Seoul Apartment Prices and Comprehensive Forecast for KOSPI & Bitcoin — Evening Market Report, August 12, 2026

📊 Market Overview

On the evening of August 12, 2026, the market exhibited a mixed trend ahead of the U.S. Consumer Price Index (CPI) release. While the domestic stock market surged over 3.6% triggering a buy sidecar on strong foreign and institutional buying, the real estate market remained robust with continuous price increases in Seoul and the broader metropolitan area.

🏠 Real Estate Market

Despite localized wait-and-see attitudes, the housing market in Seoul and the metropolitan area continues its strong upward momentum. According to the Korea Real Estate Board's data for the first week of August, apartment sale prices in Seoul rose by 0.26% week-over-week, marking the 78th consecutive week of gains. The upward trend was particularly notable in reconstruction projects and large complexes near subway stations in northern Seoul.

The jeonse (deposit-based lease) market also remains highly volatile. Nationwide jeonse prices increased by 0.11%, with Seoul surging by 0.25%. Amidst the possibility that rising jeonse prices could fuel gap investments, major conglomerates are rushing into AI-based senior living and care platforms in response to the aging society, making senior real estate infrastructure a new hot topic.

📈 Stock Market

The domestic stock market experienced a strong tailwind. Fueled by favorable earnings from U.S. AI infrastructure companies, large-cap semiconductor stocks like Samsung Electronics and SK Hynix soared. This massive influx of foreign and institutional capital pushed the KOSPI index up by 3.6%, triggering a buy sidecar. However, concerns remain as over 30 penny stocks were designated as administrative issues due to stricter delisting requirements, and investor deposits fell below 100 trillion won. There is also a noticeable sector rotation as buying interest expands from large tech stocks to small and mid-cap stocks.

In contrast, all three major U.S. indices closed lower overnight due to rising geopolitical tensions in the Middle East and caution ahead of the July CPI release. Profit-taking in large-cap tech stocks emerged, driven by inflation concerns from rising oil prices.

₿ Cryptocurrency Market

The cryptocurrency market is trading sideways in a narrow range without clear momentum. Bitcoin (BTC) saw its trading volume shrink significantly as investors await the U.S. CPI data. Spot trading volumes across major global exchanges plummeted over 20% month-over-month in July, cooling the market sentiment. Liquidity concerns are growing as several domestic coin-only exchanges recorded zero trading volume.

Despite the broader market's wait-and-see approach, certain altcoins like PROM and STORJ exhibited short-term upward trends. Meanwhile, the crypto industry is strengthening cooperation with the open-source AI community, calling for early access to frontier AI models to counter cybersecurity threats.

💱 FX, Interest Rates, and Commodities

Macroeconomic indicators paint a complex picture of inflation and interest rates. An unprecedented summer heatwave has caused agricultural prices to spike, raising alarms over food inflation. Coupled with unexpected Q2 economic growth (GDP +4.4%), there is growing speculation that the Bank of Korea may consider an additional interest rate hike.

Externally, Brent crude and other international oil prices surged due to fears of conflict in the Strait of Hormuz, boosting energy stocks. Global financial markets are entirely focused on the U.S. July CPI, which is expected to determine the scale of the Fed's rate cuts at the upcoming September FOMC. (Dollar Index DXY maintained at 99.825)

🔍 AI Comprehensive Analysis

The current market is driven by two contrasting factors: inflation fears and AI-driven growth. While the stock market successfully rebounded on strong AI infrastructure momentum, the real estate market shows a distinct decoupling, continuing to rise due to supply shortages and soaring jeonse prices despite potential rate hikes.

The key points to watch are the Federal Reserve's policy stance following the U.S. CPI release and whether the Bank of Korea will actualize a rate hike. While higher rates could dampen short-term buying sentiment in real estate, the current preference for premium assets and the surge in jeonse prices suggest strong downward rigidity. Investors should diversify their portfolios to hedge against domestic volatility risks, including the declining investor deposits and looming labor strikes in the second half of the year.

❓ FAQ

• Q. What does a KOSPI buy sidecar trigger mean?
  A. A buy sidecar halts program buying orders for 5 minutes when futures prices surge by 5% or more from the previous close for one minute, aiming to cool down an overheated market. While it indicates massive capital inflow, investors should be cautious of increased volatility.
• Q. Do real estate prices always drop when interest rates rise?
  A. Theoretically, higher rates increase mortgage burdens, reducing housing demand. However, the current Seoul apartment market is supported by continuous jeonse price increases and supply shortage fears, leading to a decoupled market where prices remain steady or rise despite rate hikes.
• Q. Will the localized altcoin rally continue?
  A. This is a short-term rotation phenomenon where capital flows into altcoins with specific catalysts or themes (e.g., AI, storage) while Bitcoin remains range-bound. Given the declining overall market liquidity, jumping into these short-term rallies requires strict risk management.