# Portfolio overlap — CSMYX vs ASTEX Comparing **Columbia Short Duration Municipal Bond Fund** (2026-01-31) and **American Funds Short-Term Tax-Exempt Bond Fund** (2026-01-31). - Shared positions: 24 - Columbia Short Duration Municipal Bond Fund covered by American Funds Short-Term Tax-Exempt Bond Fund: 0.04370808546474102089015185236 - American Funds Short-Term Tax-Exempt Bond Fund covered by Columbia Short Duration Municipal Bond Fund: 0.04370808546474102089015185236 ## Columbia Short Duration Municipal Bond Fund — top positions | Security | Weight | Shared | |----------|--------|--------| | San Francisco City & County Airport Comm-San Francisco International Airport | 0.017510 | | | PORT NY NJ 5% 9/15/2029@ | 0.017301 | | | OKLAHOMA ST INDUSTRIES AUTH ED REGD N/C B/E 5.00000000 | 0.015170 | | | NJ STUD LOAN 5% 12/1/2028 @ | 0.014040 | | | NEW YORK NY REGD N/C B/E 5.00000000 | 0.013856 | | | State of Illinois | 0.013118 | | | HOUSTON TX ARPT SYS REVENUE | 0.011952 | | | NEW YORK ST DORM AUTH ST PERSONAL INCOME TAX REVENUE | 0.011688 | | | GEISINGER PA AUTH HLTH SYS REV GEISINGER AUTHORITY | 0.011302 | | | LOS ANGELES UNIF SD-A | 0.011027 | | | LONG ISLAND PWR-F-REF | 0.010955 | | | SOUTHEAST ENERGY-E | 0.010845 | | | Los Angeles (City of), CA, Series 2025, RN | 0.010777 | ✓ | | WASHINGTON ST HLTH CARE FACS AUTH | 0.010768 | | | PORT NY NJ 5% 9/1/2028 @ | 0.010574 | ✓ | | NJ TPK AUTH-B | 0.010158 | | | INDIANA ST FIN AUTH ENVRNMNTL REVENUE | 0.010126 | | | MANOR HSG PUBLIC FAC CORP TX M MNRMFH 11/42 ADJUSTABLE VAR | 0.010091 | | | PIONEER VLY TRANSIT | 0.010043 | | | PEFA INC VAR | 0.009669 | ✓ | | NEW YORK NY | 0.009490 | | | FAIRFAX C VA 5% 1/1/2045 MT | 0.009434 | ✓ | | UNIV OF TEXAS TX UNIV REVENUES | 0.008893 | | | DENVER CITY & CNTY CO ARPT REVENUE | 0.008858 | ✓ | | BLKR-LI MUNI-INS | 0.008750 | | | TX MATPOL 4.25 05/01/2030 | 0.008723 | | | New York (City of), NY, Series 2023, A GO Bonds | 0.008519 | | | Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A | 0.008503 | ✓ | | CHANDLER INDUSTRIAL D VAR | 0.008493 | | | OH OHSDEV 11/01/2039 | 0.008457 | ✓ | | WISCONSIN ST HLTH & EDUCTNL FA WISCONSIN HEALTH & EDUCATIONAL FACILITIES AUTHORIT | 0.008390 | | | MI ST HSG DEV AUTH-A | 0.008329 | | | MI ST HSG DEV AUTH-A | 0.008325 | | | LONG ISLAND PWR-B | 0.008320 | | | WM S HART UHSD-B-CABS | 0.008202 | | | MICHIGAN STATE FINANCE AUTHORITY | 0.008199 | | | Great Lakes Water Authority Water Supply System, Series 2024A | 0.008151 | | | BERGEN N Y | 0.008036 | | | NH NHSMED 5 06/01/2035 | 0.007952 | | | KANSAS CITY MO INDL DEV AUTH | 0.007670 | | | WASHINGTON (STATE OF) | 0.007468 | | | MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE | 0.007399 | | | CALIFORNIA COMMUNITY VAR | 0.007305 | ✓ | | PHILADELPHIA PA HSG AUTH | 0.007222 | | | Pennsylvania Higher Education Assistance Agency, Series 2025-1A | 0.007214 | | | UNITED AIRLINES INC 5.25% 07-15-33 | 0.007211 | | | DUVAL FL SD COP 5% 7/1/2026 | 0.007153 | | | SOUTHEAST ENERGY AUTH VAR | 0.007120 | ✓ | | NJ HLTH CARE FACS FIN | 0.007008 | | | MAIN STR NAT GA 5% 12/1/2052 MT | 0.006982 | | ## American Funds Short-Term Tax-Exempt Bond Fund — top positions | Security | Weight | Shared | |----------|--------|--------| | UTILITY-TE-2 | 0.009626 | | | UNIV OF MICHIGAN MI REGD V/R B/E 2.40000000 | 0.008033 | | | PEFA INC VAR | 0.008017 | ✓ | | WASTE MANAGEMENT INC (MPT) 4.6% 10-01-46 | 0.007599 | | | CA STWD CMNTYS DEV-A | 0.007208 | | | MS BUS FIN-VAR-J-CHEV | 