Quantitative Research

KRX Short Interest Weekly (Oct 23rd): Samsung SDI, Samsung Elec (PREF), HD HYUNDAI HEAVY INDUSTRIES

23 Oct 2026 By Ke Yan, CFA, FRM
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Abstract: We analyzed KRX short interest changes as of Oct 23rd. Aggregated short interest was USD16,299m, down 2.7% from USD16,749m a week earlier. Short interest fell more than the KOSPI index, which declined 2.1% over the same week. Samsung SDI, Samsung Elec (PREF), and Samsung Electronics led weekly increases in short value, up USD71m, USD77m, and USD76m respectively, alongside a USD117m increase for SAMSUNG BIOLOGICS. HD HYUNDAI HEAVY INDUSTRIES posted the largest decrease, down USD152m (-42.8%), followed by Hyundai Motor (-USD79m) and LG Electronics (-USD55m).

Samsung Elec (PREF) (005935 KS) SAMSUNG BIOLOGICS (207940 KS) LG Electronics (066570 KS) HD HYUNDAI HEAVY INDUSTRIES (329180 KS) Samsung SDI (006400 KS)

Highlighted Stocks

Samsung Elec (PREF), SAMSUNG BIOLOGICS, LG Electronics, HD HYUNDAI HEAVY INDUSTRIES, Samsung SDI

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