While you slept, Seoul traded
Wednesday, October 28, 2026

KOSPI tops 6,000 on SK hynix earnings as the won slides

Korean stocks surged on SK hynix earnings and revived AI optimism, with the KOSPI closing above 6,000, while the won weakened sharply against the US dollar. Samsung Electronics held its No. 5 spot in Interbrand's brand ranking, and SK hynix pledged a large shareholder return.

Markets & chips

KOSPI

Seoul's main index jumped on renewed AI optimism tied to SK hynix results, with the exchange operator stepping in as the session ran hot.

KOSPI surges past 6,000 on SK hynix earnings
BusinessKorea

Seoul shares closed above the 6,000 mark, with SK hynix earnings easing fears of an AI peak.

KRX activates buy-side sidecar for KOSPI on sharp rise
The Korea Herald

The Korea Exchange triggered a buy-side sidecar for the KOSPI as the index rose sharply.

Korean won

Korean won sharply weakens against US dollar
The Korea Times

The won fell sharply against the dollar, according to The Korea Times.

Samsung Electronics

Samsung's day spanned brand value, mobile payments expansion and legal and regulatory matters.

Samsung ranks No. 5 in Interbrand's Best Global Brands 2026 for seventh consecutive year
Samsung Newsroom

Samsung Electronics placed No. 5 on Interbrand's annual list with a brand value of USD 105.2 billion, the only Asia-based company in the global top five each year since 2020.

Samsung Wallet Money goes global with app-free payments
The Korea Times

Samsung Wallet Money is expanding globally with app-free payments, The Korea Times reported.

Korea accepts international arbitration ruling in favor of Elliott in Samsung merger case
The Korea Herald

Korea accepted an international arbitration ruling in favor of Elliott in the Samsung merger case, The Korea Herald reported.

FTC's Samsung penalty revives questions over regulatory consistency
The Korea Times

The Fair Trade Commission's penalty against Samsung raised questions about regulatory consistency, according to The Korea Times.

SK hynix

SK hynix's results lifted the broader market and came alongside a large shareholder-return pledge.

SK hynix pledges to return $75 bil. to shareholders
The Korea Times

SK hynix pledged to return $75 billion to shareholders, The Korea Times reported.

Seoul shares soar over 6% on revived AI optimism, SK hynix earnings
The Korea Herald

Seoul shares rose more than 6% as AI optimism revived on SK hynix earnings, The Korea Herald reported.

Business of culture

JYP Entertainment

JYP takeover plan raises funding doubts, draws FSS scrutiny
The Korea Herald

A JYP takeover plan raised funding doubts and drew scrutiny from the Financial Supervisory Service, The Korea Herald reported.

Netflix in Korea

Why Netflix takes dubbing seriously
The Korea Times

Netflix discussed its approach to dubbing, citing the goal of the same emotional impact across cultures, The Korea Times reported.

About this briefing Every day after the Seoul close, we summarize Korean markets, chipmakers and the business of K-pop, K-drama, webtoons and games — from company newsrooms, the Bank of Korea and Korea's English-language press. Summaries are AI-assisted and stick to what the linked reporting states.