{"url":"https://etfiq.com/research/library/ici-release-exchange-traded-fund-data-august-2026/","section":"research","title":"Release: Exchange-Traded Fund Data, August 2026 | ETFIQ","description":"The Investment Company Institute's September 2026 release puts combined US ETF assets at $16.27 trillion in August, a monthly gain of 3.8 percent.","as_of":"Oct 21, 2026","structured_data":[{"@type":"Report","name":"Summary: Release: Exchange-Traded Fund Data, August 2026","headline":"Release: Exchange-Traded Fund Data, August 2026","url":"https://etfiq.com/research/library/ici-release-exchange-traded-fund-data-august-2026/","datePublished":"2026-10-21","dateModified":"2026-10-21","author":{"@id":"https://etfiq.com/#org"},"publisher":{"@id":"https://etfiq.com/#org"},"about":"Fund flows","abstract":"The Investment Company Institute's September 2026 release puts combined US ETF assets at $16.27 trillion in August, a monthly gain of 3.8 percent.","isBasedOn":"https://www.ici.org/research/stats/etf/etfs_06_26","citation":{"@type":"ScholarlyArticle","name":"Release: Exchange-Traded Fund Data, August 2026","url":"https://www.ici.org/research/stats/etf/etfs_06_26","datePublished":"2026-09-28","publisher":{"@type":"Organization","name":"Investment Company Institute","url":"https://www.ici.org/"},"author":{"@type":"Organization","name":"Investment Company Institute"}},"inLanguage":"en"},{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"What does the Investment Company Institute paper conclude?","acceptedAnswer":{"@type":"Answer","text":"The Investment Company Institute's September 2026 release puts combined US ETF assets at $16.27 trillion in August, a monthly gain of 3.8 percent. The paper\u2019s own words are at the link above."}},{"@type":"Question","name":"What is an ETF\u2019s net flow?","acceptedAnswer":{"@type":"Answer","text":"The change in its shares outstanding times its net asset value, summed over the days of a window: money in less money out."}},{"@type":"Question","name":"Where can I read \u201cRelease: Exchange-Traded Fund Data, August 2026\u201d?","acceptedAnswer":{"@type":"Answer","text":"On Investment Company Institute\u2019s own site. ETFIQ summarizes the paper and does not host it."}}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"ETFIQ","item":"https://etfiq.com/"},{"@type":"ListItem","position":2,"name":"Research","item":"https://etfiq.com/research/"},{"@type":"ListItem","position":3,"name":"Library","item":"https://etfiq.com/research/library/"},{"@type":"ListItem","position":4,"name":"Investment Company Institute","item":"https://etfiq.com/research/library/ici/"},{"@type":"ListItem","position":5,"name":"Release: Exchange-Traded Fund Data, Au...","item":"https://etfiq.com/research/library/ici-release-exchange-traded-fund-data-august-2026/"}]},{"@type":"WebPage","name":"Release: Exchange-Traded Fund Data, August 2026","description":"The Investment Company Institute's September 2026 release puts combined US ETF assets at $16.27 trillion in August, a monthly gain of 3.8 percent.","url":"https://etfiq.com/research/library/ici-release-exchange-traded-fund-data-august-2026/","dateModified":"2026-10-21","isPartOf":{"@type":"WebSite","name":"ETFIQ","url":"https://etfiq.com"},"speakable":{"@type":"SpeakableSpecification","cssSelector":[".lede",".faq"]},"publisher":{"@id":"https://etfiq.com/#org"}}],"characters":3281,"truncated":false,"content":"ETFIQ / Research / Library / Investment Company Institute / Release: Exchange-Traded Fund Data, Au... \n \n Published Sep 28, 2026 by Investment Company Institute. Summary by ETFIQ as of Oct 21, 2026.