| Filed | Form | Description | |
|---|---|---|---|
| 3/28/25 | DEFA14A | DEFA14A | → |
| 3/28/25 | DEF 14A | DEF 14A | → |
| 3/29/24 | DEFA14A | DEFA14A | → |
| 3/29/24 | DEF 14A | DEF 14A | → |
| 3/19/24 | PRE 14A | PRE 14A | → |
| 3/31/23 | DEFA14A | DEFA14A | → |
| ↓ | |||
| Filed | Form | Description | |
|---|---|---|---|
| 2/25/26 | 4 | 4 | → |
| 2/25/26 | 4 | 4 | → |
| 2/25/26 | 4 | 4 | → |
| 2/25/26 | 4 | 4 | → |
| 2/25/26 | 4 | 4 | → |
| 2/23/26 | 4 | 4 | → |
| ↓ | |||
Avantor, Inc. is an American biotechnology, chemicals, and pharmaceutical company headquartered in Radnor, Pennsylvania.