AVTR Insider Trading

Avantor, Inc. · full profile →Last filing Jun 21, 2026
Net Buying · 180d
Open-Market Buys (180d)
$2.7M
4 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$2.7M
open market, 180d
Reporting Insiders
4
5 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 21, 2026Walker CoreyPresident, VWR Dist. & Servs.Tax withholding(F)3K$9.58$29K
May 8, 2026Lucier Gregory TDirectorBuy(P)10K$8.32$83K
May 7, 2026Murthy MalaDirectorGrant(A)25K$0
May 7, 2026Lucier Gregory TDirectorGrant(A)25K$0
May 7, 2026Dingemans SimonDirectorGrant(A)25K$0
May 7, 2026Makin LouiseDirectorGrant(A)25K$0
May 7, 2026Massaro Joseph RDirectorGrant(A)25K$0
May 7, 2026Mehra Sanjeev KDirectorGrant(A)25K$0
May 7, 2026Severino MichaelDirectorGrant(A)25K$0
May 7, 2026Summe Gregory LDirectorGrant(A)25K$0
May 1, 2026Dingemans SimonDirectorBuy(P)25K$8.14$204K
May 1, 2026Brellier LudovicEVP, Bioscience & MedtechGrant(A)147K$0
May 1, 2026Brellier LudovicEVP, Bioscience & MedtechGrant(A)246K$0
Apr 3, 2026Eck Steven WSVP & Chief Accounting OfficerGrant(A)32K$0
Mar 10, 2026Mehra Sanjeev KDirectorBuy(P)125K$8.01$1.0M
Feb 24, 2026Hankamer BrittanyEVP, Chief HR OfficerTax withholding(F)359$9.11$3K
Feb 24, 2026Eck Steven WSVP & Chief Accounting OfficerTax withholding(F)452$9.11$4K
Feb 23, 2026Sokenu ClaudiusEVP, Chief Legal & ComplianceTax withholding(F)2K$8.89$21K
Feb 23, 2026Hankamer BrittanyEVP, Chief HR OfficerTax withholding(F)1K$8.89$12K
Feb 23, 2026Jones R. BrentEVP, Chief Financial OfficerTax withholding(F)3K$8.89$25K
Feb 23, 2026Gourdier BenoitEVP, Bioscience & MedtechTax withholding(F)3K$8.89$27K
Feb 23, 2026Eck Steven WSVP & Chief Accounting OfficerTax withholding(F)2K$8.89$18K
Feb 20, 2026Hankamer BrittanyEVP, Chief HR OfficerTax withholding(F)1K$9.03$13K
Feb 20, 2026Eck Steven WSVP & Chief Accounting OfficerTax withholding(F)2K$9.03$19K
Feb 20, 2026Walker CoreyPresident, VWR Dist. & Servs.Tax withholding(F)5K$9.03$45K
Feb 20, 2026Sokenu ClaudiusEVP, Chief Legal & ComplianceTax withholding(F)3K$9.03$26K
Feb 20, 2026Gourdier BenoitEVP, Bioscience & MedtechTax withholding(F)4K$9.03$38K
Feb 20, 2026Jones R. BrentEVP, Chief Financial OfficerTax withholding(F)10K$9.03$86K
Feb 19, 2026Hankamer BrittanyEVP, Chief HR OfficerGrant(A)81K$0
Feb 19, 2026Hankamer BrittanyEVP, Chief HR OfficerGrant(A)317K$0
Feb 19, 2026Lucier Gregory TDirectorBuy(P)50K$9.16$458K
Feb 19, 2026Blenn MaryEVP, Chief Operating OfficerGrant(A)236K$0
Feb 19, 2026Blenn MaryEVP, Chief Operating OfficerGrant(A)1.0M$0
Feb 19, 2026Eck Steven WSVP & Chief Accounting OfficerGrant(A)49K$0
Feb 19, 2026Eck Steven WSVP & Chief Accounting OfficerGrant(A)43K$0
Feb 19, 2026Ligner EmmanuelPresident and CEO, DirectorGrant(A)484K$0
Feb 19, 2026Ligner EmmanuelPresident and CEO, DirectorGrant(A)1.9M$0
Feb 19, 2026Walker CoreyPresident, VWR Dist. & Servs.Grant(A)161K$0
Feb 19, 2026Walker CoreyPresident, VWR Dist. & Servs.Grant(A)635K$0
Feb 19, 2026Sokenu ClaudiusEVP, Chief Legal & ComplianceGrant(A)81K$0
Feb 19, 2026Sokenu ClaudiusEVP, Chief Legal & ComplianceGrant(A)317K$0
Feb 19, 2026Gourdier BenoitEVP, Bioscience & MedtechGrant(A)134K$0
Feb 19, 2026Gourdier BenoitEVP, Bioscience & MedtechGrant(A)529K$0
Feb 19, 2026Jones R. BrentEVP, Chief Financial OfficerGrant(A)161K$0
Feb 19, 2026Jones R. BrentEVP, Chief Financial OfficerGrant(A)635K$0
