# Avantor, Inc.: filings

AVTR · NYSE · CIK 1722482 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/avtr.md) · [Financials](/companies/avtr/financials.md) · [Filings](/companies/avtr/filings.md) · [Insiders](/companies/avtr/insiders.md)

## Reports and events: 152 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 431, 8-K 99, 3 54, 144 24, 10-Q 23, SC 13G/A 21, CORRESP 12, S-1/A 8, 10-K 7, DEF 14A 7, DEFA14A 7, SC 13G 7, SD 7, UPLOAD 7, 8-K/A 6, SCHEDULE 13G/A 6, 424B7 4, ARS 4, 3/A 3, 424B4 3, 424B5 2, 5 2, EFFECT 2, FWP 2, PRE 14A 2, S-1 2, S-8 2, 15-12B 1, 25-NSE 1, 4/A 1, 8-A12B 1, CERT 1, D 1, DRS 1, POSASR 1, S-1MEF 1, S-3ASR 1, SCHEDULE 13G 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-28 | 09:03 ET | [10-Q](/filings/0001628280-26-067751.md) | Quarterly report, period 2026-09-30 | 0001628280-26-067751 |
| 2026-10-28 | 06:08 ET | [8-K](/filings/0001628280-26-067710.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-26-067710 |
| 2026-09-21 | 07:14 ET | [8-K](/filings/0000947871-26-000877.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000947871-26-000877 |
| 2026-09-21 | 07:08 ET | [8-K](/filings/0000947871-26-000876.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000947871-26-000876 |
| 2026-08-27 | 16:40 ET | [8-K/A](/filings/0001628280-26-059273.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001628280-26-059273 |
| 2026-07-29 | 09:01 ET | [10-Q](/filings/0001628280-26-050415.md) | Quarterly report, period 2026-06-30 | 0001628280-26-050415 |
| 2026-07-29 | 06:13 ET | [8-K](/filings/0001628280-26-050333.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-26-050333 |
| 2026-07-17 | 16:44 ET | [8-K](/filings/0001628280-26-048676.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001628280-26-048676 |
| 2026-05-12 | 16:32 ET | [8-K](/filings/0001628280-26-034146.md) | 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001628280-26-034146 |
| 2026-04-29 | 09:02 ET | [10-Q](/filings/0001628280-26-028141.md) | Quarterly report, period 2026-03-31 | 0001628280-26-028141 |
| 2026-04-29 | 06:10 ET | [8-K](/filings/0001628280-26-028078.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-26-028078 |
| 2026-04-23 | 17:07 ET | [8-K](/filings/0001628280-26-026905.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001628280-26-026905 |
| 2026-04-01 | 08:06 ET | [8-K](/filings/0001628280-26-022575.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001628280-26-022575 |
| 2026-03-27 | 07:40 ET | [DEF 14A](/filings/0001628280-26-021572.md) | Proxy statement, period 2026-05-07 | 0001628280-26-021572 |
| 2026-02-25 | 16:36 ET | [8-K/A](/filings/0001628280-26-011727.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001628280-26-011727 |
| 2026-02-25 | 16:35 ET | [8-K/A](/filings/0001628280-26-011722.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001628280-26-011722 |
| 2026-02-11 | 07:40 ET | [8-K](/filings/0001628280-26-007120.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001628280-26-007120 |
| 2026-02-11 | 07:34 ET | [10-K](/filings/0001628280-26-007118.md) | Annual report, period 2025-12-31 | 0001628280-26-007118 |
| 2025-12-18 | 08:17 ET | [8-K](/filings/0001628280-25-057805.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001628280-25-057805 |
| 2025-12-04 | 16:29 ET | [8-K](/filings/0001722482-25-000221.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001722482-25-000221 |
| 2025-11-10 | 17:11 ET | [8-K](/filings/0001628280-25-051159.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001628280-25-051159 |
| 2025-10-29 | 09:01 ET | [10-Q](/filings/0001628280-25-046936.md) | Quarterly report, period 2025-09-30 | 0001628280-25-046936 |
| 2025-10-29 | 06:13 ET | [8-K](/filings/0001628280-25-046902.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-25-046902 |
