The iShares ETFs that lost the most
In the week to Oct 8, 2026, IVV lost the most of 409 iShares ETFs tracked daily, $1.3bn.
Coverage
Weekly and monthly lists: 409 funds with daily figures, 99.7% of the group’s net assets. Twelve-month list: 370 funds with SEC filings for every month to May 2026, 97.1% of the group’s net assets
Rank change
Against the last edition of this list: the previous trading day for 1W and 1M, the previous month for 12M. "new" means not in the top 25 last time
How these lists are built
Measure
Net flow: money in less money out, in dollars, over the window, leaving any round trip aside; share of net assets at the start of the window beside it
1 week · Oct 2 to Oct 8, 2026
From daily figures · 88 funds · top 25 shown, all 88 in the CSVAny round trip in the window is left aside. A fund whose count ended before the window did carries the day it reaches after its name.
| # | Fund | Name | Net flow | Share of assets | Rank change |
|---|---|---|---|---|---|
| 1 | IVV | iShares Core S&P 500 ETF | −$1.3bn | −0.1% | same |
| 2 | SOXX | iShares Semiconductor ETF | −$982m | −2.0% | same |
| 3 | USHY | iShares Broad USD High Yield Corporate Bond ETF | −$502m | −1.9% | ▲ 1 |
| 4 | IJR | iShares Core S&P Small-Cap ETF | −$452m | −0.4% | ▲ 1 |
| 5 | IWX | iShares Russell Top 200 Value ETF | −$388m | −10.6% | ▲ 2 |
| 6 | IBB | iShares Biotechnology ETF | −$328m | −3.0% | same |
| 7 | MTUM | iShares MSCI USA Momentum Factor ETF | −$274m | −1.3% | ▲ 1 |
| 8 | IEF | iShares 7-10 Year Treasury Bond ETF | −$266m | −0.6% | ▲ 1 |
| 9 | EUFN | iShares MSCI Europe Financials ETF | −$174m | −4.6% | ▲ 4 |
| 10 | IJH | iShares Core S&P Mid-Cap ETF | −$149m | −0.1% | ▲ 1 |
| 11 | IJS | iShares S&P Small-Cap 600 Value ETF | −$143m | −1.9% | ▲ 5 |
| 12 | EWY | iShares MSCI South Korea ETF | −$131m | −0.5% | ▲ 2 |
| 13 | EWJ | iShares MSCI Japan ETF | −$116m | −0.5% | new |
| 14 | VLUE | iShares MSCI USA Value Factor ETF | −$100m | −1.1% | new |
| 15 | USMV | iShares MSCI USA Min Vol Factor ETF | −$99.5m | −0.4% | ▲ 9 |
| 16 | IYW | iShares U.S. Technology ETF | −$94.7m | −0.3% | ▲ 2 |
| 17 | IJT | iShares S&P Small-Cap 600 Growth ETF | −$89.4m | −1.2% | ▲ 5 |
| 18 | USRT | iShares Core U.S. REIT ETF | −$88.9m | −2.1% | ▼ 1 |
| 19 | ILF | iShares Latin America 40 ETF | −$87.5m | −2.3% | ▲ 1 |
| 20 | IWN | iShares Russell 2000 Value ETF | −$84.4m | −0.6% | new |
| 21 | IHE | iShares U.S. Pharmaceuticals ETF | −$83.7m | −5.2% | ▲ 2 |
| 22 | EWW | iShares MSCI Mexico ETF | −$79.4m | −5.5% | new |
| 23 | ITA | iShares U.S. Aerospace & Defense ETF | −$72.2m | −0.6% | new |
| 24 | PFF | iShares Preferred and Income Securities ETF | −$65.0m | −0.5% | ▲ 1 |
| 25 | IBHF | iShares iBonds 2026 Term High Yield and Income ETF | −$56.2m | −8.0% | new |
Computed by ETFIQ from issuer daily share counts × prior-day NAV.CSV
1 month · Sep 9 to Oct 8, 2026
From daily figures · 120 funds · top 25 shown, all 120 in the CSV| # | Fund | Name | Net flow | Share of assets | Rank change |
|---|---|---|---|---|---|
| 1 | MTUM | iShares MSCI USA Momentum Factor ETF | −$5.5bn | −22.0% | same |
| 2 | MBB | iShares MBS ETF | −$2.7bn | −6.8% | same |
| 3 | USHY | iShares Broad USD High Yield Corporate Bond ETF | −$2.5bn | −8.6% | same |
| 4 | EWY | iShares MSCI South Korea ETF | −$1.8bn | −6.4% | same |
| 5 | EMB | iShares J.P. Morgan USD Emerging Markets Bond ETF | −$960m | −6.7% | same |
| 6 | IJR | iShares Core S&P Small-Cap ETF | −$706m | −0.7% | same |
| 7 | BAI | iShares A.I. Innovation and Tech Active ETF | −$601m | −4.2% | ▲ 2 |
| 8 | INDA | iShares MSCI India ETF | −$565m | −8.5% | same |
