Amrize (AMRZ) CEO adds 60,000 shares in open-market stock purchase

Rhea-AI Filing Summary

Amrize Ltd Chairman & CEO Jan Philipp Jenisch reported an open-market purchase of 60,000 Ordinary Shares on March 6, 2026 at an average price of $58.05 per share. After this trade, his directly held stake rose to 1,703,582 Ordinary Shares.

A footnote explains the buy was executed in multiple trades between CHF 45.30 and CHF 45.50, with a weighted average price of CHF 45.39, converted using an exchange rate of USD 1.00 = CHF 0.7819. He also reports 505,000 Ordinary Shares held indirectly through his spouse.

Insights

Equity ownership analyst

CEO makes sizable open‑market share purchase, increasing direct stake.

The Chairman & CEO of Amrize Ltd, Jan Philipp Jenisch, completed an open-market purchase of 60,000 Ordinary Shares at $58.05 per share on March 6, 2026, lifting his direct holdings to 1,703,582 shares.

The trade was executed in multiple transactions between CHF 45.30 and CHF 45.50, with a weighted average of CHF 45.39, converted using an exchange rate of USD 1.00 = CHF 0.7819. The report also notes 505,000 shares held indirectly through his spouse, indicating additional economic exposure.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Jenisch Jan Philipp

(Last) (First) (Middle)

GRAFENAUWEG 8

(Street)

ZUG V8 6300

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Amrize Ltd [ AMRZ ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman & CEO

3. Date of Earliest Transaction (Month/Day/Year)
03/06/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Ordinary Shares	03/06/2026		P		60,000	A	$58.05(1)	1,703,582	D
Ordinary Shares								505,000	I	By spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares were purchased in multiple transactions at prices ranging from CHF 45.30 to CHF 45.50, inclusive. This amount represents the CHF 45.39 weighted average price of such transactions, and such price was converted into US Dollars using the transaction date exchange rate of (USD 1.00 = CHF 0.7819). The reporting person undertakes to provide full information regarding the number of shares purchased at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

	Hans Weinburger, Attorney-in-Fact	03/09/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Amrize (AMRZ) CEO Jan Philipp Jenisch report in this Form 4?

He reported buying 60,000 Amrize Ordinary Shares in the open market at an average price of $58.05 per share. Following the purchase, his direct ownership increased to 1,703,582 Ordinary Shares, with additional indirect holdings reported through his spouse.

How many Amrize (AMRZ) shares does the CEO own after the reported transaction?

After the transaction, Jan Philipp Jenisch directly holds 1,703,582 Ordinary Shares of Amrize. The filing also reports 505,000 Ordinary Shares held indirectly through his spouse, indicating both direct and indirect economic exposure to the company’s equity.

At what prices did the Amrize (AMRZ) CEO’s share purchases occur?

The CEO’s purchase occurred in multiple trades between CHF 45.30 and CHF 45.50 per share, with a weighted average of CHF 45.39. This Swiss franc price was converted into U.S. dollars using an exchange rate of USD 1.00 = CHF 0.7819.

What was the reported U.S. dollar price for the Amrize (AMRZ) CEO’s Form 4 share purchase?

The Form 4 lists an average purchase price of $58.05 per Amrize Ordinary Share. A footnote explains this reflects a CHF 45.39 weighted average price converted into U.S. dollars using a stated exchange rate on the transaction date.

Does the Amrize (AMRZ) Form 4 show any indirect share ownership for the CEO?

Yes. In addition to his direct holdings, the filing discloses 505,000 Amrize Ordinary Shares held indirectly, described as being held by his spouse. This indicates further economic interest beyond the CEO’s directly owned 1,703,582 Ordinary Shares.