Mario Gross - 08 Aug 2025 Form 4 Insider Report for Amrize Ltd (AMRZ)

Role: Chief Supply Chain Officer
Signature: Hans Weinburger, Attorney-in-Fact
Issuer symbol: AMRZ
Transactions as of: 08 Aug 2025
Net transactions value: +$358,050
Form type: 4
Filing time: 12 Aug 2025, 15:12:37 UTC
Previous filing: 24 Jun 2025
Next filing: 14 Aug 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Gross Mario	Chief Supply Chain Officer	GRAFENAUWEG 8, ZUG, SWITZERLAND	Hans Weinburger, Attorney-in-Fact	12 Aug 2025	0002069180

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AMRZ	Ordinary Shares	Purchase	$233,900	+5,000	+40%	$46.78	17,632	08 Aug 2025	Direct	F1
transaction	AMRZ	Ordinary Shares	Purchase	$124,150	+2,600	+15%	$47.75	20,232	11 Aug 2025	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The purchase was made in Swiss Francs at a price of CHF 37.83 per share, and converted into US Dollars using the transaction date exchange rate of (USD 1.00 = CHF 0.8086).
F2	The purchase was made in Swiss Francs at a price of CHF 38.60 per share, and converted into US Dollars using the transaction date exchange rate of (USD 1.00 = CHF 0.8084).