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Samsung takes TCL CSOT stake as SK hynix forms a US unit

Three smaller stories from Samsung Electronics and SK hynix on Oct 30, 2026.

Korea’s two chip giants both looked abroad as the week ended. Samsung Electronics is taking over a stake in a Chinese panel maker, and SK hynix has created a US division for its largest technology customers. Seoul’s market also fell hard on Friday, Oct 30.

Bar chart of the latest session’s change for Samsung Electronics and SK hynix, as of 2026-10-30
Data: KRX closing prices; as of 2026-10-30

A 1.27 trillion won stake in a Chinese panel maker

Samsung Electronics will acquire the whole 10.16% holding that its display subsidiary, Samsung Display, owns in TCL CSOT, a panel maker in China. The price is 1,271,821 million won, or about 1.27 trillion won. Because the seller is an affiliate, the shares will change hands in a private deal rather than on an exchange. Samsung’s board approved it on Oct 29, 2026.

The filing values the deal at US$960.4 million, converted at the Oct 28 rate of 1,324.30 won per dollar. It adds that the won amount may shift with the exchange rate on the payment date. Seoul Economic Daily gave a figure of $890 million, and The Korea Herald gave $950 million.

Payment is planned for December, once approvals in Korea and abroad are in hand. Samsung named closer strategic cooperation as the aim and said terms may change as the deal moves forward.

Securing LCD panels for Samsung’s TVs

According to The Korea Herald, the stake firms up LCD supply links for Samsung’s TV business while Samsung Display puts its effort into premium OLED panels. Chosunbiz also framed the purchase as a way to lock in LCD supply.

The price is modest next to Samsung’s own earnings. Its preliminary consolidated operating profit for the third quarter of 2026 came to 107.44 trillion won on revenue of 195.25 trillion won, figures it filed on Oct 29. Pacific Tape covered those third-quarter results when they came out.

A US division near SK hynix’s biggest customers

SK hynix has named Ahn Hyun, the president who runs its development work, to lead a newly formed Americas division. The unit is based in the US and will concentrate on research and on major technology customers, as reported by Maeil Business Newspaper, The Korea Herald, Chosunbiz and DigiTimes.

The move came in SK Group’s annual executive reshuffle on Friday, Oct 30. CEO Kwak Noh-jung stays in his role, and the appointments take effect for 2027. The group’s energy units saw larger changes at the top than its chipmaker did.

DigiTimes called Ahn a veteran of HBM development. HBM, or high-bandwidth memory, is stacked memory placed beside AI processors; Pacific Tape compares the two Korean makers in this explainer. In DigiTimes’ view, the posting puts Ahn nearer to large US clients as the industry turns toward customized HBM and tighter work with chip designers.

The reshuffle follows SK hynix’s preliminary consolidated third-quarter operating profit of 83.33 trillion won, filed on Oct 28. That was up 632.1% from a year earlier and the highest quarterly figure since at least the second quarter of 2025, as Pacific Tape reported in its results story.

SK hynix drops 7.08% as US tech results weigh

Korean stocks slumped on Friday morning, Korea Economic Daily reported. The paper said weak results from US technology companies had renewed worries about how much is being spent on AI, and that both Samsung Electronics and SK hynix took a hit. Maeil Business Newspaper also reported the morning slide.

SK hynix finished the session at 1,418,000 won, down 7.08% from 1,526,000 won on Thursday. Its drop was steeper than that of the TIGER 200 ETF, a fund that tracks the KOSPI 200 index of large Korean companies, which lost 3.8% over the same session. The wider KOSPI ended the day at 5,730.74, down 3.48%.


Information only, not investment advice.

For information only. Not financial advice, and not a recommendation to buy or sell any security. See the Disclaimer.

Sources

  1. 삼성전자 특수관계인으로부터주식의취득 — DART (Korea's regulatory filing system), Oct 30, 2026
  2. Samsung Electronics buys Samsung Display’s TCL CSOT stake to secure LCD supply — Chosunbiz, Oct 30, 2026, 17:21 KST
  3. Samsung Electronics Buys $890 Million CSOT Stake From Samsung Display — Seoul Economic Daily, Oct 30, 2026, 17:49 KST
  4. Samsung takes over display unit’s China stake to bolster LCD ties — Korea Herald, Oct 30, 2026, 18:54 KST
  5. Samsung Electronics Buys TCL CSOT Stake — BusinessKorea, Oct 30, 2026, 19:22 KST
  6. SK Group reshuffles energy leadership — Korea Times, Oct 30, 2026
  7. SK hynix President Ahn Hyun to Lead Newly Established Americas Division — Maeil Business Newspaper, Oct 30, 2026, 10:27 KST
  8. SK reshuffles energy chiefs, names SK hynix development head to new US role — Korea Herald, Oct 30, 2026, 10:41 KST
  9. SK hynix keeps CEO Kwak, taps Ahn Hyun to lead US big tech push — Chosunbiz, Oct 30, 2026, 11:38 KST
  10. SK bets on stability as Jung Seung-il leads energy, Hynix boosts U.S. push — Chosunbiz, Oct 30, 2026, 15:59 KST
  11. SK Group retains SK hynix chief, reshuffles energy unit leadership — Yonhap, Oct 30, 2026, 16:45 KST
  12. SK Hynix taps HBM veteran to lead new American unit — DigiTimes, Oct 30, 2026, 17:48 KST
  13. Samsung Electronics, SK hynix fall as U.S. tech stocks tumble — Maeil Business Newspaper, Oct 30, 2026, 11:13 KST
  14. Korean stocks tumble as US tech selloff hammers Samsung, SK Hynix — Korea Economic Daily, Oct 30, 2026, 11:57 KST
  15. KRX closing prices (Samsung Electronics, SK hynix, TIGER 200) — Korea Exchange (KRX), as of Oct 30, 2026 close KST
  16. USD/KRW at the 15:30 KST close (statistic 731Y003) — Bank of Korea ECOS, as of Oct 30, 2026 close KST
  17. Samsung Electronics: quarterly results (2025 Q2 to 2026 Q3, consolidated; periodic reports and preliminary results filings) — DART (OpenDART), latest filed Oct 29, 2026
  18. SK hynix: quarterly results (2025 Q2 to 2026 Q3, consolidated; periodic reports and preliminary results filings) — DART (OpenDART), latest filed Oct 28, 2026

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