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Avantor, Inc.

For the period ended Dec 31, 2025. Filed Feb 11, 2026.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Feb 11, 2026

AVTR$15.91+2.8%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

See the whole filing, with its images and exhibits
Contents

Item 16. Form 10-K summary

None.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Avantor, Inc.
Date: February 11, 2026By:/s/ Steven Eck
Name:Steven Eck
Title:Senior Vice President and Chief Accounting Officer (Principal Accounting Officer)

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the registrant and in the capacities indicated, as of February 11, 2026.

/s/ Juan AndresDirector
Juan Andres
/s/ John CarethersDirector
John Carethers
/s/ Simon DingemansDirector
Simon Dingemans
/s/ Steven EckSenior Vice President and Chief Accounting Officer(Principal Accounting Officer)
Steven Eck
/s/ R. Brent JonesExecutive Vice President and Chief Financial Officer(Principal Financial Officer)
R. Brent Jones
/s/ Lan KangDirector
Lan Kang
/s/ Emmanuel LignerDirector, President and Chief Executive Officer(Principal Executive Officer)
Emmanuel Ligner
/s/ Gregory T. LucierDirector
Gregory T. Lucier
/s/ Dame Louise MakinDirector
Dame Louise Makin
/s/ Joseph MassaroDirector
Joseph Massaro
/s/ Sanjeev MehraDirector
Sanjeev Mehra
/s/ Mala MurthyDirector
Mala Murthy
/s/ Michael SeverinoDirector
Michael Severino
/s/ Gregory L. SummeChairman of the Board of Directors
Greg Summe

Index to consolidated financial statements

Page
Report of independent registered public accounting firmF-2
Consolidated balance sheetsF-4
Consolidated statements of operationsF-5
Consolidated statements of comprehensive income or lossF-6
Consolidated statements of stockholders’ equityF-7
Consolidated statements of cash flowsF-9
Notes to consolidated financial statementsF-13
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.