# EDGAR Filing Document

**Accession Number:** 0000842790
**File Stem:** 0001104659-25-061491
**Filing Date:** 2025-6
**Character Count:** 3480
**Document Hash:** a7b3b77795242d79625db357cd501af1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-061491.hdr.sgml**: 20250623

**ACCESSION NUMBER**: 0001104659-25-061491

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250623

**DATE AS OF CHANGE**: 20250623

**EFFECTIVENESS DATE**: 20250623

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AIM INVESTMENT SECURITIES FUNDS (INVESCO INVESTMENT SECURITIES FUNDS)
- **CENTRAL INDEX KEY:** 0000842790

**ORGANIZATION NAME:**
- **EIN:** 760343427
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0228

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-39519
- **FILM NUMBER:** 251063356

**BUSINESS ADDRESS:**
- **STREET 1:** 11 GREENWAY PLAZA
- **STREET 2:** SUITE 1000
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77046
- **BUSINESS PHONE:** 7136261919

**MAIL ADDRESS:**
- **STREET 1:** 11 GREENWAY PLAZA
- **STREET 2:** SUITE 1000
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77046

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AIM INVESTMENT SECURITIES FUNDS
- **DATE OF NAME CHANGE:** 20000921

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AIM INVESTMENT SECURITIES FUNDS INC
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AIM PRIME RATE PREMIUM INCOME FUND INC
- **DATE OF NAME CHANGE:** 19910320

## Series and Classes Contracts Data

### INVESCO Real Estate Fund (Series ID: S000000255)

---

|  |  |  |
|:---|:---|:---|
| Class Name     | Ticker Symbol | Class ID   |
| Class A        | IARAX         | C000000616 |
| Class C        | IARCX         | C000000618 |
| Class R        | IARRX         | C000000619 |
| Investor Class | REINX         | C000000620 |
| CLASS R5       | IARIX         | C000023123 |
| Class Y        | IARYX         | C000071216 |
| Class R6       | IARFX         | C000120676 |

---

## Series and Classes Contracts Data

### INVESCO Real Estate Fund (Series ID: S000000255)

| Class ID   | Class Name     | Ticker Symbol   |
|:---|:---|:---|
| C000000616 | Class A        | IARAX           |
| C000000618 | Class C        | IARCX           |
| C000000619 | Class R        | IARRX           |
| C000000620 | Investor Class | REINX           |
| C000023123 | CLASS R5       | IARIX           |
| C000071216 | Class Y        | IARYX           |
| C000120676 | Class R6       | IARFX           |

**SUPPLEMENT DATED JUNE 23, 2025 TO THE CURRENT** <br>**SUMMARY PROSPECTUS, STATUTORY PROSPECTUS AND STATEMENT OF ADDITIONAL INFORMATION FOR:**

**Invesco Real Estate Fund**

(the "Fund")

This supplement amends the Summary Prospectus, Statutory Prospectus and Statement of Additional Information, as amended to date, of the above referenced Fund and is in addition to any other supplement(s), unless otherwise specified. *You should read this supplement in conjunction with the Summary Prospectus, Statutory Prospectus and Statement of Additional Information and retain it for future reference.*

Effective June 27, 2025, James Cowen will no longer serve as a Portfolio Manager of the Fund. At that time, all references to Mr. Cowen will be deemed to be removed from the Fund's Summary Prospectus, Statutory Prospectus and, with respect to the Fund only, Statement of Additional Information.

Additionally, effective June 27, 2025, all references to Invesco Asset Management Limited will be deemed to be removed from the Fund's Summary Prospectus and Statutory Prospectus.

REA-SUMSTATSAI-SUP 060925

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