Amrize Major Stakeholder Reveals 6.7% Ownership After Holcim Spinoff

Q: What business operations did AMRZ receive in the Holcim spin-off?

AMRZ received Holcim's operations in the United States, Canada and Jamaica , including the manufacturing of cement, aggregates, ready-mix concrete, asphalt, roofing systems and other building solutions. The company also acquired certain support operations in Colombia and trading operations.

Q: What is the CUSIP number for AMRZ shares reported in the Schedule 13D?

The CUSIP number for Amrize Ltd's ordinary shares is H2927K103 , with each share having a par value of $0.01.

[SCHEDULE 13D] Amrize Ltd SEC Filing

Filing Impact

(Low)

Filing Sentiment

(Neutral)

Form Type

SCHEDULE 13D

Rhea-AI Filing Summary

Thomas Schmidheiny and affiliated entities disclosed a significant 6.671% ownership stake in Amrize through a Schedule 13D filing. The position was acquired following Amrize's spin-off from Holcim on June 23, 2025.

Key ownership details:

Total beneficial ownership of 37,818,703 ordinary shares
Schweizerische Cement-Industrie-Aktiengesellschaft (SCIA) holds 37,111,376 shares (6.547%)
Cimcap AG holds 678,450 shares (0.120%)
Shares received as dividend-in-kind through Holcim's distribution

The spin-off separated Amrize's North American operations (US, Canada, Jamaica) from Holcim's global business. The reporting persons, all Swiss entities, have not disclosed specific plans regarding their investment but maintain the right to acquire additional shares or sell their position based on ongoing evaluation of business conditions and opportunities.

Positive

Major shareholder Thomas Schmidheiny and affiliated entities acquired a significant 6.671% stake (37.8M shares) in Amrize Ltd following spin-off from Holcim
The stake represents a substantial ownership position by a well-established industrial family with extensive experience in the building materials sector
The filing indicates potential for additional share purchases as the Reporting Persons may 'from time to time acquire additional securities'

Negative

The large concentrated ownership (6.671%) could impact stock liquidity and price movements if the holders decide to sell
The filing indicates uncertainty about long-term holding intentions, noting decisions will depend on various factors including 'price levels' and 'alternative investment opportunities'

06/27/2025 - 06:41 AM

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

Amrize Ltd

(Name of Issuer)

Ordinary Shares, par value $0.01 per share

(Title of Class of Securities)

H2927K103

(CUSIP Number)

Christian Reber
Zurcherstrasse 156,
Rapperswil-Jona, V8, 8645
41-55-222-87-30

Leo Borchardt
5 Aldermanbury Square,
London, X0, EC2V 7HR
44-20-7418-1334

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

06/23/2025

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of 搂搂 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

SCHEDULE 13D

Item 1.

Security and Issuer

(a)

Title of Class of Securities:

Ordinary Shares, par value $0.01 per share

(b)

Name of Issuer:

Amrize Ltd

(c)

Address of Issuer's Principal Executive Offices:

Grafenauweg 8, Zug, SWITZERLAND , 6300.

Item 2.

Identity and Background

(a)

This Schedule 13D is filed by Schweizerische Cement-Industrie-Aktiengesellschaft, a corporation organized under the laws of Switzerland ("SCIA"), Cimcap AG, a corporation organized under the laws of Switzerland ("Cimcap") and Mr. Thomas Schmidheiny, a Swiss national, as chairperson of the board and the controlling stockholder of both SCIA and Cimcap. Each of the foregoing is referred to herein as a "Reporting Person" and collectively as the "Reporting Persons." The Reporting Persons have executed a joint filing agreement, dated as of June 26, 2025, with respect to the joint filing of this Schedule 13D and any amendment or amendments hereto, the full text of which is filed as Exhibit 99.1 hereto and incorporated herein by reference.

(b)

The principal business address for each of the Reporting Persons is Zurcherstrasse 156, 8645 Rapperswil-Jona, Switzerland.

(c)

SCIA and Cimcap are each independent family holding companies and global groups that invest in a diversified range of businesses on behalf of the Schmidheiny Family. Mr. Thomas Schmidheiny is chairperson of the board and the controlling stockholder of each of SCIA and Cimcap. As such, Mr. Schmidheiny is in a position indirectly to determine the investment and voting decisions made by each of SCIA and Cimcap. Mr. Schmidheiny's present principal occupation is as Chairperson of the Board of SCIA and Cimcap. The name, business address, citizenship and present principal occupation or employment (including the name, principal business and address of any corporation or other organization in which such employment is conducted) of each of SCIA's and Cimcap's directors and executive officers is set forth on Schedule I (collectively, the "Scheduled Persons," and each a "Scheduled Person"), and are incorporated herein by reference. Each of the Scheduled Persons other than Mr. Thomas Schmidheiny expressly disclaims beneficial ownership of shares of Company Shares held by SCIA and Cimcap.

