Quantitative Research

KRX Short Interest Weekly (Oct 16th): Samsung SDI, HD HYUNDAI HEAVY INDUSTRIES, Samsung Elec (PREF)

16 Oct 2026 By Ke Yan, CFA, FRM
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Abstract: We analyzed changes in short interest of KRX stocks as of October 16th. The aggregated short interest across Korean stocks with market cap of at least USD 100m was USD16,749m, down 10.6% from USD18,734m a week ago, while the KOSPI index fell 14.5% over the same period. The top 5 most shorted stocks by value were LG Energy Solution (USD1,317m), Hanmi Semiconductor (USD1,008m), Samsung Electronics (USD727m), Hyundai Motor (USD722m), and ECOPRO (USD600m). Samsung SDI posted the largest weekly increase in short value, up USD131m (228.6%), while Hanmi Semiconductor saw the largest weekly decrease, down USD225m (-18.3%). HD HYUNDAI HEAVY INDUSTRIES short value fell by USD131m (-27.0%) and Samsung Elec (PREF) short value dropped USD96m (-31.3%) over the week.

HD HYUNDAI HEAVY INDUSTRIES (329180 KS) Hyundai Motor (005380 KS) Samsung SDI (006400 KS) Samsung Elec (PREF) (005935 KS) KOREA AEROSPACE (047810 KS)

Highlighted Stocks

HD HYUNDAI HEAVY INDUSTRIES, Hyundai Motor, Samsung SDI, Samsung Elec (PREF), KOREA AEROSPACE

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