Company: PRMB
Filing Date: 2025-12-05
Form Type: 424B3
Source: 0001193125-25-309678
Chunk: 10

Company: Primo Brands Corp
Filing Date: 2025-12-05
Form: 424B3
Chunk 10
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 subsequently filed document incorporated by reference modifies or replaces that statement. This prospectus and any accompanying prospectus supplement incorporate by reference the documents set forth below that have previously been filed with the SEC:

| • |     | the description of our Class                                                                                                                            
 A common stock contained in our registration statement on Form 8-A (File                                                                                
 No. 000-56706), filed with the SEC under Section 12(b) of the Exchange Act on November                                                                  
 8, 2024, as updated by Exhibit 4.6 to our Annual Report on Form 10-K, for the year ended                                                                
 December 31, 2024, filed with the SEC on February 27, 2025, and any amendment or report filed with the SEC for the purpose of updating the description; |

All reports and other documents we subsequently file pursuant to Section 13(a), 13(c), 14 or 15(d) of the Exchange Act, prior to the termination of this offering, including all such documents we may file with the SEC after the date of the initial registration statement and prior to the effectiveness of the registration statement, but excluding any information furnished to, rather than filed with, the SEC, will also be incorporated by reference into this prospectus and deemed to be part of this prospectus from the date of the filing of such reports and documents. 8

You may request a free copy of any of the documents incorporated by reference in this
prospectus by writing or telephoning us at the following address:

Primo Brands Corporation

Attention: Investor Relations

1150
Assembly Drive, Suite 800

Tampa, Florida 33607

Telephone: (813) 544-8515

Exhibits to the filings will not be sent, however, unless those exhibits have specifically been incorporated by reference in this prospectus
or any accompanying prospectus supplement.

9

THE COMPANY

Our Company

Primo Brands is a leading
North American branded beverage company focused on healthy hydration, delivering responsibly sourced diversified offerings across products, formats, channels, price points, and consumer occasions, distributed in every U.S. state and Canada.

We have a comprehensive portfolio of highly recognizable and conveniently packaged branded water and beverages that reach consumers whenever,
wherever, and however they hydrate through distribution across retail outlets, away from home such as hotels and hospitals, and hospitality and food service accounts, as well as direct delivery to homes and businesses. These brands include
established “billion-dollar brands” Poland