Old names:
| Owner | Filings | Transaction Date | Type of Owner |
|---|---|---|---|
| Hankamer Brittany | 0001990909 | Aug-23-2023 | officer: EVP, Chief HR Officer |
| Jones R. Brent | 0001588275 | Aug-07-2023 | officer: EVP, Chief Financial Officer |
| Sokenu Claudius | 0001926784 | Jul-24-2023 | officer: EVP, Chief Legal & Compliance |
| Stone Randy Lee | 0001777439 | Apr-16-2023 | officer: EVP, Proprietary Products |
| Sahin Kitty | 0001963717 | Feb-14-2023 | officer: EVP, Strategy&Corp Development |
| Massaro Joseph R | 0001380017 | Nov-08-2021 | director |
| Murthy Mala | 0001780955 | Oct-28-2021 | director |
| Carethers John | 0001874604 | Jul-15-2021 | director |
| Kang Lan | 0001863043 | May-14-2021 | director |
| Lewis Sheri | 0001839410 | Dec-31-2020 | officer: EVP, Global Ops & Supply Chain |
| Henson Meghan | 0001839411 | Dec-31-2020 | officer: EVP, Chief HR Officer |
| SUMME GREGORY L | 0001143422 | May-07-2020 | director |
| SEVERINO MICHAEL | 0001609447 | Apr-22-2020 | director |
| Henrichwark Sven | 0001800677 | Jan-21-2020 | officer: EVP, APAC Region |
| Murray Mark Christopher | 0001800013 | Jan-13-2020 | officer: EVP, Biomaterials & AT |
| Foxe Tanya | 0001790162 | Sep-30-2019 | officer: EVP, Operations & Supply Chain |
| Andres Juan | 0001760670 | Sep-20-2019 | director |
| Eck Steven W | 0001748813 | May-23-2019 | officer: SVP & Chief Accounting Officer |
| Bridge Street Opportunity Advisors, L.L.C. | 0001615636 | May-21-2019 | 10 percent owner |
| Natauri Jo | 0001776123 | May-21-2019 | director |
| Connolly Thomas | 0001776597 | May-21-2019 | director |
| GOLDMAN SACHS & CO. LLC | 0000769993 | May-16-2019 | 10 percent owner |
| GOLDMAN SACHS GROUP INC | 0000886982 | May-16-2019 | 10 percent owner |
| KLINSKY STEVEN B | 0001018327 | May-16-2019 | 10 percent owner |
| GUPTA RAJIV | 0001068731 | May-16-2019 | director |
| SACHDEV RAKESH | 0001259543 | May-16-2019 | director |
| Szlosek Thomas A | 0001293167 | May-16-2019 | officer: EVP and CFO |
| New Mountain Partners III LP | 0001403510 | May-16-2019 | 10 percent owner |
| New Mountain Capital, L.L.C. | 0001407718 | May-16-2019 | 10 percent owner |
| Peacock Jonathan M | 0001500241 | May-16-2019 | director |
| New Mountain Investments III, LLC | 0001515175 | May-16-2019 | 10 percent owner |
| Broad Street Principal Investments, L.L.C. | 0001575993 | May-16-2019 | 10 percent owner |
| Moura Andre V. | 0001631831 | May-16-2019 | director |
| Holt Matthew S. | 0001631836 | May-16-2019 | director |
| Couturier Christophe | 0001684076 | May-16-2019 | officer: See Remarks |
| StoneBridge 2017 Offshore, L.P. | 0001698770 | May-16-2019 | 10 percent owner |
| StoneBridge 2017, L.P. | 0001698772 | May-16-2019 | 10 percent owner |
| Shaw Christi | 0001702473 | May-16-2019 | director |
| VWR Partners, L.P. | 0001708241 | May-16-2019 | 10 percent owner |
| StoneBridge 2018, L.P. | 0001729502 | May-16-2019 | 10 percent owner |
| StoneBridge 2018 Offshore, L.P. | 0001729503 | May-16-2019 | 10 percent owner |
| Wondrasch Michael | 0001776065 | May-16-2019 | officer: EVP & CIO |
| Bramwell James | 0001776099 | May-16-2019 | officer: EVP, Strategic Partners |
| Brophy Gerard | 0001776107 | May-16-2019 | officer: EVP, Biopharma Production |
| Hofman Bjorn | 0001776116 | May-16-2019 | officer: EVP and COO |
| Kulkarni Ashish | 0001776119 | May-16-2019 | officer: See Remarks |
| McAllister Eric | 0001776120 | May-16-2019 | officer: See Remarks |
| Miller Justin | 0001776122 | May-16-2019 | officer: EVP, Gen. Counsel & Secretary |
| Ohri Devashish | 0001776125 | May-16-2019 | officer: EVP, AMEA |
| Stubblefield Michael | 0001776153 | May-16-2019 | director, officer: President and CEO |
| Vanderhaegen Frederic | 0001776162 | May-16-2019 | officer: EVP, Europe |
| Walker Corey | 0001776172 | May-16-2019 | officer: See Remarks |
| DePetris Michael | 0001776176 | May-16-2019 | officer: SVP and Corporate Controller |
| Fine Robert | 0001776638 | May-16-2019 | director |
| NM Holdings GP, L.L.C. | 0001776766 | May-16-2019 | 10 percent owner |
| New Mountain Capital Group, L.P. | 0001777024 | May-16-2019 | 10 percent owner |
Coming soon!
