Avantor, Inc. — All Filings
747 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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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 |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0001897612-25-000376 | Aug 14, 2025 | — |
| SCHEDULE 13G/A | — | 0000950170-25-108145 | Aug 13, 2025 | — |
| 8-K | 8-K | 0001722482-25-000200 | Aug 13, 2025 | Aug 7, 2025 |
| 4 | FORM 4 | 0001722482-25-000197 | Aug 12, 2025 | Aug 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000195 | Aug 6, 2025 | Aug 5, 2025 |
| 144 | — | 0002007317-25-000798 | Aug 5, 2025 | — |
| 4 | FORM 4 | 0001722482-25-000193 | Aug 4, 2025 | Jul 31, 2025 |
| 8-K | 8-K | 0001722482-25-000188 | Aug 1, 2025 | — |
| 10-Q | 10-Q | 0001722482-25-000190 | Aug 1, 2025 | Jun 30, 2025 |
| 4 | FORM 4 | 0001722482-25-000178 | Jul 25, 2025 | Jul 24, 2025 |
| 8-K | 8-K | 0001193125-25-161950 | Jul 21, 2025 | Jul 15, 2025 |
| 4 | FORM 4 | 0001722482-25-000173 | Jun 24, 2025 | Jun 21, 2025 |
| SD | SD | 0001722482-25-000169 | May 30, 2025 | — |
| 4 | FORM 4 | 0001722482-25-000165 | May 27, 2025 | May 23, 2025 |
| 4 | FORM 4 | 0001722482-25-000163 | May 22, 2025 | — |
| 4 | FORM 4 | 0001722482-25-000161 | May 21, 2025 | — |
| 8-K | 8-K | 0001722482-25-000143 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000144 | May 12, 2025 | May 9, 2025 |
| 4 | FORM 4 | 0001722482-25-000145 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000146 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000147 | May 12, 2025 | May 9, 2025 |
| 4 | FORM 4 | 0001722482-25-000148 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000149 | May 12, 2025 | May 9, 2025 |
| 4 | FORM 4 | 0001722482-25-000150 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000151 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000152 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000153 | May 12, 2025 | May 9, 2025 |
| 4 | FORM 4 | 0001722482-25-000154 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000155 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000156 | May 12, 2025 | May 9, 2025 |
| 4 | FORM 4 | 0001722482-25-000157 | May 12, 2025 | May 9, 2025 |
| 4 | FORM 4 | 0001722482-25-000158 | May 12, 2025 | May 8, 2025 |
| 4 | FORM 4 | 0001722482-25-000159 | May 12, 2025 | May 9, 2025 |
| 4 | FORM 4 | 0001722482-25-000108 | May 9, 2025 | May 7, 2025 |
| 4 | FORM 4 | 0001722482-25-000095 | Apr 29, 2025 | — |
| 4 | FORM 4 | 0001722482-25-000092 | Apr 29, 2025 | Apr 28, 2025 |
| 4 | FORM 4 | 0001722482-25-000093 | Apr 29, 2025 | Apr 28, 2025 |
| 4 | FORM 4 | 0001722482-25-000094 | Apr 29, 2025 | Apr 28, 2025 |
| 8-K | 8-K | 0001722482-25-000087 | Apr 28, 2025 | Apr 24, 2025 |
| 8-K | 8-K | 0001722482-25-000077 | Apr 25, 2025 | — |
| 10-Q | 10-Q | 0001722482-25-000080 | Apr 25, 2025 | Mar 31, 2025 |
| 4 | FORM 4 | 0001722482-25-000060 | Apr 8, 2025 | Apr 5, 2025 |
| 3 | FORM 3 | 0001722482-25-000061 | Apr 8, 2025 | Mar 31, 2025 |
| DEF 14A | DEF 14A | 0000950170-25-046778 | Mar 28, 2025 | May 8, 2025 |
| DEFA14A | DEFA14A | 0000950170-25-046815 | Mar 28, 2025 | — |
| ARS | ARS | 0000950170-25-046833 | Mar 28, 2025 | Dec 31, 2024 |
| 4 | FORM 4 | 0001722482-25-000054 | Feb 28, 2025 | Feb 26, 2025 |
| 4 | FORM 4 | 0001722482-25-000056 | Feb 28, 2025 | Feb 26, 2025 |
| 144 | — | 0002007317-25-000214 | Feb 27, 2025 | — |
| 144 | — | 0002007317-25-000215 | Feb 27, 2025 | — |