KSE news today: Samsung SDI Co., surges 11.7%, stocks mixed

Latest moves on 19 October 2026

• Samsung Biologics Co.,Ltd. (207940) jumps 9.9% to KRW 1,427,000.00Big move. Its biggest one-day rise in 3 months, on 2.6 times its 20-day average volume.
  +9.9%
• LG Energy Solution, Ltd. (373220) rises 7.2% to KRW 432,000.00Big move. Its biggest one-day rise in 3 months, on 2.1 times its 20-day average volume.
  +7.2%
• Hyundai Motor Company (005387) rises 5.8% to KRW 174,000.00Big move. Over 5 sessions it is up 5.3%.
  +5.8%

Moves on 16 October 2026

• Hyundai Motor Company (005385) jumps 8.2% to KRW 164,900.00Big move. Its biggest one-day rise in 3 months, on 1.5 times its 20-day average volume.
  +8.2%
• Hanwha Aerospace Co., Ltd. (012450) jumps 7.8% to KRW 888,000.00Big move. Its biggest one-day rise in 2 months.
  +7.8%
• Hyundai Autoever Corporation (307950) rises 7.4% to KRW 328,500.00Big move. Its biggest one-day rise in 2 months.
  +7.4%
• Samsung C&T Corporation (028260) rises 7.1% to KRW 286,500.00Big move. Its biggest one-day rise in 2 months, on 1.8 times its 20-day average volume.
  +7.1%
• Hyundai Motor Company (005387) rises 7.0% to KRW 164,500.00Big move. Its biggest one-day rise in 3 months.
  +7.0%
• Celltrion, Inc. (068270) rises 7.0% to KRW 194,800.00Big move. Its biggest one-day rise in 4 months, on 2.6 times its 20-day average volume.
  +7.0%

Moves on 15 October 2026

• Samsung Electro-Mechanics Co., Ltd. (009150) plunges 15.4% to KRW 1,163,000.00Big move. Its biggest one-day fall in 3 months, on 2.0 times its 20-day average volume.
  −15.4%
• Korea Investment Holdings Co., Ltd. (071050) closes at a 52-week low of KRW 145,100.00New low. Down 25.1% over 20 sessions. The previous lowest close was KRW 153,100.00 on 21 Nov 2025.
  −7.9%
• Hyundai Motor Company (005385) closes at a 52-week low of KRW 151,800.00New low. Its third new 52-week low in 5 sessions. Down 16.6% over 20 sessions.
  −6.4%
• Hyundai Motor Company (005387) closes at a 52-week low of KRW 152,100.00New low. Its fourth new 52-week low in 5 sessions. Down 15.7% over 20 sessions.
  −6.2%
• Hyundai Motor Company (005389) closes at a 52-week low of KRW 151,800.00New low. Its fourth new 52-week low in 5 sessions. Down 15.0% over 20 sessions.
  −5.2%
• Hyundai Rotem Company (064350) closes at a 52-week low of KRW 92,600.00New low. Its fifth new 52-week low in 5 sessions. Down 25.4% over 20 sessions.
  −4.8%

Showing the 10 largest of 18.

Moves on 14 October 2026

• Samsung SDI Co., Ltd. (006400) rises 5.5% to KRW 591,000.00Big move. It traded 2.4 times its 20-day average volume.
  +5.5%
• HD Hyundai Electric Co., Ltd. (267260) closes at a 52-week low of KRW 547,000.00New low. Its third new 52-week low in 5 sessions. Down 26.7% over 20 sessions.
  −2.3%
• Samsung Biologics Co.,Ltd. (207940) closes at a 52-week low of KRW 1,182,000.00New low. Its third new 52-week low in 5 sessions. Down 16.9% over 20 sessions.
  −2.0%
• Hyundai Motor Company (005389) closes at a 52-week low of KRW 160,200.00New low. Its third new 52-week low in 5 sessions. Down 11.5% over 20 sessions.
  −0.4%
• Hyundai Motor Company (005387) closes at a 52-week low of KRW 162,200.00New low. Its third new 52-week low in 5 sessions. Down 11.6% over 20 sessions.
  −0.4%

Moves on 13 October 2026

• SK Square Co., Ltd. (402340) plunges 12.9% to KRW 857,000.00Big move. Its biggest one-day fall in 2 months, on 2.1 times its 20-day average volume.
  −12.9%
• HD Hyundai Heavy Industries Co., Ltd. (329180) closes at a 52-week low of KRW 351,500.00New low. Its fourth new 52-week low in 5 sessions. Down 20.9% over 20 sessions.
  −8.5%
• Hyundai Motor Company (005389) closes at a 52-week low of KRW 158,300.00New low. Down 12.9% over 20 sessions. The previous lowest close was KRW 165,600.00 on 13 Oct 2025.
  −5.1%
• HD Hyundai Electric Co., Ltd. (267260) closes at a 52-week low of KRW 560,000.00New low. Its second new 52-week low in 5 sessions. Down 25.4% over 20 sessions.
  −3.8%
• Hyundai Motor Company (005385) closes at a 52-week low of KRW 161,900.00New low. Its second new 52-week low in 5 sessions. Down 13.1% over 20 sessions.
  −1.7%
• Hyundai Motor Company (005387) closes at a 52-week low of KRW 162,900.00New low. Its second new 52-week low in 5 sessions. Down 11.8% over 20 sessions.
  −1.5%

Showing the 10 largest of 11.