The Exchange-Traded Fund (ETF) revolution is entering its next massive phase. Citigroup has officially upgraded its long-term forecast, predicting that U.S. ETF assets under management (AUM) will more than double by the end of the decade, heavily driven by a structural shift toward active management.
💰 THE REVISED FORECAST (The Metrics):
- The $25T Target: Citi expects U.S. ETF AUM to violently surge from its current $10.4 trillion (as of March 2025) to a staggering $25 trillion by 2030.
- The 2035 Horizon: The Wall Street brokerage also massively upgraded its 2035 projection, bumping it from a previous estimate of $29 trillion up to over $40 trillion.
- The Current Momentum: The capital flood is already here. U.S.-domiciled ETFs have pulled in over $435 billion in inflows so far this year alone (per LSEG Lipper data).
📈 THE MACRO CATALYST (The Active Pivot):
- The Active Takeover: This next wave of explosive growth won’t just come from passive index trackers. Citi projects that investments into active ETFs will vastly outpace their passive peers, expecting Active’s market share of total ETF AUM to double over the next ten years.
- The Structural Appeal: Investors are aggressively hunting for the ultimate financial sweet spot: funds that offer the flexible, benchmark-beating strategies of traditional mutual funds, but wrapped in the low-cost, highly tax-efficient, and easily tradable structure of an ETF.
- The Tailwinds: Favorable regulatory environments, rapid product innovation, and a growing demand for sophisticated, tax-efficient investment solutions are permanently altering the asset management landscape.
💡 THE BOTTOM LINE: The traditional mutual fund industry is officially on notice. The “ETF wrapper” has decisively won the structural war. As the market transitions into a more mature phase of growth, the real battle of the next decade won’t just be active versus passive investing—it will be which asset managers can successfully port their active alpha strategies into the ETF structure before this $25 trillion tsunami leaves them behind.