BMOP vs MFLX
BNY Mellon Municipal Opportunities ETF against First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
1%
5 shared positions
Fee gap
47 bp
BMOP is cheaper
1-year return gap
—
Larger fund
BMOP
$1.7B
Side by side
| BMOP | MFLX | |
|---|---|---|
| Fund | BNY Mellon Municipal Opportunities ETF | First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF |
| Issuer | BNY Mellon | First Trust |
| Category | High Yield Muni | High Yield Muni |
| Expense ratio | 0.54% | 1.01% |
| Assets | $1.7B | $19M |
| Average daily dollar volume | $12M | $100K |
| Listed | Oct 15, 2008 | Sep 27, 2016 |
| FrenzyCap score | 57 | 20 |
| 1-month return | +2.1% | +2.8% |
| 3-month return | −2.3% | −3.1% |
| Year to date | — | −3.5% |
| 1-year return | — | −4.1% |
| 30-day volatility | 6.5% | 10.2% |
| Worst drawdown, 1 year | −7.6% | −10.0% |
| Trailing 12-month yield | 2.60% | 4.42% |
| Holdings | 669 | 77 |
| Top 10 weight | 6.9% | 19.6% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | −$13M thru Aug 2026 | +$842K thru May 2026 |
| 30-day implied volatility | — | — |
| Holdings as of | as of Aug 31, 2026SEC filing | as of Oct 29, 2026issuer data |
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
1% of BMOP · 5% of MFLX| Holding | BMOP | MFLX |
|---|---|---|
| PUBLIC FINANCE AUTHORITY (WI) 5.75%, due Jun 30, 2060 | 0.34% | 1.28% |
| NEW YORK TRANSPORTATION DEVELOPMENT CORP (NY) 5.25%, due Jun 30, 2049 | 0.28% | 1.23% |
| SAPPHIRE XXXIII SERIES 2025-2 TRUST, due Nov 1, 2054 | 0.16% | 1.22% |
| ARKANSAS DEVELOPMENT FINANCE AUTHORITY (AR) 5.45%, due Sep 1, 2052 | 0.14% | 0.51% |
| RESORT CORE PUB INFRASTRUCTURE DIST NO 1 UTAH, due Mar 1, 2057 | 0.12% | 1.20% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · BMOP holdings · MFLX 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.