# EDGAR Filing Document

**Accession Number:** 0000028540
**File Stem:** 0000028540-26-000007
**Filing Date:** 2026-6
**Character Count:** 7614
**Document Hash:** 92b5cea6bb0c4868d7dd1d9d0f2658d1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000028540-26-000007.hdr.sgml**: 20260616

**ACCESSION NUMBER**: 0000028540-26-000007

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 26

**FILED AS OF DATE**: 20260616

**DATE AS OF CHANGE**: 20260616

**EFFECTIVENESS DATE**: 20260616

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FIDELITY OXFORD STREET TRUST
- **CENTRAL INDEX KEY:** 0000028540

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0731

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-77909
- **FILM NUMBER:** 261093345

**BUSINESS ADDRESS:**
- **STREET 1:** 245 SUMMER STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210
- **BUSINESS PHONE:** 617-563-7000

**MAIL ADDRESS:**
- **STREET 1:** 245 SUMMER STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** DAILY MONEY FUND/MA/
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** DEVONSHIRE STREET FUND INC
- **DATE OF NAME CHANGE:** 19821213

## Series and Classes Contracts Data

### Fidelity Series Commodity Strategy Fund (Series ID: S000042145)

---

|  |  |  |
|:---|:---|:---|
| Class Name                              | Ticker Symbol | Class ID   |
| Fidelity Series Commodity Strategy Fund | FCSSX         | C000130874 |

---

### Fidelity Commodity Strategy Fund (Series ID: S000055837)

---

|  |  |  |
|:---|:---|:---|
| Class Name                       | Ticker Symbol | Class ID   |
| Fidelity Commodity Strategy Fund | FYHTX         | C000175832 |

---

## Series and Classes Contracts Data

### Fidelity Series Commodity Strategy Fund (Series ID: S000042145)

| Class ID   | Class Name                              | Ticker Symbol   |
|:---|:---|:---|
| C000130874 | Fidelity Series Commodity Strategy Fund | FCSSX           |

### Fidelity Commodity Strategy Fund (Series ID: S000055837)

| Class ID   | Class Name                       | Ticker Symbol   |
|:---|:---|:---|
| C000175832 | Fidelity Commodity Strategy Fund | FYHTX           |

?xml version='1.0' encoding='ASCII'? Prospectus - Investment Objective

**Supplement to the Fidelity® Series Commodity Strategy Fund September 29, 2025 Prospectus** 

The following information replaces similar information found in the "Fund Summary" section under the "Principal Investment Strategies" heading.

The Bloomberg Commodity 3 Month Forward Total Return Index is a version of the BCOM where the lead and future contracts look three months ahead of the BCOM index contract calendar. The Bloomberg Commodity 3 Month Forward Total Return Index reflects the returns on a fully collateralized investment in the Bloomberg Commodity 3 Month Forward Index. This combines the returns of the Bloomberg Commodity 3 Month Forward Index with the returns on cash collateral invested using the Secured Overnight Financing Rate (SOFR). The SOFR is a secured overnight interest rate calculated by the Federal Reserve Bank of New York, derived from repurchase agreement transactions collateralized by U.S. Treasury securities.

The following information replaces similar information found in the "Investment Details" section under the "Principal Investment Strategies" heading.

The Bloomberg Commodity 3 Month Forward Total Return Index is a version of the BCOM where the lead and future contracts look three months ahead of the BCOM index contract calendar. The Bloomberg Commodity 3 Month Forward Total Return Index reflects the returns on a fully collateralized investment in the Bloomberg Commodity 3 Month Forward Index. This combines the returns of the Bloomberg Commodity 3 Month Forward Index with the returns on cash collateral invested using the Secured Overnight Financing Rate (SOFR). The SOFR is a secured overnight interest rate calculated by the Federal Reserve Bank of New York, derived from repurchase agreement transactions collateralized by U.S. Treasury securities.

The following information replaces similar information found in the "Additional Index Information" section.

Bloomberg Commodity 3 Month Forward Total Return Index is a version of the Bloomberg Commodity Total Return Index (BCOM) where the lead and future contracts look three months ahead of the BCOM index contract calendar. The Bloomberg Commodity 3 Month Forward Total Return Index reflects the returns on a fully collateralized investment in the Bloomberg Commodity 3 Month Forward Index. This combines the returns of the Bloomberg Commodity 3 Month Forward Index with the returns on cash collateral invested using the Secured Overnight Financing Rate (SOFR). The SOFR is a secured overnight interest rate calculated by the Federal Reserve Bank of New York, derived from repurchase agreement transactions collateralized by U.S. Treasury securities.

SCR-S-PSTK-0626-106 1.905901.106 June 16, 2026

**Supplement to the Fidelity® Commodity Strategy Fund September 29, 2025 Prospectus** 

The following information replaces similar information found in the "Fund Summary" section under the "Principal Investment Strategies" heading.

The Bloomberg Commodity 3 Month Forward Total Return Index is a version of the BCOM where the lead and future contracts look three months ahead of the BCOM index contract calendar. The Bloomberg Commodity 3 Month Forward Total Return Index reflects the returns on a fully collateralized investment in the Bloomberg Commodity 3 Month Forward Index. This combines the returns of the Bloomberg Commodity 3 Month Forward Index with the returns on cash collateral invested using the Secured Overnight Financing Rate (SOFR). The SOFR is a secured overnight interest rate calculated by the Federal Reserve Bank of New York, derived from repurchase agreement transactions collateralized by U.S. Treasury securities.

The following information replaces similar information found in the "Investment Details" section under the "Principal Investment Strategies" heading

The Bloomberg Commodity 3 Month Forward Total Return Index is a version of the BCOM where the lead and future contracts look three months ahead of the BCOM index contract calendar. The Bloomberg Commodity 3 Month Forward Total Return Index reflects the returns on a fully collateralized investment in the Bloomberg Commodity 3 Month Forward Index. This combines the returns of the Bloomberg Commodity 3 Month Forward Index with the returns on cash collateral invested using the Secured Overnight Financing Rate (SOFR). The SOFR is a secured overnight interest rate calculated by the Federal Reserve Bank of New York, derived from repurchase agreement transactions collateralized by U.S. Treasury securities.

The following information replaces similar information found in the "Additional Index Information" section.

Bloomberg Commodity 3 Month Forward Total Return Index is a version of the Bloomberg Commodity Total Return Index (BCOM) where the lead and future contracts look three months ahead of the BCOM index contract calendar. The Bloomberg Commodity 3 Month Forward Total Return Index reflects the returns on a fully collateralized investment in the Bloomberg Commodity 3 Month Forward Index. This combines the returns of the Bloomberg Commodity 3 Month Forward Index with the returns on cash collateral invested using the Secured Overnight Financing Rate (SOFR). The SOFR is a secured overnight interest rate calculated by the Federal Reserve Bank of New York, derived from repurchase agreement transactions collateralized by U.S. Treasury securities.

CSZ-PSTK-0626-100 1.9923081.100 June 16, 2026