CATF vs CMF
American Century California Municipal Bond ETF against iShares California Muni Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
2%
31 shared positions
Fee gap
19 bp
CMF is cheaper
1-year return gap
0.3 pts
CATF is ahead
Larger fund
CMF
$5.2B
Side by side
| CATF | CMF | |
|---|---|---|
| Fund | American Century California Municipal Bond ETF | iShares California Muni Bond ETF |
| Issuer | American Century | iShares |
| Category | State Muni | State Muni |
| Expense ratio | 0.27% | 0.08% |
| Assets | $78M | $5.2B |
| Average daily dollar volume | $2.9M | $159M |
| Listed | Jul 16, 2024 | Oct 4, 2007 |
| FrenzyCap score | 55 | 98 |
| 1-month return | −0.1% | −0.2% |
| 3-month return | −2.2% | −2.8% |
| Year to date | −3.8% | −4.4% |
| 1-year return | −4.3% | −4.6% |
| 30-day volatility | 7.5% | 6.1% |
| Worst drawdown, 1 year | −8.2% | −8.1% |
| Trailing 12-month yield | 3.65% | 3.07% |
| Holdings | 288 | 1,863 |
| Top 10 weight | 12.7% | 4.1% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | +$12M thru May 2026 | +$349M thru May 2026 |
| 30-day implied volatility | — | — |
| Holdings as of | as of May 31, 2026SEC filing | as of Oct 20, 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
13% of CATF · 3% of CMF| Holding | CATF | CMF |
|---|---|---|
| State of California 4%, due Mar 1, 2036 | 0.26% | 0.33% |
| San Francisco City & County Public Utilities Commission Wastewater Revenue 4%, due Oct 1, 2048 | 0.53% | 0.25% |
| State of California 4%, due Sep 1, 2043 | 0.97% | 0.23% |
| Foothill-Eastern Transportation Corridor Agency 4%, due Jan 15, 2046 | 0.50% | 0.22% |
| Sacramento Municipal Utility District 5%, due Aug 15, 2049 | 0.37% | 0.15% |
| State of California 5%, due Mar 1, 2055 | 0.14% | 0.31% |
| San Diego Public Facilities Financing Authority 5%, due May 15, 2054 | 0.61% | 0.12% |
| Los Angeles Department of Water & Power Water System Revenue 5%, due Jan 1, 2030 | 0.34% | 0.12% |
| Riverside County Transportation Commission 4%, due Jun 1, 2046 | 1.04% | 0.10% |
| PRG - POTRERO PROPERTIES 5%, due Jun 30, 2032 | 0.35% | 0.08% |
| Chabot-Las Positas Community College District 5.25%, due Aug 1, 2048 | 0.42% | 0.07% |
| UNIVERSITY OF CALIFORNIA 5%, due May 15, 2037 | 0.53% | 0.06% |
| Bay Area Toll Authority 5%, due Apr 1, 2042 | 0.49% | 0.06% |
| City of Los Angeles Department of Airports 5%, due May 15, 2048 | 0.41% | 0.06% |
| State of California 5.25%, due Aug 1, 2055 | 0.15% | 0.05% |
| Southern California Public Power Authority 3.7%, due Jul 1, 2040 | 0.64% | 0.05% |
| California State University 3.125%, due Nov 1, 2051 | 0.24% | 0.04% |
| Riverside County Public Financing Authority 5%, due Oct 1, 2035 | 0.15% | 0.04% |
| San Diego Public Facilities Financing Authority 5%, due Aug 1, 2042 | 0.67% | 0.04% |
| County of Sacramento CA Airport System Revenue 5.25%, due Jul 1, 2054 | 0.51% | 0.04% |
| Bay Area Toll Authority 5%, due Apr 1, 2043 | 0.23% | 0.04% |
| UNIVERSITY OF CALIFORNIA 5%, due May 15, 2053 | 0.68% | 0.03% |
| State of California Department of Water Resources 5%, due Dec 1, 2051 | 0.48% | 0.03% |
| Los Angeles Department of Water & Power Water System Revenue 5%, due Jul 1, 2027 | 0.17% | 0.02% |
| San Joaquin Hills Transportation Corridor Agency 4%, due Jan 15, 2034 | 0.20% | 0.02% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · CATF holdings · CMF 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.