Company: CI
Filing Date: 2025-09-04
Form Type: 424B5
Source: 0001140361-25-033868
Chunk: 7

Company: Cigna Group
Filing Date: 2025-09-04
Form: 424B5
Chunk 7
---
 and the accompanying prospectus from the date of filing of those documents. To obtain a copy of these filings at no cost, you may write or telephone us at the following address: The Cigna Group Two Liberty Place, 1601 Chestnut Street Philadelphia, Pennsylvania 19192-1550 Attention: Shareholder Services Telephone: (215) 761-3516 E-mail: shareholderservices@evernorth.com Exhibits to the filings will not be sent, however, unless those exhibits have specifically been incorporated by reference into such document.

S-iv

#### TABLE OF CONTENTS

### SUMMARY
This summary highlights selected information about The Cigna Group and this offering. It does not contain all of the information that may be important to you in deciding whether to purchase the Notes. We encourage you to read the entire prospectus supplement, the accompanying prospectus and the documents that we have filed with the SEC that are incorporated by reference herein prior to deciding whether to purchase the Notes.

#### The Cigna Group
The Cigna Group, together with its subsidiaries, is a global health company committed to creating a better future for every individual and every community. We relentlessly challenge ourselves to partner and innovate solutions for better health. Powered by our people and our brands, we advance our mission to improve the health and vitality of those we serve.

Our subsidiaries offer a differentiated set of pharmacy, medical, behavioral, dental, and related products and services. The majority of these products and services are offered through employers and other entities, such as governmental and nongovernmental organizations, unions and associations. One of our business segments also offers health and dental insurance products to individuals in the United States and select international markets.

The Cigna Group’s principal executive offices are located at 900 Cottage Grove Road, Bloomfield, CT 06002. Our telephone number is (860) 226-6000.

For additional information concerning The Cigna Group, please see our most recent Annual Report on Form 10-K and our other filings with the SEC. See “Where You Can Find More Information.”

<div align='center'>S-1</div>

#### TABLE OF CONTENTS

#### The Offering
The terms of the Notes are summarized below solely for your convenience. This summary is not a complete description of the Notes. You should read the full text and more specific details contained elsewhere in this prospectus supplement and the accompanying prospectus. For a more detailed description of the Notes, see the discussion under the caption “Description of the Notes” beginning