SEC0.DE is trading at €16.30, down 3.65% on October 22, as renewed concerns about AI investment returns pressure chip stocks. - Asian semiconductor shares fell sharply; Lam Research dropped 7.4% after its outlook disappointed investors, weighing on semiconductor-equipment sentiment. - Rising Middle East tensions and oil prices also weakened risk appetite, though semiconductor-sector concerns appear more directly relevant. - The price context shows a sizable decline; volume data was not provided.