secwatch / observer

Amrize Ltd — fact timeline

Source-grounded facts extracted from Amrize Ltd's SEC 8-K filings across all families, newest first. Each cites a verbatim SEC excerpt.

AMRZ Amrize Ltd JSON
Earnings Releases

Amrize Ltd reported full year 2026 results: revenue $12.29 billion to $12.52 billion. Guidance reaffirmed.

“Revenues $12.29 billion to $12.52 billion +4% to +6% Adjusted EBITDA $3.25 billion to $3.34 billion +8% to +11%”
Auditor Changes

Amrize Ltd dismissed Ernst & Young AG as its auditor.

“On the same date, the Audit Committee dismissed Ernst & Young AG (“EY Switzerland”) as the Company’s independent registered public accounting firm, given the engagement of EY US.”
Auditor Changes

Amrize Ltd engaged Ernst & Young LLP as its auditor.

“On February 19, 2026, at the direction of the Audit Committee of the Board of Directors of Amrize Ltd (the “Company”), the Company engaged Ernst & Young LLP (“EY US”) as the Company’s independent registered public accounting firm for the year ending December 31, 2026, including performing reviews of the interim periods beginning with the period ending March 31, 2026.”
Governance Changes

Amrize Ltd: Adopted a Code of Business Conduct effective upon consummation of the spin-off.

“the Company Board adopted a Code of Business Conduct effective as of the consummation of the Spin-off.”
Governance Changes

Amrize Ltd: Adopted new organizational regulations effective upon consummation of the spin-off.

“Organizational Regulations Effective as of the consummation of the Spin-off, the Company adopted new organizational regulations (the “Organizational Regulations”).”
Governance Changes

Amrize Ltd: Adopted new articles of association effective upon consummation of the spin-off.

“New Articles of Association Effective as of the consummation of the Spin-off, the Company adopted new articles of association (the “New Articles”).”

Denise R. Singleton was appointed as Chief Legal Officer and Corporate Secretary at Amrize Ltd.

“Denise R. Singleton Chief Legal Officer and Corporate Secretary”

Samuel J. Poletti was appointed as Chief Strategy and M&A Officer at Amrize Ltd.

“Samuel J. Poletti Chief Strategy and M&A Officer”

Ian Johnston was appointed as Chief Financial Officer at Amrize Ltd.

“Ian Johnston* Chief Financial Officer”

Jaime Hill was appointed as President, Building Materials at Amrize Ltd.

“Jaime Hill* President, Building Materials”

Mario Gross was appointed as Chief Supply Chain Officer at Amrize Ltd.

“Mario Gross Chief Supply Chain Officer”

Jake Gosa was appointed as President, Building Envelope at Amrize Ltd.

“Jake Gosa President, Building Envelope”

Nollaig Forrest was appointed as Chief Marketing and Corporate Affairs Officer at Amrize Ltd.

“Nollaig Forrest* Chief Marketing and Corporate Affairs Officer”

Stephen Clark was appointed as Chief People Officer at Amrize Ltd.

“Stephen Clark Chief People Officer”

Roald Brouwer was appointed as Chief Technology Officer at Amrize Ltd.

“Roald Brouwer Chief Technology Officer”

Maria Cristina A. Wilbur was elected as Director at Amrize Ltd.

“Maria Cristina A. Wilbur Director”

Katja Roth Pellanda was elected as Director at Amrize Ltd.

“Katja Roth Pellanda Director”

Robert S. Rivkin was elected as Director at Amrize Ltd.

“Robert S. Rivkin Director”

Jürg Oleas was elected as Director at Amrize Ltd.

“Jürg Oleas Director”

Michael E. McKelvy was elected as Director at Amrize Ltd.

“Michael E. McKelvy Director”

Holli Ladhani was elected as Director at Amrize Ltd.

“Holli Ladhani Director”

Dwight Gibson was elected as Director at Amrize Ltd.

“Dwight Gibson Director”

Nicholas Gangestad was elected as Director at Amrize Ltd.

“Nicholas Gangestad Director”

Theresa Drew was elected as Director at Amrize Ltd.

“Theresa Drew Director”

Jan Philipp Jenisch was appointed as Chief Executive Officer and Chairman at Amrize Ltd.

“Jan Philipp Jenisch Chief Executive Officer and Chairman”

Markus Leo Unternährer resigned as Director at Amrize Ltd.

“Effective as of the consummation of the Spin-off, each of Samuel Poletti, Lukas Studer and Markus Leo Unternährer resigned from his position as a director on the Company Board.”

Lukas Studer resigned as Director at Amrize Ltd.

“Effective as of the consummation of the Spin-off, each of Samuel Poletti, Lukas Studer and Markus Leo Unternährer resigned from his position as a director on the Company Board.”

Samuel Poletti resigned as Director at Amrize Ltd.

“Effective as of the consummation of the Spin-off, each of Samuel Poletti, Lukas Studer and Markus Leo Unternährer resigned from his position as a director on the Company Board.”

Facts are extracted by an LLM and gated to those whose source quote is present verbatim in the filing text. Coverage is best-effort while backfill and monitoring mature; this is not yet a full-market index. See methodology.