HBM

Monday morning in Seoul began like any other—people grabbing coffee, traffic filling the roads, office workers hurrying to work. But on the stock exchange, something historic was unfolding. SK Hynix shares surged 3.7%, reaching 2.8 million won per share. At the moment the stock crossed that threshold, South Korea crowned a new market king.

SK Hynix, a company many had written off two decades ago, became the most valuable company in the country. Its market capitalization reached 2,082 trillion won, or approximately $1.3 trillion. Samsung, the longtime champion that had held the title for so long that many investors could scarcely remember another leader, slipped into second place with a valuation of 2,081 trillion won.

The gap between them is only one trillion won. Yet that trillion is more than just a number. It symbolizes a tectonic shift in the global semiconductor industry. It reflects the reality that artificial intelligence is redrawing the map of the technology world, rewarding those who made the right bets at the right time while leaving others struggling to catch up.

How did SK Hynix—a company that once stood on the brink of bankruptcy and desperately searched for a buyer—manage to overtake Samsung, one of the most powerful and resilient technology giants on the planet? And what does this mean for the semiconductor industry as a whole?

Let's take a closer look.

To appreciate SK Hynix's triumph today, we need to go back about twenty years.

In 2005, the company was not merely the second-largest player in the memory market—it was a struggling one. Burdened by debt, saddled with outdated manufacturing facilities, and steadily losing market share, Hynix (as it was...