Quantitative Research

TWSE Short Interest Weekly (Jul 31st): Shin Kong Financial, Hon Hai Precision, TSMC

31 Jul 2026 By Ke Yan, CFA
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Abstract: We analyzed TWSE short interest for stocks with market cap of at least USD 100m as of Jul 31st. Aggregate short interest totaled USD 40,970m, down 4.8% week-on-week, while the TWSE index fell 1.2% over the same period. On the increase side, TSMC saw the largest rise in short value at +USD 251m (+26.2%), followed by Hon Hai Precision at +USD 167m (+36.7%) and LARGAN Precision at +USD 147m (+22.3%). On the decrease side, Winbond Electronics led with short interest falling USD 295m (-29.6%), followed by Quanta Computer at -USD 190m (-7.3%) and Wiwynn at -USD 187m (-10.0%). Zhen Ding Technology and Realtek Semiconductor also saw notable short covering, declining USD 129m (-33.2%) and USD 165m (-14.7%) respectively.

Zhen Ding Technology (4958 TT) Shin Kong Financial (2888 TT) TSMC (2330 TT) Hon Hai Precision (2317 TT) LARGAN Precision (3008 TT)

Highlighted Stocks

Zhen Ding Technology, Shin Kong Financial, TSMC, Hon Hai Precision, LARGAN Precision

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