Avantor, Inc. SEC filings AVTR
Avantor, Inc. has 787 filings in SEC EDGAR's recent list, going back to Dec 28, 2017. Its latest annual report, Form ARS, was filed on Mar 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 28, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (officer or director change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Mar 27, 2026 | — |
| DEF 14A | Proxy statement | Mar 27, 2026 | May 7, 2026 |
| DEFA14A | Additional proxy material | Mar 28, 2025 | — |
| DEF 14A | Proxy statement | Mar 28, 2025 | May 8, 2025 |
| DEFA14A | Additional proxy material | Mar 29, 2024 | — |
| DEF 14A | Proxy statement | Mar 29, 2024 | May 9, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 19, 2024 | May 9, 2024 |
| DEFA14A | Additional proxy material | Mar 31, 2023 | — |
| DEF 14A | Proxy statement | Mar 31, 2023 | — |
| DEFA14A | Additional proxy material | Apr 1, 2022 | — |
| DEF 14A | Proxy statement | Apr 1, 2022 | May 12, 2022 |
| DEFA14A | Additional proxy material | Apr 29, 2021 | — |
| DEF 14A | Proxy statement | Apr 13, 2021 | May 13, 2021 |
| PRE 14A | Preliminary proxy statement | Mar 19, 2021 | May 13, 2021 |
| DEFA14A | Additional proxy material | Apr 24, 2020 | — |
| DEF 14A | Proxy statement | Apr 8, 2020 | May 7, 2020 |
Showing 16 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Laboratory Analytical Instruments (SIC 3826)
- Listed as
- AVTR (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Radnor, PA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1722482
- Former names
- Vail Holdco Corp (until Dec 28, 2017)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.