An electronic board in the dealing room at Hana Bank headquarters in Seoul displays the indices on the 9th, as the KOSPI and KOSDAQ started with a sharp rally and the KOSPI crossed 5300 intraday. Han Su-bin, reporter

As anxiety triggered by artificial intelligence (AI) eased, the KOSPI also rebounded by more than 4%.

As of 9:27 a.m., the KOSPI was trading at 5296.16, up 207.02 points (4.07%) from the previous session. During the session, it rose as high as 5317.63, reclaiming the 5300 level.

The KOSDAQ was also trading at 1109.14 at the same time, up 28.37 points (2.62%) from the previous session, recovering the 1100 level.

With U.S. consumer sentiment improving and Big Tech's expansion of AI investment interpreted as positive for chip stocks, semiconductor shares rebounded sharply.

On the 6th (local time), Nvidia surged 7.87% at the close, and the Philadelphia Semiconductor Index jumped 5.7%. Reflecting this, Samsung Electronics (5.61%) and SK hynix (5.84%) both rebounded more than 5%, leading the index higher. Large-cap stocks such as Hyundai Motor (2.25%), SK Square (9.92%), Hanwha Aerospace (4.57%), and Doosan Enerbility (8.37%) also showed strength.

Foreign investors, who sold 11 trillion KRW on the KOSPI alone last week, were net buyers of nearly 300 billion KRW on the KOSPI today, supporting the index. Institutions also recorded net purchases of 850 billion KRW. In contrast, individuals were net sellers of more than 1.1 trillion KRW.