\n Release: Exchange-Traded Fund Data, August 2026\n The Investment Company Institute's September 2026 release puts combined US ETF assets at $16.27 trillion in August, a monthly gain of 3.8 percent. \n Investment Company Institute \u00b7 Industry body \u00b7 Read the full paper at Investment Company Institute \u2197 \n What it says\n Figures as stated by Investment Company Institute, Sep 28, 2026\n The Investment Company Institute says ETF assets grew by $4.14 trillion, or 34.1 percent, in the 12 months to August 2026. (ICI)\n The Investment Company Institute counts net issuance of $169.32 billion in August, against $111.05 billion in August 2025. (ICI)\n The Investment Company Institute reports 5,274 ETFs in August 2026, compared with 4,117 a year earlier. (ICI)\n The Investment Company Institute puts bond ETF assets at $2.63 trillion and commodity fund assets at $367.28 billion as of August 2026. (ICI)\n Related ETFs\n The largest ETFs ETFIQ covers, by net assets\n VOO Vanguard S&P 500 ETF: +16.5%\n IVV iShares Core S&P 500 ETF: +16.5%\n SPY SPDR S&P 500 ETF Trust: +16.4%\n VTI Vanguard Morningstar Total Stock Market ETF: +15.9%\n QQQ Invesco QQQ Trust, Series 1: +19.2%\n VUG Vanguard Morningstar Growth ETF: +11.2%\n Figure: total return, 1 year, to Oct 21, 2026, from each fund\u2019s page. All 4,807 ETFs in the screener \u2192 \n Related papers\n J.P. Morgan Asset Management \u00b7 Issuer \u00b7 Oct 15, 2026 \u00b7 ETFIQ take\n Guide to ETFs \n J.P. Morgan Asset Management's October 2026 Guide to ETFs counts 5,677 U.S. ETFs holding $16.3 Tn, with data through September 30, 2026.\n Flows Bonds Read the paper \u2197 \n First Trust \u00b7 Issuer \u00b7 Oct 7, 2026 \u00b7 ETFIQ take\n ETF Data Watch \n First Trust's October 2026 flows monitor shows US-listed ETFs took in $139.9 billion of net inflows in September, lifting total assets to $15.9 trillion.\n Flows Bonds Income Read the paper \u2197 \n First Trust \u00b7 Issuer \u00b7 Sep 8, 2026 \u00b7 ETFIQ take\n ETF Data Watch Flier - September 2026 \n First Trust's September 2026 flows monitor counts $179.6 billion of net new money into US-listed ETFs during August, lifting their assets to $16.1 trillion.\n Flows Bonds Income Read the paper \u2197 \n All 16 papers on flows \u2192 \n Questions people ask\n What does the Investment Company Institute paper conclude? The Investment Company Institute's September 2026 release puts combined US ETF assets at $16.27 trillion in August, a monthly gain of 3.8 percent. The paper\u2019s own words are at the link above. What is an ETF\u2019s net flow? The change in its shares outstanding times its net asset value, summed over the days of a window: money in less money out. Where can I read \u201cRelease: Exchange-Traded Fund Data, August 2026\u201d? On Investment Company Institute\u2019s own site. ETFIQ summarizes the paper and does not host it. ETFIQ, Release: Exchange-Traded Fund Data, August 2026 (Investment Company Institute), summary, as of Oct 21, 2026. https://etfiq.com/research/library/ici-release-exchange-traded-fund-data-august-2026/ Free to use with attribution . Open data \n Summary by ETFIQ. ETFIQ is not affiliated with Investment Company Institute; logos identify the source.","source":"ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.","publisher":{"@id":"https://etfiq.com/#org","name":"ETFIQ","url":"https://etfiq.com"},"license":"https://etfiq.com/license/","license_text":"Figures ETFIQ computes are free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.","citation":"ETFIQ, Release: Exchange-Traded Fund Data, August 2026 (Investment Company Institute), summary, as of Oct 21, 2026. https://etfiq.com/research/library/ici-release-exchange-traded-fund-data-august-2026/"}