KOSPI is displayed on an electronic board at the dealing room of Hana Bank's headquarters in Seoul, Friday.
The benchmark index closed at 8,476.15, up 290.86 points, or 3.55 percent, from the previous session, hitting another all-time high.
Yonhap KOSPI hit another record on Friday, topping 8,400 and moving closer to the 8,500 milestone as easing geopolitical concerns and renewed enthusiasm for artificial intelligence (AI)-related stocks lifted investor sentiment following overnight gains on Wall Street.
The country's benchmark index opened 199.02 points, or 2.43 percent, higher than the previous session at 8,384.31, and maintained its upward momentum to close at 8,476.15, up 290.86 points, or 3.55 percent.
Market sentiment strengthened after media reports said the United States had finalized working-level discussions on a memorandum of understanding aimed at ending the conflict with Iran and had begun circulating a draft among allies, including Israel.
