# EDGAR Filing Document

**Accession Number:** 0001060517
**File Stem:** 0001193125-26-106347
**Filing Date:** 2026-3
**Character Count:** 2625
**Document Hash:** 787bbfe7a7b61c92e0efff20a2a6efd7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-106347.hdr.sgml**: 20260313

**ACCESSION NUMBER**: 0001193125-26-106347

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260313

**DATE AS OF CHANGE**: 20260313

**EFFECTIVENESS DATE**: 20260313

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** UBS Series Funds
- **CENTRAL INDEX KEY:** 0001060517

**ORGANIZATION NAME:**
- **EIN:** 134010447
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0430

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-52965
- **FILM NUMBER:** 26753267

**BUSINESS ADDRESS:**
- **STREET 1:** C/O UBS ASSET MANAGEMENT (AMERICAS) LLC
- **STREET 2:** 1285 AVENUE OF THE AMERICAS
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019
- **BUSINESS PHONE:** 212-821-3000

**MAIL ADDRESS:**
- **STREET 1:** C/O UBS ASSET MANAGEMENT (AMERICAS) LLC
- **STREET 2:** 1285 AVENUE OF THE AMERICAS
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** UBS MONEY SERIES
- **DATE OF NAME CHANGE:** 20020716

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BRINSON MONEY SERIES
- **DATE OF NAME CHANGE:** 20010625

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MITCHELL HUTCHINS LIR MONEY SERIES
- **DATE OF NAME CHANGE:** 19990730

## Series and Classes Contracts Data

### Cantor Fitzgerald Government Money Market Fund (Series ID: S000083382)

---

|  |  |  |
|:---|:---|:---|
| Class Name           | Ticker Symbol | Class ID   |
| Investor Shares      | CFGXX         | C000246985 |
| Institutional Shares | CFYXX         | C000248938 |

---

## Series and Classes Contracts Data

### Cantor Fitzgerald Government Money Market Fund (Series ID: S000083382)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000246985 | Investor Shares      | CFGXX           |
| C000248938 | Institutional Shares | CFYXX           |

![LOGO](g104039g22y01.jpg)

## Cantor Fitzgerald Government Money Market Fund
March 13, 2026

**Supplement to the prospectus, dated August 28, 2025.** 

Dear Investor,

The purpose of this supplement is to update certain information in the prospectus for Cantor Fitzgerald Government Money Market Fund (the "fund"), a series of UBS Series Funds, as described below.

**The fund will be closed for business on April 3, 2026, in observance of Good Friday, in accordance with the New York Stock Exchange holiday schedule.** 

**PLEASE BE SURE TO RETAIN THIS IMPORTANT INFORMATION FOR FUTURE REFERENCE.**© UBS 2026. All rights reserved.

UBS Asset Management (Americas) LLC