The KOSPI index opened higher on the 6th, a day before Samsung Electronics' second-quarter earnings release.

Employees enter and exit the Samsung Electronics Seocho office in Seoul. /Courtesy of News1.

As of 9:04 a.m., the KOSPI index was trading at 8,150.89, up 62.55 (0.77%) from the previous trading day. After fluctuating around flat in early trading, it turned higher.

Individuals moved to a net purchase of 452.5 billion won, but foreigners and institutions were net sellers of 339.5 billion won and 123.2 billion won, respectively. Foreigners have been on a "sell" streak for 12 trading days.

Samsung Electronics was up about 3% ahead of its earnings release. SK hynix rose 1% and was trading in the 2.4 million won range. SK Square, Samsung Electronics(1P), Samsung Life Insurance, and Samsung C&T were also up 1%.

At the same time, the KOSDAQ index was trading at 870.94, up 2.53 (0.29%). The index opened lower, but turned higher intraday as it searched for direction.

While foreigners sold a net 59.9 billion won and institutions sold a net 15.4 billion won, individuals alone were net buyers of 74.2 billion won.

EcoPro and EcoPro BM were inching higher. Most of the top market-cap stocks, including Kolon TissueGene and HLB, were also rising.

Meanwhile, U.S. stocks were closed last Friday.

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