) is also bright. Samsung Electronics' Q1 operating profit is estimated at 57.2 trillion won, beating market expectations by about 40%, and SK hynix is also expected to exceed market expectations with an operating profit of 37.6 trillion won. This is the result of the recovery in the memory market, including high-value-added products like HBM, driving profitability improvements. The overwhelming proportion of Korean companies within global memory exchange-traded funds (ETFs) backs the high confidence of global investors.

In the secondary battery sector, the technological innovation of China's CATL (SZ: 300750) stands out. The announcement of its third-generation Qilin battery, securing a 1,000km driving range, and the Shenxing battery capable of ultra-fast charging, heralds an intensification of competition in the next-generation battery market. Domestically, Hanwha Solutions (KOSPI: 009830) adjusted the size of its capital increase and initiated efficient investments through asset securitization to strengthen financial soundness. In the power infrastructure sector, GE Vernova (NYSE: GEV) emerged as a new beneficiary in the era of energy transition, with its stock price surging 13.7% following earnings improvements driven by a spike in data center power demand.

Market Signals

  • Semiconductor index rises for 16 consecutive trading days: Proves strong AI-driven industry momentum

  • WTI crude oil spike: Increased energy inflation pressure due to Middle East instability

  • Samsung Electronics earnings surprise: Overwhelming profitability improvement exceeding estimates by 40%

  • Surge in power infrastructure demand: Strength in infrastructure companies like GE Vernova due to data center expansion

  • Domestic IT component stocks advance: Concentrated benefits from the advancement of downstream industries for companies like LG Innotek (KOSPI: 011070)

Epoch View: Investment Implications

The current global market is in a phase where two pillars collide: growth driven by technological innovation and geopolitical instability. The semiconductor and IT component sectors, propelled by AI demand, have moved beyond a simple trend and entered a phase of structural benefits. In particular, the steep return rates of domestic upstream industry companies such as Samsung Electro-Mechanics (KOSPI: 009150) and Daeduck Electronics (KOSPI: 353200) represent this trend. However, cost increases due to Middle East risks are a persistent threat. Investors must rigorously examine not only the growth potential of companies but also the resilience of their business models to respond to external variables. Technological hegemony led by AI and the management of geopolitical risks are expected to be the key indicators determining the success or failure of investments this year.

This content was generated through News Epoch's proprietary AI algorithm, which analyzes public data from research centers of major domestic securities firms and global financial media in real time. We clarify that this is an objective summary of information, not a solicitation for investment in specific stocks.

Jisoo Yeom Reporter
Copyright holder News Epoch, ushering in a new era of journalism powered by data. Unauthorized reproduction, redistribution, and AI training use are prohibited.

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