Investment Fund

Share Class
Purchase Restrictions: For American Funds Money Market Fund, Class 529-A shares may be exchanged into any other fund’s Class 529-C shares, except for American Funds Inflation Linked Bond Fund, Intermediate Bond Fund of America and Short-Term Bond Fund of America. See the prospectus for details.
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Summary

Internal Prompt
Price at NAV $1.00 as of 4/17/2026 (updated daily)
Fund Assets (millions) $35,411.5
Portfolio Managers
N/A
Expense Ratio
(Gross/Net %)
0.54 / 0.54%
Prospectus
Internal Prompt

Returns at NAV

Returns with Sales Charge

Read important investment disclosures
N/A
1-year return
N/A
5-year return
N/A
10-year return
3.15%
Annualized 7-Day SEC Yield
Returns as of 3/31/26 (updated monthly). Yield as of 3/31/26 (updated monthly).

Asset Mix

U.S. Equities0.0%
Non-U.S. Equities0.0%
U.S. Bonds6.4%
Non-U.S. Bonds0.0%
Cash & Equivalents
93.6%
As of 3/31/2026 (updated monthly)

Description

Fund Objective
The investment objective of the fund is to provide you with a way to earn income on your cash reserves while preserving capital and maintaining liquidity. The fund is a government money market fund that seeks to preserve the value of your investment at $1.00 per share.

Fund Statistics

43 days
Weighted Average Maturity
62 days
Weighted Average Life

As of 3/31/2026 (updated monthly)

Liquidity, Net Flows & Pricing

As of Date Daily Liquid Assets (%) Weekly Liquid Assets (%) Net Flows ($) Market Value NAV ($)
4/17/26 69.21 86.31 7,106,918.68 1.0002
4/16/26 68.86 86.37 -23,409,884.12 1.0000
4/15/26 68.65 87.31 -37,864,762.41 1.0000
4/14/26 68.97 87.60 -21,551,084.21 1.0000
4/13/26 68.78 88.19 -32,523,142.20 1.0000
4/10/26 69.11 87.91 -12,634,282.34 1.0002

VIEW HISTORY

Fund Facts

Fund Inception 5/01/2009
Fund Assets (millions)
As of 3/31/2026
 $35,411.5
Shareholder Accounts
Shareholder accounts are as of 3/31/2026
 121,640
Regular Dividends Paid
Monthly
Minimum Initial Investment $1,000
Capital Gains Paid
Dec
Fiscal Year-End Sep
Prospectus Date 12/01/2025
CUSIP 02630U 60 2
Fund Number 1059

Returns

Internal Prompt

Month-End Returns as of 3/31/26

Returns at NAV
| With Sales Charge
Read important investment disclosures
AAFXX
USTREAS T-Bill Auction Ave 3 Mon

Quarter-End Returns as of 3/31/26

Growth of 10K

Read important investment disclosures

High & Low Prices

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Yield Read important investment disclosures

7-Day SEC Yield
as of 4/17/2026 (updated daily) 		7-Day SEC Yield
as of 3/31/2026 (updated monthly)
Fund at NAV 3.16% 3.15%
Fund at MOP N/A N/A

Holdings

Money Market Breakdown

Sectors

 U.S. Treasuries 48.9%
Government Agency Securities 33.1%
Repurchase Agreements 13.1%
Agency Notes & Bonds 4.9%

% of net assets as of 3/31/2026 (updated monthly)

Top Securities

U.S. Treasury 0% 5/14/2026
4.5%
U.S. Treasury 0% 5/26/2026
2.8%
U.S. Treasury 0% 5/12/2026
2.7%
U.S. Treasury 0% 4/23/2026
2.4%
U.S. Treasury 0% 6/11/2026
2.3%
U.S. Treasury 0% 6/25/2026
2.2%
U.S. Treasury 0% 4/30/2026
2.2%
FED HM LN BK BD 5/27/2026
2.1%
SOCIETE GENERALE (NEW YORK BRANCH) 3.66% 04-01 ...
2.0%
U.S. Treasury 0% 5/19/2026
1.9%

% of net assets as of 3/31/2026 (updated monthly)

QUARTERLY HOLDINGS

MONTHLY HOLDINGS

Prices & Distributions

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Historical Prices Month-End

2026

Historical Prices Year-End

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Historical Distributions as of 04/17/26

FIND HISTORICAL DISTRIBUTIONS
2026
Record
Date		 Calculated
Date		 Pay Date
Income Dividend Regular
Income Dividend Special
Cap. Gains Long-Term
Cap. Gains Short-Term
Reinvest NAV
Daily 01/30/26 02/02/26 $0.0026878 $0.00 $0.00 $0.00 $1.00
Daily 02/27/26 03/02/26 $0.0024115 $0.00 $0.00 $0.00 $1.00
Daily 03/31/26 04/01/26 $0.0026636 $0.00 $0.00 $0.00 $1.00
2026 Year-to-Date: Dividends Subtotal: $0.0077629 Cap Gains Subtotal: $0.00
Total Distributions: $0.0077629

Fees & Expenses

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Fees

Annual Management Fees 0.26%
Other Expenses 0.15%
Service 12b-1 0.13%
As of each fund's most recent prospectus.
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Expense Ratio

AAFXX 0.54%
Lipper U.S. Government Money Market Funds Average
0.43%
Fund as of most recent prospectus. Lipper Category as of 3/31/26 (updated quarterly).