# EDGAR Filing Document

**Accession Number:** 0000842790
**File Stem:** 0001193125-25-152742
**Filing Date:** 2025-6
**Character Count:** 7182
**Document Hash:** 9f3fd8c43665c2fdf84bf3ada60587a7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-152742.hdr.sgml**: 20250630

**ACCESSION NUMBER**: 0001193125-25-152742

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20250630

**DATE AS OF CHANGE**: 20250630

**EFFECTIVENESS DATE**: 20250630

**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:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-39519
- **FILM NUMBER:** 251092363

**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 High Yield Fund (Series ID: S000000243)

| Class ID   | Class Name     | Ticker Symbol   |
|:---|:---|:---|
| C000000586 | Class A        | AMHYX           |
| C000000588 | Class C        | AHYCX           |
| C000000589 | Investor Class | HYINX           |
| C000023117 | CLASS R5       | AHIYX           |
| C000071210 | Class Y        | AHHYX           |
| C000120675 | Class R6       | HYIFX           |

### INVESCO Income Fund (Series ID: S000000251)

| Class ID   | Class Name     | Ticker Symbol   |
|:---|:---|:---|
| C000000601 | Class A        | AGOVX           |
| C000000603 | Class C        | AGVCX           |
| C000000604 | Class R        | AGVRX           |
| C000000605 | Investor Class | AGIVX           |
| C000029663 | CLASS R5       | AGOIX           |
| C000071212 | Class Y        | AGVYX           |
| C000188949 | Class R6       |  |

### INVESCO Short Duration Inflation Protected Fund (Series ID: S000000252)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000000606 | Class A2     | SHTIX           |
| C000000607 | Class A      | LMTAX           |
| C000023119 | CLASS R5     | ALMIX           |
| C000071213 | Class Y      | LMTYX           |
| C000164285 | Class R6     |  |

### INVESCO Government Money Market Fund (Series ID: S000000253)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000000609 | Class C              |  |
| C000000610 | Class R              |  |
| C000000611 | Invesco Cash Reserve | AIMXX           |
| C000023120 | Investor Class       | INAXX           |
| C000071214 | Class Y              |  |
| C000085152 | CLASS AX             | ACZXX           |
| C000085154 | CLASS CX             | ACXXX           |
| C000188950 | Class R6             |  |
| C000217953 | Class A              |  |

### 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           |

### INVESCO Short Term Bond Fund (Series ID: S000000256)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000000621 | Class A      | STBAX           |
| C000000622 | Class C      | STBCX           |
| C000000623 | Class R      | STBRX           |
| C000023124 | CLASS R5     | ISTBX           |
| C000071217 | Class Y      | STBYX           |
| C000120677 | Class R6     | ISTFX           |

### INVESCO Global Real Estate Fund (Series ID: S000010736)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000029658 | Class A      | AGREX           |
| C000029660 | Class C      | CGREX           |
| C000029661 | Class R      | RGREX           |
| C000029662 | CLASS R5     | IGREX           |
| C000071219 | Class Y      | ARGYX           |
| C000120678 | Class R6     | FGREX           |

### INVESCO CORPORATE BOND FUND (Series ID: S000027851)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000084553 | CLASS C      | ACCEX           |
| C000084554 | CLASS Y      | ACCHX           |
| C000084555 | CLASS R5     | ACCWX           |
| C000084556 | CLASS A      | ACCBX           |
| C000095838 | Class R      | ACCZX           |
| C000120680 | Class R6     | ICBFX           |

### Invesco U.S. Government Money Portfolio (Series ID: S000064669)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000209395 | Invesco Cash Reserve |  |
| C000209396 | Class R              |  |
| C000209397 | Class Y              |  |
| C000209398 | Class R6             |  |
| C000209399 | Class C              |  |

### Invesco SMA High Yield Bond Fund (Series ID: S000079750)

| Class ID   | Class Name                       | Ticker Symbol   |
|:---|:---|:---|
| C000241067 | Invesco SMA High Yield Bond Fund |  |

![](g944321invesco_global.jpg)

11 Greenway Plaza <br>Houston, TX 77046 <br>invesco.com

June 30, 2025

**VIA EDGAR**

Securities and Exchange Commission <br>100 F Street, NE <br>Washington, DC 20549

Re: AIM Investment Securities Funds (Invesco Investment Securities Funds) <br>CIK 0000842790

1933 Act Registration No. 033-39519 <br>1940 Act Registration No. 811-05686

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended ("1933 Act"), the undersigned certifies on behalf of AIM Investment Securities Funds (Invesco Investment Securities Funds) (the "Fund") that the Prospectuses and the Statements of Additional Information relating to the Class A, Class A2, Class AX, Class C, Class CX, Class R, Class Y, Invesco Cash Reserve, Investor Class, Class R5 and Class R6 shares, as applicable, of:

Invesco Corporate Bond Fund, Invesco Global Real Estate Fund, Invesco Government Money Market Fund, Invesco High Yield Fund, Invesco Income Fund, Invesco Real Estate Fund, Invesco Short Duration Inflation Protected Fund, Invesco Short Term Bond Fund, Invesco SMA High Yield Bond Fund and Invesco U.S. Government Money Portfolio

that would have been filed under Rule 497(c) under the 1933 Act do not differ from the documents in Post-Effective Amendment No. 110 to the Fund's Registration Statement on Form N-1A, which was filed electronically with the Securities and Exchange Commission on June 26, 2025.

Please send copies of all correspondence with respect to the Amendment to the undersigned, or contact me at (212) 652-4402 or Monique.McClure@invesco.com.

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| |
|:---|
| Very truly yours, |
| /s/ Monique McClure  |
| Monique McClure<br> Senior Counsel<br>|

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