Avantor, Inc. (AVTR)
$14.58-$0.03 (-0.21%) Today
Simon Dingemans - DirectorAvantor Inc provides products and services to customers in the biopharma, healthcare, education & government, and advanced technologies & applied materials industries. The company operates through two segments: Laboratory Solutions and Bioscience Production. It offers materials & consumables, equipment & instrumentation, and services & specialty procurement. Product groups include Equipment & Instrumentation, Services & Specialty Procurement, Proprietary Materials & Consumables, and Third-Party Materials & Consumables. Materials & consumables include high-purity chemicals and reagents, lab supplies, customized excipients, single-use assemblies, chromatography products, sample preparation kits, and fluid handling solutions. It operates in the Americas, Europe, and AMEA.
https://www.avantorsciences.comSEC filings for AVTR on EDGAR
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Tax withholding / forfeiture | 5 | 35,580 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
51 Form 4 filings on record, the earliest from Oct 4, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Emmanuel Ligner - Officer | Tax withholding / forfeiture | Common Stock | 29,803 | $13.33 | $397K | |
| Brittany Hankamer - Officer | Tax withholding / forfeiture | Common Stock | 181 | $13.66 | $2K | |
| Steven W. Eck - Officer | Tax withholding / forfeiture | Common Stock | 1,385 | $13.78 | $19K | |
| Claudius Sokenu - Officer | Tax withholding / forfeiture | Common Stock | 1,201 | $11.44 | $14K | |
| Corey Walker - Officer | Tax withholding / forfeiture | Common Stock | 3,010 | $9.58 | $29K | |
 Mala Murthy - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
| Gregory T. Lucier - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
| Gregory T. Lucier - Director | Open-market purchase | Common Stock | 10,000 | $8.32 | $83K | |
| Simon Dingemans - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
| Louise Makin - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
 Joseph R. Massaro - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
| Sanjeev K. Mehra - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
| Michael Severino - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
 Gregory L. Summe - Director | Grant or award | Common Stock | 25,270 | $0.00 | - | |
| Simon Dingemans - Director | Open-market purchase | Common Stock | 25,000 | $8.14 | $204K | |
 Ludovic Brellier - Officer | Grant or award | Common Stock | 146,566 | $0.00 | - | |
| Ludovic Brellier - Officer | Grant or award | Stock Options (Right to Buy) | 246,002 | $0.00 | - | |
| Steven W. Eck - Officer | Grant or award | Common Stock | 31,645 | $0.00 | - | |
| Sanjeev K. Mehra - Director | Open-market purchase | Common Stock | 125,000 | $8.01 | $1.00M | |
| Claudius Sokenu - Officer | Tax withholding / forfeiture | Common Stock | 2,376 | $8.89 | $21K | |
| Brittany Hankamer - Officer | Tax withholding / forfeiture | Common Stock | 1,324 | $8.89 | $12K | |
| Brittany Hankamer - Officer | Tax withholding / forfeiture | Common Stock | 359 | $9.11 | $3K | |
 R. Brent Jones - Officer | Tax withholding / forfeiture | Common Stock | 2,805 | $8.89 | $25K | |
 Benoit Gourdier - Officer | Tax withholding / forfeiture | Common Stock | 3,029 | $8.89 | $27K | |
| Steven W. Eck - Officer | Tax withholding / forfeiture | Common Stock | 2,017 | $8.89 | $18K | |
| Steven W. Eck - Officer | Tax withholding / forfeiture | Common Stock | 452 | $9.11 | $4K | |
| Brittany Hankamer - Officer | Grant or award | Common Stock | 80,618 | $0.00 | - | |
| Brittany Hankamer - Officer | Tax withholding / forfeiture | Common Stock | 1,453 | $9.03 | $13K | |
| Brittany Hankamer - Officer | Grant or award | Stock Options (Right to Buy) | 317,310 | $0.00 | - | |
| Gregory T. Lucier - Director | Open-market purchase | Common Stock | 50,000 | $9.16 | $458K | |
| Mary Blenn - Officer | Grant or award | Common Stock | 235,993 | $0.00 | - | |
| Mary Blenn - Officer | Grant or award | Stock Options (Right to Buy) | 1,041,766 | $0.00 | - | |
| Steven W. Eck - Officer | Grant or award | Common Stock | 48,859 | $0.00 | - | |
| Steven W. Eck - Officer | Tax withholding / forfeiture | Common Stock | 2,125 | $9.03 | $19K | |
| Steven W. Eck - Officer | Grant or award | Stock Options (Right to Buy) | 43,230 | $0.00 | - | |
| Emmanuel Ligner - Officer | Grant or award | Common Stock | 483,713 | $0.00 | - | |
| Emmanuel Ligner - Officer | Grant or award | Stock Options (Right to Buy) | 1,903,847 | $0.00 | - | |
| Corey Walker - Officer | Grant or award | Common Stock | 161,237 | $0.00 | - | |
| Corey Walker - Officer | Tax withholding / forfeiture | Common Stock | 4,963 | $9.03 | $45K | |
| Corey Walker - Officer | Grant or award | Stock Options (Right to Buy) | 634,617 | $0.00 | - | |
| Claudius Sokenu - Officer | Grant or award | Common Stock | 80,618 | $0.00 | - | |
| Claudius Sokenu - Officer | Tax withholding / forfeiture | Common Stock | 2,919 | $9.03 | $26K | |
| Claudius Sokenu - Officer | Grant or award | Stock Options (Right to Buy) | 317,310 | $0.00 | - | |
| Benoit Gourdier - Officer | Grant or award | Common Stock | 134,364 | $0.00 | - | |
| Benoit Gourdier - Officer | Tax withholding / forfeiture | Common Stock | 4,160 | $9.03 | $38K | |
| Benoit Gourdier - Officer | Grant or award | Stock Options (Right to Buy) | 528,848 | $0.00 | - |
Avantor, Inc. (AVTR) had 5 insider filings in the last 90 days, with the most recent on 2026-08-20. The full record for AVTR runs to 51 Form 4 filings, the earliest from 2024-10-04. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of AVTR were filed in the last 90 days. 12 purchases are on record for this company.
No insider sales of AVTR were filed in the last 90 days. 1 sale is on record for this company.
This page tracks AVTR Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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