American Century Tax-Free Money Market Fund Inv (BNTXX)
1.00
0.00 (0.00%)
USD |
Apr 10 2026
Returns Chart
Key Stats
| Net Expense Ratio | Total Assets Under Management | Weighted Average Dividend Yield | Turnover Ratio (Generic) |
|---|---|---|---|
| 0.49% | 157.28M | -- | -- |
| 1 Year Fund Level Flows | 1 Year Total Returns (Daily) | Annualized Total Returns Since Inception (Daily) | Max Drawdown (Since Inception) |
| -15.76M | 2.13% |
Basic Info
| Investment Strategy | |
| The Fund seeks a high level of interest income exempt from Federal income tax as consistent with prudent investment management, while seeking to conserve shareholder capital. |
| General | |
| Security Type | Money Market Fund |
| Equity Style | -- |
| Broad Asset Class | Money Market |
| Broad Category | Capital Preservation |
| Global Peer Group | Bond USD Tax Exempt Money Market |
| Peer Group | Tax-Exempt Money Market Funds |
| Global Macro | Bond HC |
| US Macro | Tax-Exempt Money Market Funds |
| YCharts Categorization | -- |
| YCharts Benchmark | -- |
| Prospectus Objective | Tax-Exempt Money Market Funds |
| Fund Owner Firm Name | American Century Investments |
| Broad Asset Class Benchmark Index | |
| ^BBUTB13MTR | 100.0% |
Net Fund Flows Versus Peer Group
1 Month
% Rank:
74
-150.57M
Peer Group Low
945.59M
Peer Group High
1 Year
% Rank:
73
-15.76M
-882.68M
Peer Group Low
1.491B
Peer Group High
3 Months
% Rank:
36
-1.726B
Peer Group Low
244.20M
Peer Group High
3 Years
% Rank:
83
-487.93M
Peer Group Low
4.892B
Peer Group High
6 Months
% Rank:
80
-303.79M
Peer Group Low
1.408B
Peer Group High
5 Years
% Rank:
75
-1.400B
Peer Group Low
6.187B
Peer Group High
YTD
% Rank:
36
-1.726B
Peer Group Low
244.20M
Peer Group High
10 Years
% Rank:
34
-19.34B
Peer Group Low
9.132B
Peer Group High
Date Unavailable
Risk
Performance Versus Peer Group
Annual Total Returns Versus Peers
As of April 13, 2026.
Asset Allocation
As of December 31, 2025.
| Type | % Net |
|---|---|
| Cash | 4.15% |
| Stock | 0.00% |
| Bond | 95.60% |
| Convertible | 0.00% |
| Preferred | 0.00% |
| Other | 0.25% |
Top 10 Holdings
| Name | % Weight | Price | % Change |
|---|---|---|---|
| DEUTSCHE BK SPEARS/LIFERS 3A-7 TENDER OPT BD TR VAR STS 08/01/2040 | 4.78% | 100.00 | 0.00% |
| ST PAUL MINN PORT AUTH MULTIFAMILY REV MN 2.860 02/01/2034 | 3.40% | 100.00 | 0.00% |
| TENDER OPT BD TR RCPTS / CTFS VAR STS 09/01/2054 | 2.67% | 100.00 | 0.00% |
| ILLINOIS HSG DEV AUTH MULTI FAMILY REV IL 2.900 08/01/2042 | 2.59% | 100.00 | 0.00% |
| SOUTH CAROLINA ST HSG FIN & DEV AUTH MULTIFAMILY REV SC 2.860 12/01/2058 | 2.58% | 100.00 | 0.00% |
| 12/01/2048 | 2.53% | -- | -- |
| LOUISIANA HSG FIN AGY MULTIFAMILY HSG REV LA 2.900 07/01/2040 | 2.51% | 100.00 | 0.00% |
| 06/01/2053 | 2.12% | -- | -- |
| 07/01/2048 | 2.12% | -- | -- |
| IOWA FIN AUTH MIDWESTERN DISASTER AREA REV IA 2.960 08/01/2041 | 2.00% | 100.00 | 0.00% |
Fees & Availability
| Fees | |
| Actual 12B-1 Fee | -- |
| Actual Management Fee | 0.49% |
| Administration Fee | -- |
| Maximum Front Load | -- |
| Maximum Deferred Load | -- |
| Maximum Redemption Fee | -- |
| General Availability | |
| Available for Insurance Product | No |
| Available for RRSP | No |
| Purchase Details | |
| Open to New Investors |
|
| Minimum Initial Investment | 2500.00 None |
| Minimum Subsequent Investment | 50.00 None |
Basic Info
| Investment Strategy | |
| The Fund seeks a high level of interest income exempt from Federal income tax as consistent with prudent investment management, while seeking to conserve shareholder capital. |
| General | |
| Security Type | Money Market Fund |
| Equity Style | -- |
| Broad Asset Class | Money Market |
| Broad Category | Capital Preservation |
| Global Peer Group | Bond USD Tax Exempt Money Market |
| Peer Group | Tax-Exempt Money Market Funds |
| Global Macro | Bond HC |
| US Macro | Tax-Exempt Money Market Funds |
| YCharts Categorization | -- |
| YCharts Benchmark | -- |
| Prospectus Objective | Tax-Exempt Money Market Funds |
| Fund Owner Firm Name | American Century Investments |
| Broad Asset Class Benchmark Index | |
| ^BBUTB13MTR | 100.0% |
Fundamentals
| General | |
| Distribution Yield | -- |
| Dividend Yield TTM (4-10-26) | 2.18% |
| 30-Day SEC Yield (11-30-25) | 2.43% |
| 7-Day SEC Yield (1-31-26) | 1.60% |
| Number of Holdings | 99 |
| Bond | |
| Yield to Maturity (12-31-25) | -- |
| Effective Duration | -- |
| Average Coupon | -- |
| Calculated Average Quality | -- |
| Effective Maturity | -- |
| Nominal Maturity | -- |
| Number of Bond Holdings | 93 |
As of December 31, 2025
Fund Details
| Key Dates | |
| Launch Date | 8/1/1984 |
| Last Annual Report Date | 5/31/2025 |
| Last Prospectus Date | 10/1/2025 |
| Attributes | |
| Index Fund | -- |
| Inverse Fund | No |
| Leveraged Fund | -- |
| Fund of Funds | No |
| Currency Hedged Fund | -- |
| Socially Responsible Fund | No |
Top Portfolio Holders
| Name | % Weight |
|---|---|
| Portfolio A | 5.00% |
| Portfolio B | 3.50% |
| Portfolio C | 2.25% |