[DigitalToday reporter Sangyeop Oh (오상엽)] South Korea's KOSPI index broke above the 5,300 mark on Tuesday and set another record. Samsung Electronics became the first domestic company to usher in an era of 1,000 trillion won in market capitalisation.

The KOSPI opened down 27.37 points, or 0.52 percent, at 5,260.71 from the previous session. It later turned higher and retook the 5,300 level as trading flows picked up. The index ended at a record closing high of 5,371.10, up 1.57 percent.

Individuals and foreigners sold 970.4 billion won and 1.0066 trillion won worth of shares, respectively. Institutions bought about 1.813 trillion won, leading the index higher.

Samsung Electronics ended up 0.96 percent at 169,100 won, bringing the phrase "170,000-won Samsung" into view. It also surpassed 1,000 trillion won in market capitalisation for the first time ever among domestic companies.

SK Hynix fell 0.77 percent but closed at exactly 900,000 won, holding on to the phrase "900,000-won Nix".

Other top market-cap stocks also mostly finished higher, including Hyundai Motor up 2.54 percent, LG Energy Solution up 2.94 percent, Doosan Enerbility up 5.81 percent, Hanwha Aerospace up 1.92 percent, SK Square up 4.21 percent and Kia up 1.82 percent.

The Kosdaq closed up 5.10 points, or 0.45 percent, at 1,149.43. It opened down 5.31 points, or 0.46 percent, at 1,139.02, but finished the session higher.