<SEC-DOCUMENT>0001628280-26-059273-index.html : 20260827
<SEC-HEADER>0001628280-26-059273.hdr.sgml : 20260827
<ACCEPTANCE-DATETIME>20260827164018
ACCESSION NUMBER: 0001628280-26-059273
CONFORMED SUBMISSION TYPE: 8-K/A
PUBLIC DOCUMENT COUNT: 13
CONFORMED PERIOD OF REPORT: 20260417
ITEM INFORMATION: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
ITEM INFORMATION: Financial Statements and Exhibits
FILED AS OF DATE: 20260827
DATE AS OF CHANGE: 20260827

FILER:

 COMPANY DATA: 
 COMPANY CONFORMED NAME: Avantor, Inc.
 CENTRAL INDEX KEY: 0001722482
 STANDARD INDUSTRIAL CLASSIFICATION: LABORATORY ANALYTICAL INSTRUMENTS [3826]
 ORGANIZATION NAME: 08 Industrial Applications and Services
 EIN: 822758923
 FISCAL YEAR END: 1231

 FILING VALUES:
 FORM TYPE: 8-K/A
 SEC ACT: 1934 Act
 SEC FILE NUMBER: 001-38912
 FILM NUMBER: 261331243

 BUSINESS ADDRESS: 
 STREET 1: RADNOR CORPORATE CENTER, BUILDING ONE
 STREET 2: SUITE 200, 100 MATSONFORD ROAD
 CITY: RADNOR
 STATE: PA
 ZIP: 19087
 BUSINESS PHONE: (610) 386-1700

 MAIL ADDRESS: 
 STREET 1: RADNOR CORPORATE CENTER, BUILDING ONE
 STREET 2: SUITE 200, 100 MATSONFORD ROAD
 CITY: RADNOR
 STATE: PA
 ZIP: 19087

 FORMER COMPANY: 
 FORMER CONFORMED NAME: Avantor, Inc
 DATE OF NAME CHANGE: 20190206

 FORMER COMPANY: 
 FORMER CONFORMED NAME: Vail Holdco Corp
 DATE OF NAME CHANGE: 20171113
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K/A
<SEQUENCE>1
<FILENAME>avtr-20260417.htm
<DESCRIPTION>8-K/A
<TEXT>
Document 1 - file: avtr-20260417.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>2 <FILENAME>avtr-20260417.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT <TEXT> Document 2 - file: avtr-20260417.xsd
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.DEF <SEQUENCE>3 <FILENAME>avtr-20260417_def.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT <TEXT> Document 3 - file: avtr-20260417_def.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>4 <FILENAME>avtr-20260417_lab.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT <TEXT> Document 4 - file: avtr-20260417_lab.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.PRE <SEQUENCE>5 <FILENAME>avtr-20260417_pre.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT <TEXT> Document 5 - file: avtr-20260417_pre.xml
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>avtr-20260417_g1.jpg <TEXT> Document 6 - file: avtr-20260417_g1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>8 <FILENAME>R1.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 8 - file: R1.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>9 <FILENAME>report.css <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 9 - file: report.css
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>10 <FILENAME>Show.js <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 10 - file: Show.js
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>12 <FILENAME>FilingSummary.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 12 - file: FilingSummary.html
Document 12 - RAW XML: FilingSummary.xml
</DOCUMENT> <DOCUMENT> <TYPE>JSON <SEQUENCE>15 <FILENAME>MetaLinks.json <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 15 - file: MetaLinks.json
</DOCUMENT> <DOCUMENT> <TYPE>ZIP <SEQUENCE>16 <FILENAME>0001628280-26-059273-xbrl.zip <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 16 - file: 0001628280-26-059273-xbrl.zip
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>17 <FILENAME>avtr-20260417_htm.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 17 - file: avtr-20260417_htm.html
Document 17 - RAW XML: avtr-20260417_htm.xml
</DOCUMENT> </SEC-DOCUMENT>