MFSM vs PZA
MFS Active Intermediate Muni Bond ETF against Invesco National AMT-Free Municipal Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
0%
18 shared positions
Fee gap
6 bp
PZA is cheaper
1-year return gap
1.7 pts
MFSM is ahead
Larger fund
PZA
$4.1B
Side by side
| MFSM | PZA | |
|---|---|---|
| Fund | MFS Active Intermediate Muni Bond ETF | Invesco National AMT-Free Municipal Bond ETF |
| Issuer | MFS | Invesco |
| Category | National Muni | National Muni |
| Expense ratio | 0.34% | 0.28% |
| Assets | $104M | $4.1B |
| Average daily dollar volume | $3.5M | $83M |
| Listed | Dec 4, 2024 | Oct 11, 2007 |
| FrenzyCap score | 50 | 80 |
| 1-month return | +4.3% | +5.5% |
| 3-month return | −1.0% | −2.6% |
| Year to date | −1.9% | −3.2% |
| 1-year return | −1.8% | −3.4% |
| 30-day volatility | 6.4% | 8.4% |
| Worst drawdown, 1 year | −8.4% | −10.4% |
| Trailing 12-month yield | 3.59% | 3.94% |
| Holdings | 419 | 7,123 |
| Top 10 weight | 6.8% | 1.0% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$6.8M thru Aug 2026 | +$213M thru Aug 2026 |
| 30-day implied volatility | — | 7.7% |
| Holdings as of | as of Aug 31, 2026SEC filing | 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
4% of MFSM · 0% of PZA| Holding | MFSM | PZA |
|---|---|---|
| Massachusetts Development Finance Agency 5%, due Jul 1, 2044 | 0.22% | 0.06% |
| San Antonio Public Facilities Corp 4%, due Sep 15, 2042 | 0.34% | 0.06% |
| Grand Parkway Transportation Corp 5%, due Oct 1, 2043 | 0.29% | 0.05% |
| Illinois State Toll Highway Authority 5.25%, due Jan 1, 2045 | 0.15% | 0.03% |
| County of Cuyahoga OH 5.5%, due Feb 15, 2052 | 0.34% | 0.03% |
| Southeastern Pennsylvania Transportation Authority 5.25%, due Jun 1, 2047 | 0.14% | 0.02% |
| Oregon State Facilities Authority 5%, due Jun 1, 2046 | 0.10% | 0.02% |
| Arapahoe County School District No 5 Cherry Creek, due Dec 15, 2042 | 0.52% | 0.02% |
| Board of Water Commissioners City & County of Denver/The 5%, due Sep 15, 2047 | 0.20% | 0.02% |
| South Carolina Jobs-Economic Development Authority 5.5%, due Nov 1, 2045 | 0.27% | 0.01% |
| New York City Transitional Finance Authority Future Tax Secured Revenue 5%, due May 1, 2042 | 0.25% | 0.01% |
| State of Washington 5%, due Aug 1, 2046 | 0.10% | 0.01% |
| Sales Tax Securitization Corp 5%, due Jan 1, 2044 | 0.26% | 0.01% |
| Lower Colorado River Authority 5%, due May 15, 2046 | 0.22% | 0.01% |
| Lee County Industrial Development Authority/FL 5%, due Nov 15, 2044 | 0.20% | 0.01% |
| New Jersey Transportation Trust Fund Authority 5%, due Jun 15, 2042 | 0.25% | 0.01% |
| Knox County Health Educational & Housing Facility Board 5%, due Jan 1, 2042 | 0.12% | 0.00% |
| Westfield-Washington Multi-School Building Corp 5.25%, due Jul 15, 2043 | 0.25% | 0.00% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · MFSM holdings · PZA 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.