(d)

(e)

During the last five years the Reporting Persons have not and, to the knowledge of the Reporting Persons, without independent verification, none of the Scheduled Persons has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.

(f)

Switzerland for each Reporting Person.

Item 3.

Source and Amount of Funds or Other Consideration

The information set forth under Item 4 of this Schedule 13D is incorporated herein by reference. On June 23, 2025 (the "Ex-Dividend Date"), the Issuer and Holcim completed the spin-off contemplated by that certain information statement, dated as of June 2, 2025 (the "Information Statement"), by the Issuer, in connection with, and subject to the satisfaction or waiver of certain conditions, the distribution (the "Distribution") by Holcim to its shareholders of ordinary shares of Issuer, formerly a wholly-owned subsidiary of Holcim. Prior to such Distribution, Issuer, Holcim and each of their applicable affiliates consummated a series of internal reorganization transactions to separate the Issuer from Holcim (the "Separation"), resulting in the Issuer owning the business, activities and operations of Holcim and its affiliates in the United States, Canada and Jamaica (the "Amrize Territories"), including the manufacturing of cement, aggregates, ready-mix concrete, asphalt, roofing systems and other building solutions in the Amrize Territories, as well as certain support operations in Colombia and certain trading operations (collectively, the "Amrize Business") and Holcim continuing to own the business, activities and operations of Holcim and its affiliates outside of the Amrize Territories, including the manufacturing of cement, aggregates, ready-mix concrete and other products outside the Amrize Territories, as well as certain other support operations in Colombia (the "Holcim Business"). As a result of the Separation and Distribution (collectively, the "Spin-Off"), The Reporting Persons acquired 37,818,703 Company Shares, representing approximately 6.671% of the total number of outstanding Company Shares, for no consideration as a dividend-in-kind from Holcim. The Information Statement is filed as Exhibit 99.2 hereto and incorporated herein by reference. All holdings in this Schedule 13D are reported as of the close of business on the Ex-Dividend Date. The foregoing descriptions of the Spin-Off do not purport to be complete and references to, and descriptions of, the Spin-Off and the Information Statement in this Schedule 13D are subject to, and qualified in their entirety by reference to, the full text of the Information Statement filed as Exhibit 99.2 hereto and incorporated herein by reference.

Item 4.

Purpose of Transaction

The information set forth under Items 3 and 6 of this Schedule 13D is incorporated herein by reference. The Reporting Persons obtained the securities described in this Schedule 13D in the context of the Spin-Off. The Reporting Persons may from time to time acquire additional securities of the Issuer, or retain or sell all or a portion of the Company Shares then held by the applicable Reporting Person, in the open market, block trades, underwritten public offerings or privately negotiated transactions. Any actions a Reporting Person might undertake with respect to its investment in the Issuer may be made at any time and from time to time and will be dependent upon the Reporting Person's review of numerous factors, including, but not limited to: ongoing evaluation of the Issuer's business, financial condition, operations, prospects and strategic alternatives(greek question mark) price levels of the Issuer's securities(greek question mark) general market, industry and economic conditions(greek question mark) the relative attractiveness of alternative business and investment opportunities(greek question mark) tax considerations(greek question mark) liquidity of the Issuer's securities(greek question mark) and other factors and future developments. Except as set forth in this Schedule 13D (including in any information incorporated by reference), the Reporting Persons do not have any plans or proposals that relate to or would result in any of the transactions described in subparagraphs (a) through (j) of Item 4 to Rule 13d-101.

Item 5.

Interest in Securities of the Issuer

(a)

As of June 23, 2025, The Reporting Persons may be deemed to have beneficially owned an aggregate of 37,818,703Company Shares, representing approximately 6.671% of the issued and outstanding Company Shares. As of June 23, 2025, Mr. Thomas Schmidheiny may be deemed to be the beneficial owner of the Company Shares held by SCIA and Cimcap. Each of the Scheduled Persons, other than Mr. Schmidheiny, expressly disclaims beneficial ownership of the Company Shares.

(b)

(c)

The information set forth under Items 3 and 4 of this Schedule 13D is incorporated herein by reference. Except as disclosed in this Schedule 13D, the Reporting Persons have not effected and, to the knowledge of the Reporting Persons, without independent verification, none of the Scheduled Persons identified in Schedule I hereto has effected any transactions in Company Shares during the past 60 days.

