Avantor, Inc. — 8-K/A Filings
5 8-K/A filings on record
This page lists all 8-K/A filings submitted to the SEC by Avantor, Inc. (AVTR), sorted by most recent first. Each row links to the full filing on EdgarLookup. Avantor, Inc. has filed 5 8-K/A documents with the SEC since 2017. To view all SEC filings by Avantor, Inc., see the full filings list.
All
10-K
10-Q
144
15-12B
25-NSE
3
3/A
4
4/A
424B4
424B5
424B7
5
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
D
DEF 14A
DEFA14A
DRS
EFFECT
FWP
POSASR
PRE 14A
S-1
S-1/A
S-1MEF
S-3ASR
S-8
SC 13G
SC 13G/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K/A | 8-K/A | 0001628280-26-011727 | Feb 25, 2026 | Dec 17, 2025 |
| 8-K/A | 8-K/A | 0001628280-26-011722 | Feb 25, 2026 | Dec 4, 2025 |
| 8-K/A | 8-K/A | 0001722482-21-000220 | Aug 18, 2021 | Jul 15, 2021 |
| 8-K/A | 8-K/A | 0001722482-21-000218 | Aug 18, 2021 | May 13, 2021 |
| 8-K/A | 8-K/A | 0001722482-19-000036 | Nov 5, 2019 | — |