0.006608 | | | TRIBOROUGH NY BRIDGE & TUNNEL AUTH REVENUES | 0.006392 | | | MUNIBOND | 0.005895 | | | ARIZONA ST INDL DEV AUTH MF HS REGD V/R B/E 5.00000000 | 0.005476 | | | WASTE MANAGEMENT INC (MPT) 4.25% 06-01-48 | 0.004952 | | | SOUTHEAST ENERGY AUTH VAR | 0.004654 | ✓ | | Los Angeles (City of), CA, Series 2025, RN | 0.004368 | ✓ | | State of Georgia, Series 2022C | 0.004351 | | | WASTE MANAGEMENT INC (MPT) 3.875% 08-01-38 | 0.004331 | | | HOUSTON TX UTILITY SYS REVENUE REGD V/R B/E 3.45000000 | 0.004319 | | | Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A | 0.004300 | ✓ | | UTAH ST HSG CORP MF REVENUE REGD N/C B/E HUD SEC 3.62500000 | 0.004245 | | | UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000 | 0.004065 | | | VIRGINIA HSG DEV-G | 0.004058 | | | State of Hawaii Department of Budget and Finance, The Queen's Health Systems, Series 2025B | 0.003973 | | | MISSISSIPPI ST BUSINESS FIN COMMISSION GULF OPPORTUNITY ZONE | 0.003973 | | | California Community Choice Financing Authority, Series F | 0.003898 | | | State of Colorado, Series B | 0.003865 | | | PREREF CENTRL FL EXPRESSWAY AUTH SR L REGD B/E PREREFUNDED 07/01/26 @ 100 4.00000000 | 0.003761 | | | BLACK BELT ENERGY GAS DISTRICT (MPT) 5.0% 03-01-55 | 0.003755 | | | Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2024B | 0.003731 | | | NEW YORK MUNI WTR-AA2 | 0.003565 | | | PREREF BEXAR CNTY TX REGD B/E PREREFUNDED 06/15/26 @ 100 5.00000000 | 0.003489 | | | QUEEN'S HEALTH SYSTEMS OBLIGATED GROUP FRN 07-01-51 | 0.003455 | | | PALMDALE FAMILY HOUSING LP (MPT) 2.95% 01-01-56 | 0.003438 | | | STHRN CA PUB PWR-B | 0.003386 | | | STATE OF NORTH CAROLINA 5.0% 06-01-29 | 0.003367 | | | MI HSG ST DEV AUTH-A | 0.003354 | | | Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2024A-1 | 0.003204 | | | NYC TRANSITIONAL-F-1 | 0.003198 | | | HOUSTON TX ISD | 0.003161 | | | LOS ANGELES DEPT-C | 0.003139 | | | CARROLLTON-FARMERS BRANCH INDEPENDENT SCHOOL DISTRICT PSF-GTD 5.0% 02-15-27 | 0.003108 | | | NORTH PORT PRESERVATION LTD DIVIDEND HOUSING ASSOCIATION LLC FHA 223(F) (MPT) 5.0% 08-01-27 | 0.003088 | | | California Community Choice Financing Authority, Series B-1 | 0.003086 | | | California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2024, RB | 0.003085 | | | WISE VA IDA SW 3.125% MT | 0.003054 | | | NEW HAVEN UNIFIED SCHOOL DISTRICT AG 0.0% 08-01-29 | 0.003024 | | | TX EXXON 12 G=EXXON V1 | 0.003023 | | | NYC MUNI WTR FIN-DD | 0.002994 | | | EXXON MOBIL CORP FRN 12-01-40 | 0.002937 | | | RUSH SYSTEM FOR HEALTH OBLIGATED GROUP 5.0% 11-15-30 | 0.002931 | | | PORT OF PORTLAND OR AIRPORT REVENUE 5.0% 07-01-31 | 0.002884 | | | Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2022A-1 | 0.002831 | | | DICKSON TN HLTH EDUCTNL & HSG FAC BRD MF REVENUE | 0.002815 | | ## Sources - N-PORT (fund A) — accession `0001410368-26-033301` (as of 2026-01-31) - N-PORT (fund B) — accession `0001193125-26-130879` (as of 2026-01-31) --- _Informational only — not investment advice. FundWatcher presents publicly available data and makes no recommendation to buy or sell any security. Verify all figures against the source filing before relying on them._ _Data sourced from U.S. SEC EDGAR filings (Forms N-PORT, N-CEN, and prospectus Risk/Return summaries). FundWatcher is not affiliated with the SEC._ _Use of this data is subject to the FundWatcher Terms of Service. Information may be used only for personal, non-commercial research and may not be redistributed. See _