FZDXX — Fidelity Money Market Fund

FZDXX Fund Overview

FZDXX — Fidelity Money Market Fund is a US mutual fund managed by Fidelity Hereford Street Trust, categorised as Money Market. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

• Type: US mutual fund
• Manager: Fidelity Hereford Street Trust
• Category: Money Market
• Ticker: FZDXX
• SEC CIK: 0000917286
• SEC series ID: S000007052
• Share class ID: C000154306

FZDXX Investment Objective and Strategy

Fidelity Money Market Fund describes its objective and strategy as follows, from its latest prospectus filed with the SEC by Fidelity Hereford Street Trust.

Investment objective

Fidelity Money Market Fund seeks as high a level of current income as is consistent with preservation of capital and liquidity.

Principal investment strategy

Investing in U.S. dollar-denominated money market securities of domestic and foreign issuers and repurchase agreements. Investing more than 25% of total assets in the financial services industries. Investing in compliance with industry-standard regulatory requirements for money market funds for the quality, maturity, liquidity, and diversification of investments.

FZDXX Costs and Fees

FZDXX costs about $30 per $10,000 invested per year in fund expenses.

• Net expense ratio: 0.30%
• Gross expense ratio: 0.36%

FZDXX Debt Constituents

No individual debt constituents are reported in Fidelity Money Market Fund's latest SEC N-PORT filing.

FZDXX Prospectus and SEC Filings

Official Fidelity Money Market Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

• Prospectus (485BPOS) — filed 2026-06-24
• Prospectus (485BPOS) — filed 2025-06-24
• Prospectus (485BPOS) — filed 2024-06-26
• Annual census (N-CEN) — filed 2026-07-10
• Annual census (N-CEN) — filed 2025-07-10
• Annual census (N-CEN) — filed 2024-07-15

Related Funds

Other Money Market funds tracked on ABC INVEST:

• Emerald Growth Fund (HSPCX)
• Barings Active Short Duration Bond Fund (BXDIX)
• IVA Worldwide Fund (IVWAX)
• Stadion Tactical Growth Fund (ETFDX)
• BBH Partner Fund - Select Short Term Assets (BBSTX)

Data Sources

ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.