The South Korean stock market has entered a state of collective euphoria that transcends age and profession, driven by a relentless surge in the AI-centric semiconductor sector. The KOSPI index recently touched the 8,000-point milestone, a level that has redefined expectations but also brought a new layer of psychological strain. Even as the market faces a sharp three-day correction, the prevailing sentiment among retail investors remains one of missed opportunity rather than panic, with many viewing the dip as a second chance to enter.
This mania is no longer confined to financial districts; it has permeated the fabric of daily life. In the elevators of apartment complexes in Gyeonggi Province, advertisements for double-leveraged ETFs targeting Samsung Electronics and SK Hynix are now common sights. Corporate culture is also being reshaped, with reports of business owners frequently treating entire teams to dinner after netting daily gains equivalent to tens of thousands of dollars. This 'casino-like' atmosphere is bolstered by the nation’s 30% daily price limit, a threshold that significantly higher than regional peers and fuels extreme volatility.
The dominance of the semiconductor giants is the structural engine of this movement. Samsung Electronics and SK Hynix together account for over 52% of the KOSPI’s total market capitalization, making the index essentially a proxy for the global AI hardware cycle. For many Koreans, investing in these firms is seen as a bet on 'national destiny' rather than a mere financial play. This belief is further incentivized by government policies that allow parents to reduce inheritance taxes by opening brokerage accounts for their children, leading to a tenfold increase in underage account openings.
However, the intensity of this participation has birthed a pervasive 'Fear of Missing Out' (FOMO) that borders on the pathological. Investors describe spending their mornings on video calls with 'trading cliques' and their evenings consulting AI chatbots like ChatGPT for emotional support and market analysis. Despite the optimism voiced by political leaders, who maintain that Korean stocks remain undervalued compared to Japan, international analysts are sounding the alarm. Skeptics warn that the current trajectory mirrors the 'roaring' bubbles of the past, suggesting that a correction in the AI sector could have catastrophic consequences for a society so deeply leveraged into a single industry.