CATFvsMYMJETF Comparison
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American Century California Municipal Bond ETF (CATF) and State Street SPDR My2030 Municipal Bond ETF (MYMJ) belong to the same industry segment: Municipal Bonds. Both ETFs have the same top 1 sector exposures: Municipal. CATF is more expensive with a Total Expense Ratio (TER) of 0.25%, versus 0.2% for MYMJ. CATF is down -0.06% year-to-date (YTD) with +$25M in YTD flows. MYMJ performs better with 0.52% YTD performance, and +$2M in YTD flows. Run a side-by-side ETF comparison of CATF and MYMJ below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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CATF vs MYMJ performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/01/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | CATF MYMJ | -0.64%-0.13% | -1.59%-0.44% | -0.06%+0.52% | +4.40%+3.15% | n/an/a | n/an/a |
| Flows | CATF MYMJ | +$2M- | +$7M- | +$25M+$2M | +$33M+$4M | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | CATF MYMJ | +2.67%+1.18% | +2.53%+1.26% | n/an/a | n/an/a |
| Max drawdown | CATF MYMJ | -2.39%-0.87% | -2.58%-1.51% | n/an/a | n/an/a |
| Max drawdown duration | CATF MYMJ | 57d58d | 116d185d | n/an/a | n/an/a |
Trading data
CATF | MYMJ | |
Last sale 9/3/2026 at 5:03 PM | $49.13 | $24.56 |
| Previous close 09/02/2026 | $48.98 | $24.52 |
| Consolidated volume 09/02/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 9/3/2026 at 5:03 PM
Live
Closed
CATF | MYMJ | |
|---|---|---|
| Last price | $49.13 | $24.56 |
| 1D performance | +0.31% | +0.18% |
| AuM | $83.15 M | $12.24 M |
| E/R | 0.25% | 0.2% |
Characteristics
CATF | MYMJ | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | American Century Investments | State Street Investment Management |
| Benchmark | - | - |
| N° of holdings | 107 | 39 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | July 18, 2024 | September 23, 2024 |
| ESG | No | No |
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Exposure
Countries
CATF
USA
39.99%
Other
60.01%
MYMJ
USA
40.19%
Other
59.81%
Sectors
CATF
Municipal
39.99%
Other
60.01%
MYMJ
Municipal
40.19%
Other
59.81%
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Diversification
CATF
Total weight of top 15 holdings out of 15
12.56%
MYMJ
Total weight of top 15 holdings out of 15
34.71%
Top 15 holdings
Data as of July 31, 2026
CATF
California, 3.5% 1dec2030, USD
1.46%
Riverside Transportation Commission, 4% 1jun2046, USD
0.95%
California, 4% 1sep2043, USD
0.90%
US684133KT71
0.90%
US13032UN611
0.88%
East AWP Joint Powers Authority, 3.125% 1sep2026, USD (2024A)
0.85%
Puerto Rico Sales Tax Financing Corp., 4.329% 1jul2040, USD
0.84%
California Community Choice Financing Authority, 5.25% 1feb2036, USD (2026C)
0.79%
US13048VV394
0.75%
US13032UX453
0.73%
California Community Choice Financing Authority, 5% 1aug2055, USD (2024C)
0.73%
Desert Community College District, 5% 1aug2051, USD (2016)
0.71%
US544647JV34
0.69%
California Public Works Board, 5% 1sep2033, USD (2024)
0.69%
California Community Choice Financing Authority, 5% 1oct2034, USD (2026G)
0.69%
MYMJ
Los Angeles Department of Water and Power, 5% 1jul2030, USD
3.81%
City of New York, FRN 1feb1996, USD
2.61%
New York Transportation Development Corp., 5% 1dec2037, USD (2020C)
2.56%
US235219MY54
2.38%
New Jersey Transportation Trust Fund Authority, 5% 15jun2030, USD (2016)
2.28%
New York Urban Development Corp., 5% 15mar2038, USD (2020C)
2.27%
Chicago, 5% 1nov2030, USD
2.25%
Connecticut, 5% 1may2037, USD
2.18%
Ohio Water Development Authority, 5% 1jun2033, USD (2020A)
2.17%
US91417NKX20
2.10%
US709224ZR30
2.08%
US717893Q203
2.04%
Alabama Public School and College Authority, 5% 1nov2034, USD (2020-A)
2.04%
US2077583D38
1.97%
US283735AT50
1.97%
Frequently asked questions about CATF and MYMJ
How have the CATF and MYMJ ETFs performed in 2026?
As of September 1, 2026, CATF is down -0.06% year-to-date (YTD), while MYMJ has returned 0.52%. That puts MYMJ better performer ahead so far this year.
Which ETF is attracting more investor money: CATF or MYMJ?
Year-to-date, the CATF ETF saw +$25M in flows, compared to +$2M for MYMJ.
Which ETF is more volatile: CATF or MYMJ?
Over the past year, CATF had a volatility of 2.53%, while MYMJ experienced 1.26%.
Which ETF is bigger: CATF or MYMJ?
As of September 1, 2026, CATF holds $83.15 M in assets under management (AUM), while MYMJ manages $12.24 M.
What sectors do the CATF and MYMJ ETFs invest in?
CATF leans toward sectors like Municipal. Meanwhile, MYMJ focuses on Municipal.
What are the top holdings of the CATF ETF and MYMJ ETF?
CATF top holdings include California, 3.5% 1dec2030, USD, Riverside Transportation Commission, 4% 1jun2046, USD and California, 4% 1sep2043, USD. MYMJ holds in its top three: Los Angeles Department of Water and Power, 5% 1jul2030, USD, City of New York, FRN 1feb1996, USD and New York Transportation Development Corp., 5% 1dec2037, USD (2020C).
Which ETF is more diversified: CATF or MYMJ?
CATF holds 303 securities with 12.56% of its assets in the top 15. MYMJ has 94 securities and a top 15 weight of 34.71%.
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