SCHEDULE 13G

Primo Brands Corp

Class A common stock, $0.01 par value per share · CUSIP: 741623102

Event date: 2025-06-11

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• VIKING GLOBAL INVESTORS LP

  Shares: 19,602,116 · Class: 5.3%

• VIKING GLOBAL PERFORMANCE LLC

  Shares: 13,094,266 · Class: 3.5%

• Viking Global Equities II LP

  Shares: 261,887 · Class: 0.1%

• Viking Global Equities Master Ltd.

  Shares: 12,832,379 · Class: 3.4%

• Viking Long Fund GP LLC

  Shares: 4,556,803 · Class: 1.2%

• Viking Long Fund Master Ltd.

  Shares: 4,556,803 · Class: 1.2%

• Viking Global Opportunities Parent GP LLC

  Shares: 1,951,047 · Class: 0.5%

• Viking Global Opportunities GP LLC

  Shares: 1,951,047 · Class: 0.5%

• Viking Global Opportunities Portfolio GP LLC

  Shares: 1,951,047 · Class: 0.5%

• Viking Global Opportunities Liquid Portfolio Sub-Master LP

  Shares: 1,951,047 · Class: 0.5%

• HALVORSEN OLE ANDREAS

  Shares: 19,602,116 · Class: 5.3%

• Ott David C.

  Shares: 19,602,116 · Class: 5.3%

• Shabet Rose Sharon

  Shares: 19,602,116 · Class: 5.3%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.