CGMU vs MFSM
Capital Group Municipal Income ETF against MFS Active Intermediate Muni Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
4%
69 shared positions
Fee gap
7 bp
CGMU is cheaper
1-year return gap
0.4 pts
CGMU is ahead
Larger fund
CGMU
$7.6B
Side by side
| CGMU | MFSM | |
|---|---|---|
| Fund | Capital Group Municipal Income ETF | MFS Active Intermediate Muni Bond ETF |
| Issuer | Capital Group | MFS |
| Category | National Muni | National Muni |
| Expense ratio | 0.27% | 0.34% |
| Assets | $7.6B | $104M |
| Average daily dollar volume | $102M | $3.5M |
| Listed | Oct 25, 2022 | Dec 4, 2024 |
| FrenzyCap score | 82 | 50 |
| 1-month return | +3.9% | +4.3% |
| 3-month return | −0.6% | −1.0% |
| Year to date | −1.5% | −1.9% |
| 1-year return | −1.4% | −1.8% |
| 30-day volatility | 4.9% | 6.4% |
| Worst drawdown, 1 year | −7.7% | −8.4% |
| Trailing 12-month yield | 3.39% | 3.59% |
| Holdings | 2,937 | 419 |
| Top 10 weight | 5.6% | 6.8% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$690M thru Jun 2026 | +$6.8M thru Aug 2026 |
| 30-day implied volatility | — | — |
| Holdings as of | as of Nov 5, 2026issuer data | as of Aug 31, 2026SEC filing |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
5% of CGMU · 14% of MFSM| Holding | CGMU | MFSM |
|---|---|---|
| BLACK BELT ENERGY GAS DIST AL BBEUTL 06/36 FIXED 5.25, due Jun 15, 2036 | 0.52% | 0.32% |
| BLACK BELT ENERGY GAS DIST AL BBEUTL 06/36 FIXED 5, due Jun 15, 2036 | 0.27% | 0.49% |
| BLACK BELT ENERGY GAS DIST AL BBEUTL 10/33 FIXED 5, due Oct 15, 2033 | 0.27% | 0.42% |
| BLACK BELT ENERGY GAS DIST AL BBEUTL 07/33 FIXED 5, due Jul 15, 2033 | 0.21% | 0.28% |
| CALIFORNIA CMNTY CHOICE FING A CCEDEV 12/55 ADJUSTABLE VAR, due Dec 15, 2055 | 0.19% | 0.70% |
| CALIFORNIA CMNTY CHOICE FING A CCEDEV 06/36 FIXED 5, due Jun 15, 2036 | 0.37% | 0.18% |
| PUERTO RICO SALES TAX FING COR PRCGEN 07/40 FIXED 4.329, due Jul 15, 2040 | 0.18% | 0.24% |
| FLORIDA ST DEV FIN CORP FLSDEV 07/44 FIXED 5, due Jul 15, 2044 | 0.14% | 0.17% |
| SOUTHEAST ENERGY AUTHORITY A C SEEPWR 11/35 FIXED 5, due Nov 15, 2035 | 0.13% | 0.24% |
| BLACK BELT ENERGY GAS DIST AL BBEUTL 12/34 FIXED 5, due Dec 15, 2034 | 0.12% | 0.39% |
| HOUSTON TX ARPT SYS REVENUE HOUAPT 07/34 FIXED 5.25, due Jul 15, 2034 | 0.12% | 0.15% |
| CALIFORNIA CMNTY CHOICE FING A CCEDEV 10/56 ADJUSTABLE VAR, due Oct 15, 2056 | 0.11% | 0.25% |
| MISSION TX ECON DEV CORP SOL W MISPOL 12/64 ADJUSTABLE VAR, due Dec 15, 2064 | 0.11% | 0.10% |
| BLACK BELT ENERGY GAS DIST AL BBEUTL 10/55 ADJUSTABLE VAR, due Oct 15, 2055 | 0.10% | 0.25% |
| PEFA INC IA GAS PROJ REVENUE PEFUTL 04/35 FIXED 5, due Apr 15, 2035 | 0.09% | 0.10% |
| NATIONAL FIN AUTH NH MUNI CTFS NFADEV 01/41 ADJUSTABLE VAR, due Jan 15, 2041 | 0.20% | 0.09% |
| MAIN STREET NATURAL GAS INC GA MAIUTL 05/54 ADJUSTABLE VAR, due May 15, 2054 | 0.08% | 0.21% |
| WHITING IN ENVRNMNTL FACS REVE WHGFAC 12/44 ADJUSTABLE VAR, due Dec 15, 2044 | 0.08% | 0.10% |
| NEW MEXICO ST MUNI ENERGY ACQU NMSPWR 06/54 ADJUSTABLE VAR, due Jun 15, 2054 | 0.08% | 0.10% |
| BLACK BELT ENERGY GAS DIST AL BBEUTL 12/34 FIXED 5, due Dec 15, 2034 | 0.08% | 0.10% |
| CALIFORNIA CMNTY CHOICE FING A CCEDEV 02/36 FIXED 5.25, due Feb 15, 2036 | 0.08% | 0.10% |
| CALIFORNIA CMNTY CHOICE FING A CCEDEV 07/35 FIXED 5, due Jul 15, 2035 | 0.08% | 0.10% |
| BALDWIN CNTY AL INDL DEV AUTH BLWPOL 06/55 ADJUSTABLE VAR, due Jun 15, 2055 | 0.07% | 0.10% |
| BLACK BELT ENERGY GAS DIST AL BBEUTL 03/55 ADJUSTABLE VAR, due Mar 15, 2055 | 0.07% | 0.25% |
| NORTH CAROLINA HSG FIN AGY HOM NCSHSG 07/57 FIXED 6.25, due Jul 15, 2057 | 0.07% | 0.14% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · CGMU holdings · MFSM holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.