Key insights
- Mutual fund strategy with the highest level of AUM
- Active

Detailed statistics
Total net assets of active and passive mutual funds in the U.S. 2020-2025
- Most popular security for asset allocation by taxable prime MMFs
- Repurchase agreements

Detailed statistics
Taxable prime money market funds: asset composition percentage U.S. 2000-2025
- ETF with the highest inflow as of June 2023
- iShares Core S&P

Detailed statistics
Top ETF inflows listed in the U.S. 2025, by weekly flows
贰诲颈迟辞谤鈥檚 Picks
贰诲颈迟辞谤鈥檚 Picks
Current statistics on this topic
Recommended statistics
Overview
6
- Total flow of sustainable funds worldwide Q3 2024, by region
- Total net assets of US-based mutual funds worldwide 1998-2025
- Number of mutual funds in the U.S. 1997-2025
- Distribution of investment fund assets in the U.S. 2025, by asset class
- Number of closed ETFs in the U.S. 2002-2023
- Number of new ETFs in the U.S. 2006-2024
Overview
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Total flow of sustainable funds worldwide Q3 2024, by region

Total flow of sustainable funds worldwide Q3 2024, by region
Total sustainable funds flows worldwide Q3 2024, by region (in billion U.S. dollars)
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Total net assets of US-based mutual funds worldwide 1998-2025

Total net assets of US-based mutual funds worldwide 1998-2025
Total net assets of US-registered mutual funds worldwide from 1998 to 2025 (in trillion U.S. dollars)
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Number of mutual funds in the U.S. 1997-2025

Number of mutual funds in the U.S. 1997-2025
Number of mutual funds in the United States from 1997 to 2025
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Distribution of investment fund assets in the U.S. 2025, by asset class

Distribution of investment fund assets in the U.S. 2025, by asset class
Distribution of investment fund assets under management (AUM) in the United States in 2025, by asset class
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Number of closed ETFs in the U.S. 2002-2023

Number of closed ETFs in the U.S. 2002-2023
Number of closed Exchange Traded Funds (ETFs) in the United States from 2002 to 2023
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Number of new ETFs in the U.S. 2006-2024

Number of new ETFs in the U.S. 2006-2024
Number of opened Exchange Traded Funds (ETFs) in the United States from 2006 to 2024
Money market fund flow
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Fund flow of MMFs in the U.S. 2011-2024, by investment category

Fund flow of MMFs in the U.S. 2011-2024, by investment category
Fund flow of money market funds (MMF) in the United States from January 2011 to July 2024, by investment category (in billion U.S. dollars)
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Total net assets of active and passive mutual funds in the U.S. 2020-2025

Total net assets of active and passive mutual funds in the U.S. 2020-2025
Total net assets under management (AUM) of active and passive mutual funds in the United States from 2000 to 2025 (in billion U.S. dollars)
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Taxable prime money market funds: asset composition percentage U.S. 2000-2025

Taxable prime money market funds: asset composition percentage U.S. 2000-2025
Taxable prime money market funds: asset composition as a percentage of total net assets in the U.S. from 2000 to 20245
Money market fund asset allocation flow
9
- Fund flow of prime MMFs in the U.S. 2011-2016, by asset location
- Fund flow of prime retail MMFs in the U.S. 2016-2024, by asset location
- Fund flow of prime institutional MMFs in the U.S. 2016-2024, by asset location
- Fund flow of government MMFs in the U.S. 2011-2024, by asset location
- Fund flow of government no fees MMFs in the U.S. 2016-2024, by asset location
- Fund flow of government (fees & gates) MMFs in the U.S. 2016-2024, by asset location
- Fund flow of tax exempt MMFs in the U.S. 2011-2016, by asset location
- Fund flow of tax exempt retail MMFs in the U.S. 2016-2024, by asset location
- Fund flow of tax exempt institutional MMFs in the U.S. 2016-2024, by asset location
Money market fund asset allocation flow
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Fund flow of prime MMFs in the U.S. 2011-2016, by asset location

Fund flow of prime MMFs in the U.S. 2011-2016, by asset location
Fund flow of prime money market funds (MMF) in the United States from January 2011 to May 2016, by asset location (in million U.S. dollars)
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Fund flow of prime retail MMFs in the U.S. 2016-2024, by asset location

Fund flow of prime retail MMFs in the U.S. 2016-2024, by asset location
Fund flow of prime retail money market funds (MMF) in the United States from January 2016 to July 2024, by asset location (in million U.S. dollars)
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Fund flow of prime institutional MMFs in the U.S. 2016-2024, by asset location

Fund flow of prime institutional MMFs in the U.S. 2016-2024, by asset location
Fund flow of prime institutional money market funds (MMF) in the United States from January 2016 to July 2024, by asset location (in million U.S. dollars)
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Fund flow of government MMFs in the U.S. 2011-2024, by asset location

Fund flow of government MMFs in the U.S. 2011-2024, by asset location
Fund flow of government money market funds (MMF) in the United States from January 2011 to July 2024, by asset location (in million U.S. dollars)
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Fund flow of government no fees MMFs in the U.S. 2016-2024, by asset location

Fund flow of government no fees MMFs in the U.S. 2016-2024, by asset location
Fund flow of government (no fees & gates) money market funds (MMF) in the United States from January 2016 to May 2024, by asset location (in million U.S. dollars)
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Fund flow of government (fees & gates) MMFs in the U.S. 2016-2024, by asset location