| 2025-10-14 | 16:46 ET | [8-K](/filings/0001628280-25-045006.md) | 1.01 Entry into a material agreement; 1.02 Termination of a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001628280-25-045006 |
| 2025-10-14 | 08:37 ET | [8-K](/filings/0001628280-25-044871.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001628280-25-044871 |
| 2025-10-03 | 08:35 ET | [8-K](/filings/0001628280-25-043910.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001628280-25-043910 |
| 2025-08-13 | 17:03 ET | [8-K](/filings/0001722482-25-000200.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001722482-25-000200 |
| 2025-08-01 | 09:00 ET | [10-Q](/filings/0001722482-25-000190.md) | Quarterly report, period 2025-06-30 | 0001722482-25-000190 |
| 2025-08-01 | 06:13 ET | [8-K](/filings/0001722482-25-000188.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001722482-25-000188 |
| 2025-07-21 | 17:02 ET | [8-K](/filings/0001193125-25-161950.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-25-161950 |
| 2025-05-12 | 17:16 ET | [8-K](/filings/0001722482-25-000143.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001722482-25-000143 |
| 2025-04-28 | 08:29 ET | [8-K](/filings/0001722482-25-000087.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001722482-25-000087 |
| 2025-04-25 | 09:00 ET | [10-Q](/filings/0001722482-25-000080.md) | Quarterly report, period 2025-03-31 | 0001722482-25-000080 |
| 2025-04-25 | 06:21 ET | [8-K](/filings/0001722482-25-000077.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001722482-25-000077 |
| 2025-03-28 | 16:12 ET | [DEF 14A](/filings/0000950170-25-046778.md) | Proxy statement, period 2025-05-08 | 0000950170-25-046778 |
| 2025-02-07 | 09:00 ET | [10-K](/filings/0001722482-25-000015.md) | Annual report, period 2024-12-31 | 0001722482-25-000015 |
| 2025-02-07 | 06:12 ET | [8-K](/filings/0001722482-25-000013.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001722482-25-000013 |
| 2025-01-08 | 17:01 ET | [8-K](/filings/0001722482-25-000002.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001722482-25-000002 |
| 2024-11-06 | 08:29 ET | [8-K](/filings/0001722482-24-000171.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001722482-24-000171 |
| 2024-10-25 | 09:04 ET | [10-Q](/filings/0001722482-24-000163.md) | Quarterly report, period 2024-09-30 | 0001722482-24-000163 |
| 2024-10-25 | 06:19 ET | [8-K](/filings/0001722482-24-000161.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001722482-24-000161 |
| 2024-07-26 | 09:02 ET | [10-Q](/filings/0001722482-24-000145.md) | Quarterly report, period 2024-06-30 | 0001722482-24-000145 |
| 2024-07-26 | 06:21 ET | [8-K](/filings/0001722482-24-000142.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001722482-24-000142 |
| 2024-07-03 | 17:21 ET | [8-K](/filings/0001722482-24-000136.md) | 5.02 Departure or appointment of officers or directors | 0001722482-24-000136 |
| 2024-06-21 | 16:50 ET | [8-K](/filings/0001722482-24-000125.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001722482-24-000125 |
| 2024-05-10 | 16:30 ET | [8-K](/filings/0001722482-24-000109.md) | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001722482-24-000109 |
| 2024-04-26 | 09:00 ET | [10-Q](/filings/0001722482-24-000102.md) | Quarterly report, period 2024-03-31 | 0001722482-24-000102 |
| 2024-04-26 | 06:20 ET | [8-K](/filings/0001722482-24-000100.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001722482-24-000100 |
| 2024-04-05 | 17:03 ET | [8-K](/filings/0001722482-24-000084.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001722482-24-000084 |
| 2024-03-29 | 16:16 ET | [DEF 14A](/filings/0001193125-24-082080.md) | Proxy statement, period 2024-05-09 | 0001193125-24-082080 |

Page 1 of 4. [Older](/companies/avtr/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 28, 2026, 09:10 ET. No prices; not investment advice.