PSI is trading 1.84% up now at $121.03, with the Invesco Semiconductors ETF benefiting from a rebound in chip stocks after last week’s sharp sector sell-off. - The sell-off was tied to concerns about AI spending and chip supply constraints. - Semiconductor shares were mostly higher early Monday, while major U.S. indexes also gained, adding to the positive backdrop. - No clear PSI-specific catalyst was identified.