The U.S. mid-cap blend ETFs that took in the most
IWR took in the most over twelve months to May 2026: $5.5bn.
Coverage
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
12 months · Jun 2025 to May 2026
From SEC filings · 48 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 | IWR | iShares Russell Mid-Cap ETF | +$5.5bn | · | same |
| 2 | RSP | Invesco S&P 500 Equal Weight ETF | +$5.1bn | · | ▲ 1 |
| 3 | IJH | iShares Core S&P Mid-Cap ETF | +$4.8bn | · | ▼ 1 |
| 4 | FMDE | Fidelity Enhanced Mid Cap Core ETF | +$3.5bn | · | same |
| 5 | CGMM | Capital Group U.S. Small and Mid Cap ETF | +$2.3bn | · | same |
| 6 | XMMO | Invesco S&P MidCap Momentum ETF | +$2.0bn | · | same |
| 7 | SPMD | State Street SPDR Portfolio S&P 400 Mid Cap ETF | +$1.8bn | · | same |
| 8 | TMSL | T. Rowe Price Small-Mid Cap ETF | +$1.2bn | · | same |
| 9 | SPTM | State Street SPDR Portfolio S&P 1500 Composite Stock Marke | +$707m | · | same |
| 10 | SAMT | STRATEGAS MACRO THEMATIC OPPORTUNITIES ETF | +$568m | · | same |
| 11 | XTL | State Street SPDR S&P Telecom ETF | +$526m | · | ▲ 2 |
| 12 | FSMD | Fidelity Small-Mid Multifactor ETF | +$501m | · | same |
| 13 | IMCG | iShares Morningstar Mid-Cap Growth ETF | +$465m | · | ▲ 1 |
| 14 | VFMO | Vanguard U.S. Momentum Factor ETF | +$352m | · | ▲ 3 |
| 15 | JMEE | JPMorgan Small & Mid Cap Enhanced Equity ETF | +$340m | · | same |
| 16 | IMCB | iShares Morningstar Mid-Cap ETF | +$261m | · | same |
| 17 | COWG | Pacer US Large Cap Cash Cows Growth Leaders ETF | +$228m | · | ▼ 6 |
| 18 | AVMC | Avantis U.S. Mid Cap Equity ETF | +$185m | · | ▲ 1 |
| 19 | FPX | First Trust US Equity Opportunities ETF | +$183m | · | ▲ 2 |
| 20 | ROKT | State Street SPDR S&P Kensho Final Frontiers ETF | +$170m | · | ▲ 4 |
| 21 | PKB | Invesco Building & Construction ETF | +$164m | · | ▲ 1 |
| 22 | VFMV | Vanguard U.S. Minimum Volatility ETF | +$112m | · | ▲ 1 |
| 23 | SMIZ | Zacks Small/Mid Cap ETF | +$87.1m | · | new |
| 24 | CSD | Invesco S&P Spin-Off ETF | +$72.0m | · | new |
| 25 | XJH | iShares ESG Select Screened S&P Mid-Cap ETF | +$50.1m | · | new |
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 U.S. mid-cap blend ETFs that took in the most, data as of Oct 8, 2026. https://etfiq.com/flows/rankings/segment/us-mid-blend/inflows/
ETFIQ is an independent publisher and makes no recommendations; a rank is a sort of one published figure, not an opinion.