Why The iShares Semiconductor ETF Soared 112.8% In The First Half of 2026

The first half of 2026 saw contrasting financial outcomes for key market assets. The iShares Semiconductor ETF experienced a significant surge, with its value soaring by 112.8%. Conversely, Trade Desk faced a substantial downturn during the same period, resulting in a 52% loss in stock value. These divergent trends highlight the volatility and varying performance levels between the semiconductor sector and the advertising technology industry within the global financial markets during the first half of 2026.