# EDGAR Filing Document

**Accession Number:** 0002054373
**File Stem:** 0001528621-25-001046
**Filing Date:** 2025-10
**Character Count:** 2234
**Document Hash:** 19185c7ac4e814322ac2079ff30f2785
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001528621-25-001046.hdr.sgml**: 20251001

**ACCESSION NUMBER**: 0001528621-25-001046

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251001

**DATE AS OF CHANGE**: 20251001

**EFFECTIVENESS DATE**: 20251001

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Invesco Unit Trusts Series 2433
- **CENTRAL INDEX KEY:** 0002054357

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** NY

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-287908
- **FILM NUMBER:** 251363136

**BUSINESS ADDRESS:**
- **STREET 1:** 225 LIBERTY STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10281
- **BUSINESS PHONE:** 2126524344

**MAIL ADDRESS:**
- **STREET 1:** 225 LIBERTY STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10281
**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Invesco Unit Trusts Series 2442
- **CENTRAL INDEX KEY:** 0002054373

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** NY

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-288545
- **FILM NUMBER:** 251363137

**BUSINESS ADDRESS:**
- **STREET 1:** 225 LIBERTY STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10281
- **BUSINESS PHONE:** 2126524344

**MAIL ADDRESS:**
- **STREET 1:** 225 LIBERTY STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10281

NO SERIES-AND-CLASSES-CONTRACTS-DATA BLOCK FOUND

Filed Pursuant to Rule 497(d)

**INVESCO UNIT TRUSTS, SERIES 2433**

Global Dividend Sustainability Portfolio 2025-3

International Dividend Sustainability Portfolio 2025-3

**INVESCO UNIT TRUSTS, SERIES 2442**

New World Leaders Portfolio 2025-3

**Supplement to the Prospectuses**

As a result of a previously announced spinoff, your Portfolio will receive one share of Sony Financial Group Inc. NPV (ADR) for every five shares of Sony Group Corporation (ADR) held as of the close of the September 30, 2025 record date. Following the completion of this spinoff, your Portfolio will continue to hold and purchase shares of both Sony Group Corporation (ADR) and Sony Financial Group Inc. NPV (ADR).

Supplement Dated: October 1, 2025