U.S. ETF inflows have reached a record $852 billion in 2026, marking the highest annual total ever recorded. This represents a 33% increase over 2025, continuing a three-year growth trend. Average daily net inflows have surged to $8.5 billion, significantly up from $2.2 billion in 2023. At this pace, inflows are projected to exceed $1 trillion within the next 18 trading days, highlighting unprecedented investor demand for ETFs.