Fund flow of government (fees & gates) MMFs in the U.S. 2016-2024, by asset location
Fund flow of government (fees & gates) money market funds (MMF) in the United States from April 2016 to May 2024, by asset location (in million U.S. dollars)
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Fund flow of tax exempt MMFs in the U.S. 2011-2016, by asset location

Fund flow of tax exempt MMFs in the U.S. 2011-2016, by asset location
Fund flow of tax exempt money market funds (MMF) in the United States from January 2011 to March 2016, by asset location (in million U.S. dollars)
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Fund flow of tax exempt retail MMFs in the U.S. 2016-2024, by asset location

Fund flow of tax exempt retail MMFs in the U.S. 2016-2024, by asset location
Fund flow of tax exempt retail money market funds (MMF) in the United States from January 2016 to July 2024, by asset location (in million U.S. dollars)
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Fund flow of tax exempt institutional MMFs in the U.S. 2016-2024, by asset location

Fund flow of tax exempt institutional MMFs in the U.S. 2016-2024, by asset location
Fund flow of tax exempt institutional money market funds (MMF) in the United States from January 2016 to July 2024, by asset location (in million U.S. dollars)
Mutual fund flow
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Net new cash flow to mutual funds in the U.S. 2000-2024

Net new cash flow to mutual funds in the U.S. 2000-2024
Net new cash flow to mutual funds in the United States from 2000 to 2024 (in billion U.S. dollars)
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Net cash flow of active and passive mutual funds in the U.S. 2000-2023

Net cash flow of active and passive mutual funds in the U.S. 2000-2023
Net new cash flow of mutual funds in the United States from 2000 to 2023, by fund management type (in billion U.S. dollars)
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Net new cash flow to mutual funds in the U.S. 2000-2023, by fund type

Net new cash flow to mutual funds in the U.S. 2000-2023, by fund type
Net new cash flow to mutual funds in the United States from 2000 to 2023, by fund type (in billion U.S. dollars)
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Total net assets of mutual funds worldwide 2013-2025, by country

Total net assets of mutual funds worldwide 2013-2025, by country
Total net assets of mutual funds in selected countries worldwide from 2013 to 2025 (in trillion U.S. dollars)
Mutual fund flow by type
6
- Fund flow of equity mutual funds in the U.S. 2019-2024
- Net assets of index mutual funds in the U.S. 2000-2023, by management type
- Net new cash flow to index mutual funds in the U.S. 2000-2023
- Net new cash flow to bond mutual funds in the U.S. 2023
- Total net assets of active and passive mutual funds in the U.S. 2020-2025
- Total assets of closed-end funds in the U.S. 2005-2023
Mutual fund flow by type
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Fund flow of equity mutual funds in the U.S. 2019-2024

Fund flow of equity mutual funds in the U.S. 2019-2024
Fund flow of equity mutual funds in the United States from March 2019 to June 2024 (in billion U.S. dollars)
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Net assets of index mutual funds in the U.S. 2000-2023, by management type

Net assets of index mutual funds in the U.S. 2000-2023, by management type
Net assets of index mutual funds in the United States from 2000 to 2023, by index type (in billion U.S. dollars)
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Net new cash flow to index mutual funds in the U.S. 2000-2023

Net new cash flow to index mutual funds in the U.S. 2000-2023
Net new cash flow to index mutual funds in the United States from 2000 to 2023 (in billion U.S. dollars)
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Net new cash flow to bond mutual funds in the U.S. 2023

Net new cash flow to bond mutual funds in the U.S. 2023
Monthly net new cash flow to bond mutual funds in the United States from January to December 2023 (in billion U.S. dollars)
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Total net assets of active and passive mutual funds in the U.S. 2020-2025

Total net assets of active and passive mutual funds in the U.S. 2020-2025
Total net assets under management (AUM) of active and passive mutual funds in the United States from 2000 to 2025 (in billion U.S. dollars)
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Total assets of closed-end funds in the U.S. 2005-2023

Total assets of closed-end funds in the U.S. 2005-2023
Total assets of closed-end funds in the United States from 2005 to 2023 (in billion U.S. dollars)
ETFs fund flow
5
ETFs fund flow
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Total net assets of ETFs in the U.S. 2002-2025

Total net assets of ETFs in the U.S. 2002-2025
Total net asset under management (AUM) of exchange-traded funds (ETFs) in the United States from 2002 to 2025 (in billion U.S. dollars)
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Top ETF inflows listed in the U.S. 2025, by weekly flows

Top ETF inflows listed in the U.S. 2025, by weekly flows
Top ETF inflows listed in the United States in 2025, by weekly flows (in billion U.S. dollars)
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Top ETF outflows listed in the U.S. 2024, by weekly flows

Top ETF outflows listed in the U.S. 2024, by weekly flows
Top ETF outflows listed in the United States as of September 2024, by weekly flows (in billion U.S. dollars)
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ETFs with the largest net fund inflows in the United States H1 2024

ETFs with the largest net fund inflows in the United States H1 2024
ETFs with the largest net fund inflows in the United States in 1st half 2024, by YTD and June fund inflows (in billion U.S. dollars)
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ETFs with the largest net fund outflows in the United States H1 2024

ETFs with the largest net fund outflows in the United States H1 2024
ETFs with the largest net fund outflows in the United States in 1st half 2024, by YTD and June fund inflows (in billion U.S. dollars)
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