# EDGAR Filing Document

**Accession Number:** 0002037692
**File Stem:** 0001528621-25-000712
**Filing Date:** 2025-7
**Character Count:** 2025
**Document Hash:** fd5f195bae2aaa856048f8df07a606e7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001528621-25-000712.hdr.sgml**: 20250715

**ACCESSION NUMBER**: 0001528621-25-000712

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250715

**DATE AS OF CHANGE**: 20250715

**EFFECTIVENESS DATE**: 20250715

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** GUGGENHEIM DEFINED PORTFOLIOS, SERIES 2489
- **CENTRAL INDEX KEY:** 0002037692

**ORGANIZATION NAME:**
- **EIN:** 481175174
- **STATE OF INCORPORATION:** KS

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-286136
- **FILM NUMBER:** 251125090

**BUSINESS ADDRESS:**
- **STREET 1:** 2300 CABOT DRIVE
- **STREET 2:** SUITE 325
- **CITY:** LISLE
- **STATE:** IL
- **ZIP:** 60532
- **BUSINESS PHONE:** 630-577-2243

**MAIL ADDRESS:**
- **STREET 1:** 2300 CABOT DRIVE
- **STREET 2:** SUITE 325
- **CITY:** LISLE
- **STATE:** IL
- **ZIP:** 60532

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GUGGENHEIM DEFINED PORTFOLIO, SERIES 2489
- **DATE OF NAME CHANGE:** 20240916

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

**SUPPLEMENT DATED JULY 15, 2025 TO** 

**THE FOLLOWING PROSPECTUS** 

**GUGGENHEIM DEFINED PORTFOLIOS, SERIES 2489**

**DATED May 19, 2025**

**abrdn Medical Science Innovation Portfolio, Series 10**

**File No. 333-286136**

Notwithstanding anything to the contrary in the Prospectus, on July 15, 2025, shares of Blueprint Medicines Corporation (ticker: BPMC) were removed from the above listed Trust's portfolio for certain reasons set forth under "Changing Your Portfolio" in the Prospectus.

The number of shares of the remaining securities held by the Trust and the percentage of the portfolio those shares represent may fluctuate as additional units are created, the value of the securities fluctuates and as the Trust sells shares of the securities to meet redemptions, pay expenses and in other extraordinary circumstances. Please see your Trust's Prospectus for additional information.

Please keep for future reference.