(d)

Except as disclosed in this Schedule 13D, no person other than the Reporting Persons has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, any of the Company Shares beneficially owned by any of the Reporting Persons.

(e)

Not applicable.

Item 6.

Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer

The information set forth under Items 3, 4 and 5 of this Schedule 13D is incorporated herein by reference. Except as disclosed in this Schedule 13D or as set forth in or contemplated in the Business Combination Agreement, there are no contracts, understandings or relationships between any of the Reporting Persons and any third person with respect to the Company Shares.

Item 7.

Material to be Filed as Exhibits.

99.1 Joint Filing Agreement, dated as of June 26, 2025, by and among Schweizerische Cement-Industrie-Aktiengesellschaft, Cimcap AG and Mr. Thomas Schmidheiny. 99.2 Information Statement of Amrize Ltd, dated June 2, 2025, incorporated herein by reference to Exhibit 99.1 to Current Report on Form 8-K, filed by Amrize Ltd with the SEC on June 2, 2025. (https://www.sec.gov/Archives/edgar/data/2035989/000114036125020994/ny20033749x12_ex99-1.htm) 99.3 Evidence of Signature Authority with respect to Schweizerische Cement-Industrie-Aktiengesellschaft 99.4 Evidence of Signature Authority with respect to Cimcap AG 99.5 Limited Power of Attorney of Thomas Schmidheiny, dated as of June 26, 2025.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Thomas Schmidheiny

Signature:	/s/ Thomas Schmidheiny
Name/Title:	Thomas Schmidheiny
Date:	06/26/2025

Schweizerische Cement-Industrie-Aktiengesellschaft

Signature:	/s/ Thomas Schmidheiny
Name/Title:	Thomas Schmidheiny / Chairperson of the Board
Date:	06/26/2025

Cimcap AG

Signature:	/s/ Thomas Schmidheiny
Name/Title:	Thomas Schmidheiny / Chairperson of the Board
Date:	06/26/2025

Source:

FAQ

What percentage of AMRZ shares does Thomas Schmidheiny own after the Holcim spin-off?

Thomas Schmidheiny beneficially owns 37,818,703 shares of AMRZ, representing approximately 6.671% of the total outstanding shares. This includes shares held through SCIA and Cimcap AG, where he serves as chairperson of the board and controlling stockholder.

How did Thomas Schmidheiny acquire his stake in AMRZ (Amrize Ltd)?

Schmidheiny acquired his AMRZ shares through a spin-off from Holcim on June 23, 2025 (the Ex-Dividend Date). The shares were received as a dividend-in-kind distribution from Holcim, requiring no cash consideration, as part of the separation of Amrize's North American operations from Holcim.

What is the breakdown of AMRZ share ownership between SCIA and Cimcap AG?

Schweizerische Cement-Industrie-Aktiengesellschaft (SCIA) owns 37,111,376 shares (6.547%) of AMRZ, while Cimcap AG holds 678,450 shares (0.120%). Both entities are Swiss family holding companies controlled by Thomas Schmidheiny.

What business operations did AMRZ receive in the Holcim spin-off?

AMRZ received Holcim's operations in the United States, Canada and Jamaica, including the manufacturing of cement, aggregates, ready-mix concrete, asphalt, roofing systems and other building solutions. The company also acquired certain support operations in Colombia and trading operations.

What is the CUSIP number for AMRZ shares reported in the Schedule 13D?

The CUSIP number for Amrize Ltd's ordinary shares is H2927K103, with each share having a par value of $0.01.

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[SCHEDULE 13D] Amrize Ltd SEC Filing

FAQ

What percentage of AMRZ shares does Thomas Schmidheiny own after the Holcim spin-off?

How did Thomas Schmidheiny acquire his stake in AMRZ (Amrize Ltd)?

What is the breakdown of AMRZ share ownership between SCIA and Cimcap AG?

What business operations did AMRZ receive in the Holcim spin-off?

What is the CUSIP number for AMRZ shares reported in the Schedule 13D?

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[SCHEDULE 13D] Amrize Ltd SEC Filing

FAQ

What percentage of AMRZ shares does Thomas Schmidheiny own after the Holcim spin-off?

How did Thomas Schmidheiny acquire his stake in AMRZ (Amrize Ltd)?

What is the breakdown of AMRZ share ownership between SCIA and Cimcap AG?

What business operations did AMRZ receive in the Holcim spin-off?

What is the CUSIP number for AMRZ shares reported in the Schedule 13D?

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