Primo Brands Corp — Director's Dealing 2025

Dec 12, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Primo Brands Corp (PRMB)
CIK: 0002042694
Period of Report: 2025-12-10

Reporting Person: Hass David W. (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-10	Class A Common Stock	A	34605	—	Acquired	388017	Direct
2025-12-11	Class A Common Stock	F	3274	$16.08	Disposed	384743	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	64745	Indirect

Footnotes

F1: Represents an award of restricted stock units ("RSUs"), each of which represent a contingent right to receive one share of the Issuer's Class A Common Stock. The RSUs will vest in equal one-third installments on each of the first, second and third anniversaries of the grant date.

F2: Represents the number of Class A Common Stock withheld to satisfy tax obligations due upon the vesting of restricted stock units granted to the Reporting Person.

F3: Includes (i) 53,934 shares of Class A Common Stock held by David W. Hass Living Trust, of which reporting person is a trustee, (ii) 3,846 shares of Class A Common Stock held by a Roth IRA for the benefit of the reporting person, (iii) 3,481 shares of Class A Common Stock owned by HB Capital LLC, of which reporting person is a member, (iv) 2,656 shares of Class A Common Stock held by the nieces and nephews of the reporting person through custodial accounts under the Uniform Transfers to Minors Act for which the reporting person is custodian, and (v) 828 shares of Class A Common Stock held through reporting person's spouse. The reporting person may be deemed an indirect beneficial owner of the securities held directly by HB Capital LLC. The reporting person disclaims beneficial ownership of the securities held directly by HB Capital LLC, except to the extent of his pecuniary interest therein.