In the first half of 2026, shares of semiconductor manufacturers have seen significant increases, with some values tripling as demand for AI-related hardware surged. South Korea's Kospi index rose 125%, largely fueled by Samsung and SK Hynix, while US companies like Sandisk and Micron also reported remarkable gains, reflecting a strong appetite for memory chips.
Despite the impressive growth, there are signs of a potential slowdown as investors shift focus away from tech stocks. The overall stock market has performed well, with Japan's Nikkei and the US S&P 500 also showing gains this year.
Watch for potential shifts in investor sentiment as tech stocks face scrutiny amid rising costs and capital demands. Monitor how chipmakers adapt to supply constraints and whether AI firms can sustain growth without overwhelming cash flows.