KOSPI jumps 5.1% in early trade; KOSDAQ gains 4.6%
SK hynix and SK Square advanced more than 7% in early trading. Both Korean benchmarks rebounded after declining in the previous session.

Market data: Korea Exchange regular-session close & Hana Bank USD/KRW reference rate, 2026-11-10 (KST)

The KOSPI rose 5.07% to 5,273.28 at 09:08 KST on Tuesday, Nov. 10, as SK hynix rallied, according to Naver Pay Securities’ time-stamped intraday snapshot.
At 09:09 KST, the KOSDAQ was up 4.59% at 668.29. Both benchmarks rebounded from their Nov. 9 closes.
Hana Bank’s Nov. 9 dollar/won reference rate stood at 1,342.0 won per dollar, compared with the previous reference rate of 1,363.5 won, according to Naver. That figure is a bank reference rate for the previous session, not a Tuesday spot-market quote.
Among chipmakers, SK hynix gained 7.83% to 1,225,000 won at 09:09 KST in Naver’s snapshot. Its previous KRX regular-session close was 1,136,000 won.
How far the gains spread
Several other large caps recorded gains exceeding the main index’s percentage rise. SK Square advanced 8.31% to 782,000 won at 09:09:16 KST. Samsung Electro-Mechanics rose 7.47% to 906,000 won at 09:09:21, while Samsung SDI added 6.51% to 442,000 won at 09:09:18.
Battery maker LG Energy Solution gained 3.14% to 328,000 won at 09:09:13 KST.
Healthcare shares posted smaller increases. Samsung Biologics rose 0.46% to 1,517,000 won at 09:09:22 KST, while Celltrion added 0.71% to 211,500 won at 09:08:58. All individual quotes were recorded by Naver on Nov. 10.
What the previous session showed
The KOSPI ended Nov. 9 down 0.81% at 5,018.85. The KOSDAQ closed that session 0.82% lower at 638.97.
Investor flows for Samsung Electronics showed a split in the previous session. Naver’s Nov. 9 investor-trend data recorded institutional net purchases of 1,509,865 shares and foreign net sales of 458,714 shares. These are share counts for Nov. 9, not transaction values or evidence of the flows behind Tuesday’s advance.
The BLS release calendar schedules October U.S. consumer price data for Nov. 10 at 08:30 Eastern Standard Time, or 22:30 KST.
Sources
- Naver Pay Securities — KOSPI finance.naver.com
- Naver Pay Securities — KOSDAQ finance.naver.com
- Naver Pay Securities — Samsung Electronics investor trends finance.naver.com
- Naver Pay Securities — SK hynix finance.naver.com
- Naver Pay Securities — SK Square finance.naver.com
7 more sources
- Naver Pay Securities — Samsung Electro-Mechanics finance.naver.com
- Naver Pay Securities — Samsung SDI finance.naver.com
- Naver Pay Securities — LG Energy Solution finance.naver.com
- Naver Pay Securities — Samsung Biologics finance.naver.com
- Naver Pay Securities — Celltrion finance.naver.com
- Naver Pay Securities — Exchange rates finance.naver.com
- BLS — November 2026 release calendar bls.gov