Foreign investors remained cautious toward Taiwan equities during September 7–11, 2026, net selling NT$5.104 billion for a second consecutive week as the weighted index fell 0.79% to 46,184.85 points. The subsequent Monday the 14th saw the TAIEX plunge as much as 786 points before closing 322.33 points lower at 45,862.52, while the three major institutional investors sold NT$49.703 billion and the Taiwan dollar weakened to NT$31.688 per U.S. dollar. Compal Electronics and Wistron led weekly foreign selling, whereas AUO and Powerchip Semiconductor Manufacturing attracted buying. Financial and cybersecurity shares showed relative strength during the Monday sell-off, but optical and memory-chip stocks weakened. Investors were monitoring Federal Reserve, European Central Bank, Bank of Japan and Taiwan Central Bank policy decisions, inflation, bond yields, oil prices, currency movements and fourth-quarter electronics demand.