# EDGAR Filing Document

**Accession Number:** 0001847310
**File Stem:** 0001193125-26-252776
**Filing Date:** 2026-6
**Character Count:** 3134
**Document Hash:** f2f1d55b095bae7ada57d52f0fc7c8a5
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-252776.hdr.sgml**: 20260602

**ACCESSION NUMBER**: 0001193125-26-252776

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260602

**DATE AS OF CHANGE**: 20260602

**EFFECTIVENESS DATE**: 20260602

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Short Term Investment Fund for Puerto Rico Residents, Inc.
- **CENTRAL INDEX KEY:** 0001847310

**ORGANIZATION NAME:**
- **EIN:** 660621518
- **STATE OF INCORPORATION:** PR
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-259157
- **FILM NUMBER:** 261054245

**BUSINESS ADDRESS:**
- **STREET 1:** 250 MUNOZ RIVERA
- **STREET 2:** TENTH FLOOR
- **CITY:** SAN JUAN
- **STATE:** PR
- **ZIP:** 00918
- **BUSINESS PHONE:** 787-250-3600

**MAIL ADDRESS:**
- **STREET 1:** 250 MUNOZ RIVERA
- **STREET 2:** TENTH FLOOR
- **CITY:** SAN JUAN
- **STATE:** PR
- **ZIP:** 00918

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Puerto Rico Short Term Investment Fund, Inc.
- **DATE OF NAME CHANGE:** 20210222

## Series and Classes Contracts Data

### Short Term Investment Fund for Puerto Rico Residents, Inc. (Series ID: S000074333)

---

|  |  |
|:---|:---|
| Class Name | Class ID   |
| Class A    | C000232065 |
| Class B    | C000246508 |

---

## Series and Classes Contracts Data

### Short Term Investment Fund for Puerto Rico Residents, Inc. (Series ID: S000074333)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000232065 | Class A      |  |
| C000246508 | Class B      |  |

![LOGO](g889642g07e15.jpg)

## UBS Puerto Rico Family of Funds
June 1, 2026

**Supplement to the Prospectus and the Statement of Additional Information ("SAI"), each dated October 28, 2025.** 

**Includes:** 

• Short Term Investment Fund for Puerto Rico Residents, Inc.

Dear Investor,

The purpose of this supplement is to update certain information for Short Term Investment Fund for Puerto Rico Residents, Inc. (the "Fund").

Effective May 11, 2026, the Fund has entered into a Master Custodian Agreement with State Street Bank and Trust Company ("State Street") pursuant to which State Street will provide certain custodial services relating to securities and other assets of the Fund; the Fund has entered into an Administration Agreement with State Street pursuant to which State Street will provide certain administrative services to the Fund; and the Fund has entered into an Ancillary Administration Services Agreement with UBS Trust Company of Puerto Rico ("UBS TCPR") pursuant to which UBS TCPR will provide ancillary administration services to the Fund in support of State Street as Administrator to the Fund.

All references in the Prospectus and SAI to prior custody, sub-custody, fund administration and sub-fund administration agreements or arrangements are superseded to the extent inconsistent with this supplement.

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

UBS Asset Managers of Puerto Rico, a division of UBS Trust Company of Puerto Rico