On November 11, 2025, GlobalFoundries announced a new partnership with Taiwan Semiconductor Manufacturing Company (TSMC) focused on gallium technology, which was highlighted in coverage on November 17, 2025. This collaboration is positioned as a major step for both companies in advancing next-generation semiconductor materials and innovation[1]. TSMC’s stock closed at $283.15 (-0.59%) in after-hours trading on November 17, 2025, reflecting a modest decline. There is no direct evidence that the partnership announcement drove the price movement, and no other major company-specific news was reported. Broader market volatility and sector trends may also be influencing the stock.