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Includes all SEC registration details as well as a list of all documents (S-1, Prospectus, Current Reports, 8-K, 10K, Annual Reports) filed by Avantor, Inc.
| Filings | Format | Description | Filed/Effective | File/Film Number |
|---|---|---|---|---|
| 8-K | Document | Current report filing Acc-no: 0001722482-25-000221 (34 Act) Size: KB |
Dec-04-2025 | 251549674 |
| 4 | Document | Statement of changes in beneficial ownership of securities Acc-no: 0002082879-25-000003 ( Act) Size: 0 KB |
Nov-17-2025 | |
| SCHEDULE 13G/A | Document | Acc-no: 0001897612-25-000544 (34 Act) Size: KB | Nov-14-2025 | 251483370 |
| 4 | Document | Statement of changes in beneficial ownership of securities Acc-no: 0001628280-25-051686 ( Act) Size: 0 KB |
Nov-12-2025 | |
| 3 | Document | Initial statement of beneficial ownership of securities Acc-no: 0001628280-25-051681 ( Act) Size: 0 KB |
Nov-12-2025 | |
| 8-K | Document | Current report filing Acc-no: 0001628280-25-051159 (34 Act) Size: KB |
Nov-10-2025 | 251467346 |
| 144 | Document | Filing for proposed sale of securities under Rule 144 Acc-no: 0001628280-25-050225 (33 Act) Size: 0 KB |
Nov-06-2025 | 251458823 |
| 4 | Document | Statement of changes in beneficial ownership of securities Acc-no: 0001628280-25-047702 ( Act) Size: 0 KB |
Oct-31-2025 | |
| 10-Q | Document | Quarterly report pursuant to sections 13 or 15(d) Acc-no: 0001628280-25-046936 (34 Act) Size: KB |
Oct-29-2025 | 251427206 |
| 8-K | Document | Current report filing Acc-no: 0001628280-25-046902 (34 Act) Size: KB |
Oct-29-2025 | 251426652 |
| SCHEDULE 13G/A | Document | Acc-no: 0002012383-25-002504 (34 Act) Size: KB | Oct-17-2025 | 251401776 |
| 8-K | Document | Current report filing Acc-no: 0001628280-25-045006 (34 Act) Size: KB |
Oct-14-2025 | 251392341 |
| 8-K | Document | Current report filing Acc-no: 0001628280-25-044871 (34 Act) Size: KB |
Oct-14-2025 | 251389917 |
| 4 | Document | Statement of changes in beneficial ownership of securities Acc-no: 0001722482-25-000218 ( Act) Size: 0 KB |
Oct-07-2025 | |
| 3 | Document | Initial statement of beneficial ownership of securities Acc-no: 0001722482-25-000216 ( Act) Size: 0 KB |
Oct-07-2025 | |
| 4 | Document | Statement of changes in beneficial ownership of securities Acc-no: 0001628280-25-044081 ( Act) Size: 0 KB |
Oct-03-2025 | |
| 8-K | Document | Current report filing Acc-no: 0001628280-25-043910 (34 Act) Size: KB |
Oct-03-2025 | 251372148 |
| 4 | Document | Statement of changes in beneficial ownership of securities Acc-no: 0001722482-25-000209 ( Act) Size: 0 KB |
Aug-22-2025 | |
| 4 | Document | Statement of changes in beneficial ownership of securities Acc-no: 0001722482-25-000207 ( Act) Size: 0 KB |
Aug-21-2025 | |
| 3 | Document | Initial statement of beneficial ownership of securities Acc-no: 0001722482-25-000206 ( Act) Size: 0 KB |
Aug-21-2025 |
Recent 20 filings. View all Avantor, Inc. filings
Huge help thank you for your help .. y'all make it so much easier
Very good communication and delivery made within the timeframe I was advised of
young lad who new his job ansered questions and new what was best for me.
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