On the 25th, the KOSPI, which surged at the open from 8,400 to 8,900, is fluctuating around the 8,900 level during the session. The KOSDAQ has turned lower and is barely holding the 900 level.

KOSPI and other figures display on the dealing room ticker at the Hana Bank headquarters in Jung-gu, Seoul, on the 25th. /Courtesy of News1.

As of 11:37 a.m., the KOSPI index is trading at 8,907.41, up 436.39 (5.15%) from the previous session. The KOSPI, buoyed by Micron's strong results, jumped 500 points to trade around the 8,900 level before giving back a small portion of its intraday gains.

Institutions are net buyers of 1.6 trillion won. Specifically, financial investment, which includes exchange-traded funds (ETF), is a net buyer of 1.2 trillion won, and the national pension funds are net buyers of 170 billion won. Individuals and foreigners are net sellers of 100 billion won and 1.6 trillion won, respectively.

On the day, as Micron reported results that beat market expectations, buying flowed into semiconductor shares. SK hynix is surging 10%, while Samsung Electronics is up 5%.

Micron said revenue for the third quarter of the fiscal year (March–May) was $41.46 billion (about 64 trillion won), up 345.7% from a year earlier. The operating margin was 81.2%. Adjusted earnings per share (EPS) came in at $25.11, well above the market consensus of $20.78.

At the same time, the KOSDAQ index is trading at 901.73, down 7.58 (0.83%). The KOSDAQ opened slightly higher at 923.66 but turned lower during the session and is widening losses. Foreigners and institutions are net sellers of 160 billion won and 100 billion won, respectively.

Alteogen, which signaled additional technology out-licensing (LO) this year, is up 3%, while EcoPro BM and EcoPro are down 2%.

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