Quantitative Research

JPX Margin Trading Weekly (Jun 12th): Kioxia, Disco, Advantest, Lasertec, Skylark, Iida, Hitachi

12 Jun 2026 By Ke Yan, CFA
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Abstract: We analyzed JPX margin trading positions as of Jun 12th, covering stocks with market cap of at least USD 100m. The aggregated net margin trading position stood at USD 29,582m, down from USD 32,394m the prior week. The net margin position decreased 8.7% last week, outpacing the TOPIX 500 index decline of 1.7%, with 935 stocks seeing margin loan increases and 1,100 seeing decreases. On the sell side, the largest net reductions were in Kioxia (down USD 856m, or 16.4%), Disco (down USD 173m, or 93.2%), Advantest (down USD 151m, or 19.3%), Lasertec (down USD 88m, or 38.8%), and Skylark (down USD 73m). On the buy side, the largest net increases were in Murata Manufacturing (up USD 66m, or 38.4%), Iida (up USD 57m), and Hitachi (up USD 51m, or 30.9%).

Advantest (6857 JP) Skylark (3197 JP) Disco (6146 JP) Kioxia (285A JP) Murata Manufacturing (6981 JP) Lasertec (6920 JP)

Highlighted Stocks

Advantest, Skylark, Disco, Kioxia, Murata Manufacturing, Lasertec

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