American Century Investments California Tax-Free Money Market Fund Investor Class

BCTXX

California MunicipalRetail
7-day Yield
#533
1.49%
as of 2/28/2026
Net assets
$114.2M
Expense ratio
0.49%
WAM
24
WAL
24
Minimum
$2.5K
Holding details
67% Variable Rate Demand Notes
33% Municipal Bonds
as of 2/28/2026

Performance

Portfolio Securities

SecurityYield%
Tender Option Bond Trust Receipts/Certificates 3.230000%1.96%4.63%
California Statewide Communities Development Authority 3.140000%1.43%4.60%
City of Los Angeles, CA 4.000000%2.47%4.43%
California Statewide Communities Development Authority 2.600000%1.33%4.05%
Tender Option Bond Trust Receipts/Certificates 3.280000%1.90%3.50%
County of San Diego, CA 2.250000%0.90%2.93%
Mizuho Floater/Residual Trust 3.560000%2.06%2.89%
Tender Option Bond Trust Receipts/Certificates 1.650000%1.65%2.74%
Mizuho Floater/Residual Trust 3.470000%2.06%2.73%
City of Modesto, CA 2.220000%1.01%2.63%
RBC Municipal Products, Inc. Trust 3.150000%1.88%2.63%
Tender Option Bond Trust Receipts/Certificates 3.200000%1.92%2.48%
Tender Option Bond Trust Receipts/Certificates 2.750000%1.98%2.19%
Tender Option Bond Trust Receipts/Certificates 3.280000%1.90%2.10%
RBC Municipal Products, Inc. Trust 2.790000%1.88%1.75%
Irvine Ranch Water District 1.150000%0.90%1.75%
Bay Area Toll Authority 2.700000%1.26%1.69%
California Municipal Finance Authority 3.150000%1.88%1.62%
University of California 2.650000%1.41%1.53%
Santa Clara Valley Transportation Authority 0.600000%1.30%1.52%
California Enterprise Development Authority 3.140000%1.87%1.31%
San Mateo Joint Powers Financing Authority 2.350000%1.10%1.28%
County of Yolo, CA 2.610000%1.35%1.21%
Tender Option Bond Trust Receipts/Certificates 4.350000%2.20%1.09%
California Statewide Communities Development Authority 2.920000%1.65%1.05%
Riverside County Housing Authority 2.400000%1.43%0.88%
Irvine Ranch Water District 0.050000%0.90%0.88%
City of Reedley, CA 3.150000%1.88%0.67%
Calleguas-Las Virgenes Public Financing Authority 2.600000%1.33%0.50%
San Francisco City & County Airport Comm-San Francisco International Airport 2.150000%1.15%0.46%
California Infrastructure & Economic Development Bank 2.980000%1.48%0.44%
San Diego Housing Authority, Inc. 2.850000%1.40%0.44%
California Infrastructure & Economic Development Bank 3.110000%1.57%0.35%
Orange County Water District 2.100000%1.10%0.32%
California Infrastructure & Economic Development Bank 3.150000%1.88%0.31%
University of California 2.650000%1.26%0.30%
University of California 2.650000%1.35%0.29%
State of California 1.800000%1.00%0.28%
Western Municipal Water District Facilities Authority 1.100000%1.15%0.26%
California Infrastructure & Economic Development Bank 0.070000%1.80%0.16%
Los Angeles Industrial Development Authority 3.200000%1.93%0.09%
California Educational Facilities Authority 2.050000%0.83%0.02%
State of California Department of Water Resources 2.350000%2.15%4.38%
California Health Facilities Financing Authority 2.620000%2.37%3.07%
Municipal Improvement Corp. of Los Angeles 2.150000%1.80%2.63%
University of California 2.300000%2.10%2.63%
County of Riverside, CA 2.550000%2.12%1.76%
California State University 2.500000%1.90%1.31%
San Francisco City & County Public Utilities Commission Power Revenue 2.320000%1.87%1.31%
Los Angeles County Capital Asset Leasing Corp. 2.320000%2.27%1.31%
Los Angeles County Capital Asset Leasing Corp. 2.300000%2.30%1.31%
County of San Diego, CA 5.000000%1.83%1.24%
Municipal Improvement Corp. of Los Angeles 2.300000%1.95%1.23%
California Health Facilities Financing Authority 2.620000%2.37%1.10%
State of California 2.300000%2.15%1.09%
California Housing Finance Agency 2.950000%2.50%0.96%
University of California 2.600000%2.35%0.95%
Municipal Improvement Corp. of Los Angeles 2.300000%1.95%0.88%
State of California Department of Water Resources 2.350000%2.15%0.88%
State of California Department of Water Resources 2.330000%2.13%0.88%
State of California Department of Water Resources 2.300000%2.25%0.88%
State of California 2.350000%2.35%0.88%
State of California 2.300000%2.30%0.88%
San Francisco City & County Public Utilities Commission Power Revenue 2.350000%2.35%0.50%
California Statewide Communities Development Authority 2.500000%1.85%0.44%