Quantitative Research

TWSE Short Interest Weekly (Sep 4th): Shin Kong Financial, Taiwan Cement, Wiwynn, LARGAN Precision

04 Sep 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 September 4th. Aggregate short interest totaled USD 41.2bn, a decrease of 6.3% from USD 43.9bn the prior week, while the TWSE index gained 0.5% over the same period. The largest short covers were in Wiwynn (6669 TT), where short value fell USD 1,196m (52%), Taiwan Cement (1101 TT) at USD 292m (61%), and LARGAN Precision (3008 TT) at USD 291m (19%). Short interest rose most in Wistron (3231 TT) at +USD 217m (19%), Winbond Electronics (2344 TT) at +USD 171m (28%), and MediaTek (2454 TT) at +USD 134m (23%). The most shorted stocks by absolute value were Wistron at USD 1,384m, LARGAN Precision at USD 1,270m, Innolux at USD 1,218m, TSMC at USD 1,216m, and Wiwynn at USD 1,110m.

Shin Kong Financial (2888 TT) Wiwynn (6669 TT) LARGAN Precision (3008 TT) Taiwan Cement (1101 TT) Winbond Electronics (2344 TT)

Highlighted Stocks

Shin Kong Financial, Wiwynn, LARGAN Precision, Taiwan Cement, Winbond Electronics

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