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

BCTXX

California MunicipalRetail
7-day Yield
#453
1.74%
as of 8/31/2026
Net assets
$109.1M
Expense ratio
0.49%
WAM
36
WAL
36
Minimum
$2.5K
Holding details
60% Variable Rate Demand Notes
40% Municipal Bonds
as of 8/31/2026

Performance

Portfolio Securities

SecurityYield%
Tender Option Bond Trust Receipts/Certificates 3.230000%2.32%4.72%
California Statewide Communities Development Authority 3.140000%1.83%4.58%
University of California 2.650000%2.08%3.67%
County of San Diego, CA 2.250000%1.83%3.07%
Mizuho Floater/Residual Trust 3.470000%2.46%2.86%
City of Modesto, CA 2.220000%1.83%2.75%
RBC Municipal Products, Inc. Trust 3.150000%2.28%2.75%
Tender Option Bond Trust Receipts/Certificates 3.200000%2.32%2.59%
Santa Clara Valley Transportation Authority 0.600000%1.85%2.42%
Tender Option Bond Trust Receipts/Certificates 2.800000%2.90%2.38%
RBC Municipal Products, Inc. Trust 2.790000%2.28%1.83%
Irvine Ranch Water District 1.150000%1.90%1.83%
California Infrastructure & Economic Development Bank 0.070000%2.20%1.79%
California Municipal Finance Authority 3.150000%2.28%1.70%
Metropolitan Water District of Southern California 2.270000%1.80%1.65%
California Health Facilities Financing Authority 1.500000%1.95%1.53%
San Mateo Joint Powers Financing Authority 2.350000%1.75%1.48%
Wells Fargo Stage Trust 1.470000%2.18%1.37%
Bay Area Toll Authority 1.000000%1.90%1.37%
California Enterprise Development Authority 3.140000%2.27%1.28%
University of California 3.800000%2.35%1.19%
California Statewide Communities Development Authority 2.920000%2.05%1.10%
Riverside County Housing Authority 2.400000%1.83%1.05%
Calleguas-Las Virgenes Public Financing Authority 2.600000%1.90%0.90%
Irvine Ranch Water District 0.050000%1.90%0.85%
California Infrastructure & Economic Development Bank 2.980000%1.88%0.84%
Municipal Water District Of Orange County Water Facilities Corp. 2.100000%1.93%0.79%
Southern California Public Power Authority 2.700000%1.88%0.74%
Deutsche Bank Spears/Lifers Trust 2.700000%2.90%0.73%
County of Yolo, CA 2.610000%1.90%0.65%
Bay Area Toll Authority 3.850000%2.35%0.48%
Metropolitan Water District of Southern California 2.350000%1.95%0.46%
Bay Area Toll Authority 3.250000%2.35%0.46%
California Infrastructure & Economic Development Bank 3.110000%2.07%0.37%
California Infrastructure & Economic Development Bank 3.150000%2.28%0.32%
San Diego Housing Authority, Inc. 2.850000%1.85%0.30%
University of California 4.100000%2.08%0.25%
Anaheim Housing & Public Improvements Authority 2.750000%2.40%0.24%
California Health Facilities Financing Authority 3.100000%2.25%0.18%
Los Angeles Industrial Development Authority 3.200000%2.33%0.09%
California Educational Facilities Authority 2.050000%1.58%0.02%
County of Riverside, CA 2.550000%2.51%4.31%
City of Berkeley, CA 5.000000%2.28%3.28%
California Health Facilities Financing Authority 2.480000%2.63%3.21%
University of California 2.450000%2.15%2.75%
City of Lake Elsinore, CA 5.000000%2.55%2.31%
City & County of San Francisco CA 2.500000%2.55%2.29%
Santa Clarita Valley Water Agency 2.480000%2.43%1.70%
Santa Barbara Unified School District 5.000000%2.13%1.70%
San Francisco City & County Public Utilities Commission Power Revenue 2.500000%2.55%1.38%
California State University 2.400000%2.20%1.37%
Los Angeles County Capital Asset Leasing Corp. 2.420000%2.57%1.37%
Municipal Improvement Corp. of Los Angeles 2.450000%2.60%1.37%
California Health Facilities Financing Authority 2.500000%2.55%1.37%
Municipal Improvement Corp. of Los Angeles 2.450000%2.40%1.28%
California State University 2.410000%2.36%1.23%
California Housing Finance Agency 2.950000%3.15%1.00%
San Francisco City & County Public Utilities Commission Power Revenue 2.500000%2.65%0.94%
State of California 2.400000%2.20%0.92%
State of California 2.450000%2.60%0.92%
University of California 2.470000%2.62%0.92%
University of California 2.470000%2.62%0.92%
California Health Facilities Financing Authority 2.480000%2.63%0.92%
University of California 2.580000%2.58%0.92%
State of California 5.000000%5.00%0.70%
California Statewide Communities Development Authority 2.650000%2.70%0.59%
California Infrastructure & Economic Development Bank 3.000000%2.53%0.31%