| 9 | IWX | iShares Russell Top 200 Value ETF | −$558m | −14.2% | ▼ 2 |
| 10 | IDEF | iShares Defense Industrials and Tech Active ETF | −$462m | −10.7% | same |
| 11 | IEMG | iShares Core MSCI Emerging Markets ETF | −$381m | −0.2% | ▲ 1 |
| 12 | IYF | iShares U.S. Financials ETF | −$333m | −7.6% | ▲ 8 |
| 13 | PFF | iShares Preferred and Income Securities ETF | −$312m | −2.4% | ▲ 1 |
| 14 | IEI | iShares 3-7 Year Treasury Bond ETF | −$284m | −1.6% | ▼ 3 |
| 15 | IJS | iShares S&P Small-Cap 600 Value ETF | −$270m | −3.3% | ▲ 1 |
| 16 | EUFN | iShares MSCI Europe Financials ETF | −$261m | −6.1% | ▲ 1 |
| 17 | TIP | iShares TIPS Bond ETF | −$251m | −1.7% | ▼ 2 |
| 18 | EWW | iShares MSCI Mexico ETF | −$248m | −14.0% | ▲ 6 |
| 19 | ITA | iShares U.S. Aerospace & Defense ETF | −$246m | −1.9% | ▲ 4 |
| 20 | HDV | iShares Core High Dividend ETF | −$239m | −1.6% | ▼ 1 |
| 21 | USMV | iShares MSCI USA Min Vol Factor ETF | −$238m | −1.0% | new |
| 22 | IXUS | iShares Core MSCI Total International Stock ETF | −$231m | −0.4% | ▼ 1 |
| 23 | IJT | iShares S&P Small-Cap 600 Growth ETF | −$230m | −2.8% | ▼ 1 |
| 24 | EWG | iShares MSCI Germany ETF | −$190m | −11.1% | new |
| 25 | IGOV | iShares International Treasury Bond ETF | −$185m | −11.9% | new |
Same basis as the week. Never mixed with the filings list below.CSV
12 months · Jun 2025 to May 2026
From SEC filings · 90 funds · the last month every filer has reportedFilings run about 60 days behind, so this list ends at the latest month every fund in the group has filed, printed in the heading and the title. Rank change is against last month’s edition.
| # | Fund | Name | Net flow | Share of assets | Rank change |
|---|---|---|---|---|---|
| 1 | QUAL | iShares MSCI USA Quality Factor ETF | −$14.0bn | · | same |
| 2 | TLT | iShares 20+ Year Treasury Bond ETF | −$7.9bn | · | ▲ 2 |
| 3 | IWM | iShares Russell 2000 ETF | −$5.0bn | · | same |
| 4 | IYW | iShares U.S. Technology ETF | −$4.4bn | · | ▼ 2 |
| 5 | OEF | iShares S&P 100 ETF | −$3.8bn | · | ▲ 1 |
| 6 | IWF | iShares Russell 1000 Growth ETF | −$2.3bn | · | ▲ 1 |
| 7 | USMV | iShares MSCI USA Min Vol Factor ETF | −$1.6bn | · | ▲ 5 |
| 8 | EEMV | iShares MSCI Emerging Markets Min Vol Factor ETF | −$1.5bn | · | ▲ 5 |
| 9 | INDA | iShares MSCI India ETF | −$1.4bn | · | ▲ 1 |
| 10 | EWG | iShares MSCI Germany ETF | −$1.3bn | · | ▲ 6 |
| 11 | IWB | iShares Russell 1000 ETF | −$1.2bn | · | ▼ 6 |
| 12 | IWD | iShares Russell 1000 Value ETF | −$1.1bn | · | ▼ 3 |
| 13 | EUFN | iShares MSCI Europe Financials ETF | −$1.0bn | · | ▲ 8 |
| 14 | IWS | iShares Russell Mid-Cap Value ETF | −$937m | · | same |
| 15 | IWN | iShares Russell 2000 Value ETF | −$914m | · | ▼ 4 |
| 16 | IHI | iShares U.S. Medical Devices ETF | −$868m | · | ▲ 1 |
| 17 | IEV | iShares Europe ETF | −$749m | · | ▲ 1 |
| 18 | IWO | iShares Russell 2000 Growth ETF | −$749m | · | ▼ 3 |
| 19 | IXJ | iShares Global Healthcare ETF | −$478m | · | ▲ 3 |
| 20 | FXI | iShares China Large-Cap ETF | −$473m | · | new |
| 21 | IAK | iShares U.S. Insurance ETF | −$467m | · | new |
| 22 | IVW | iShares S&P 500 Growth ETF | −$466m | · | ▼ 3 |
| 23 | MBB | iShares MBS ETF | −$451m | · | new |
| 24 | EWW | iShares MSCI Mexico ETF | −$437m | · | new |
| 25 | IJJ | iShares S&P Mid-Cap 400 Value ETF | −$418m | · | ▼ 5 |
SEC Form N-PORT, item B.6, monthly, every fund with a filing for every month of the window.CSV
Other flow rankings
ETFIQ, The iShares ETFs that lost the most, data as of Oct 8, 2026. https://etfiq.com/flows/rankings/issuer/ishares/outflows/
ETFIQ is an independent publisher and makes no recommendations; a rank is a sort of one published figure, not an opinion.