Feb 12, 2026Summe Gregory LDirectorBuy(P)100K$9.40$940K
Jan 2, 2026Dingemans SimonDirectorGrant(A)6K$0
Dec 5, 2025Mehra Sanjeev KDirectorGrant(A)8K$0
Dec 5, 2025Mehra Sanjeev KDirectorBuy(P)350K$11.09$3.9M
Nov 17, 2025Ligner EmmanuelPresident and CEO, DirectorBuy(P)88K$11.35$993K
Nov 10, 2025Blenn MaryEVP, Chief Operating OfficerGrant(A)17K$0
Nov 10, 2025Blenn MaryEVP, Chief Operating OfficerGrant(A)47K$0
Oct 30, 2025Summe Gregory LDirectorBuy(P)100K$11.25$1.1M
Oct 3, 2025Lucier Gregory TDirectorGrant(A)9K$0
Oct 2, 2025Gourdier BenoitEVP, Bioscience ProductionTax withholding(F)1K$13.77$17K
Aug 21, 2025Summe Gregory LDirectorBuy(P)100K$12.56$1.3M
Aug 18, 2025Ligner EmmanuelPresident and CEO, DirectorGrant(A)196K$0
Aug 18, 2025Ligner EmmanuelPresident and CEO, DirectorGrant(A)573K$0
Aug 14, 2025Hankamer BrittanyEVP, Chief HR OfficerTax withholding(F)181$12.98$2K
Aug 8, 2025Couturier ChristopheEVP, AMEAGrant(A)65K$0
Aug 5, 2025Eck Steven WSVP & Chief Accounting OfficerSell(S)3K$11.39$40K
Jul 31, 2025Eck Steven WSVP & Chief Accounting OfficerTax withholding(F)1K$13.44$19K
Jul 24, 2025Sokenu ClaudiusEVP, Chief Legal & ComplianceTax withholding(F)3K$14.01$44K
Jun 21, 2025Walker CoreyPresident Laboratory SolutionsTax withholding(F)3K$13.57$37K
May 23, 2025Summe Gregory LDirectorBuy(P)30K$12.50$375K
May 22, 2025Summe Gregory LDirectorBuy(P)20K$12.65$253K
May 21, 2025Stubblefield MichaelPresident & CEO, DirectorGift(G)76K$0
May 21, 2025Stubblefield MichaelPresident & CEO, DirectorGift(G)76K$0
May 9, 2025Walker CoreyPresident Laboratory SolutionsGrant(A)163K$0
May 9, 2025Eck Steven WSVP & Chief Accounting OfficerGrant(A)20K$0
May 9, 2025Sokenu ClaudiusEVP, Chief Legal & ComplianceGrant(A)122K$0
May 9, 2025Hankamer BrittanyEVP, Chief HR OfficerGrant(A)122K$0
May 9, 2025Couturier ChristopheEVP, AMEAGrant(A)61K$0
May 9, 2025Jones R. BrentEVP, Chief Financial OfficerGrant(A)163K$0
May 9, 2025Gourdier BenoitEVP, Bioscience ProductionGrant(A)163K$0
May 8, 2025Carethers JohnDirectorGrant(A)17K$0
May 8, 2025Summe Gregory LDirectorGrant(A)17K$0
May 8, 2025Massaro Joseph RDirectorGrant(A)17K$0
May 8, 2025Peacock Jonathan MDirectorGrant(A)17K$0
May 8, 2025Kang LanDirectorGrant(A)17K$0
May 8, 2025Murthy MalaDirectorGrant(A)17K$0
May 8, 2025Andres JuanDirectorGrant(A)17K$0
May 8, 2025Makin LouiseDirectorGrant(A)17K$0
May 8, 2025Severino MichaelDirectorGrant(A)17K$0
May 7, 2025Summe Gregory LDirectorBuy(P)25K$12.00$300K
Apr 29, 2025Massaro Joseph RDirectorBuy(P)8K$12.30$100K
Apr 28, 2025Summe Gregory LDirectorBuy(P)25K$12.50$313K
Apr 28, 2025Kang LanDirectorBuy(P)5K$12.57$63K
Apr 28, 2025Peacock Jonathan MDirectorBuy(P)8K$12.81$104K
Apr 5, 2025Couturier ChristopheEVP, AMEATax withholding(F)569$15.13$9K
Feb 27, 2025Bramwell JamesEVP Sales, Customer ExcellenceSell(S)774$17.00$13K
Feb 27, 2025Eck Steven WSVP & Chief Accounting OfficerSell(S)1K$17.00$18K
Feb 26, 2025Bramwell JamesEVP Sales, Customer ExcellenceSell(S)4K$17.53$66K
Feb 26, 2025Eck Steven WSVP & Chief Accounting OfficerSell(S)5K$17.53$86K
Feb 25, 2025Couturier ChristopheEVP, AMEATax withholding(F)556$17.56$10K
Feb 25, 2025Stubblefield MichaelPresident & CEO, DirectorTax withholding(F)5K$17.56$87K
Feb 25, 2025Eck Steven WSVP & Chief Accounting OfficerTax withholding(F)505$17.56$9K
Feb 25, 2025Bramwell JamesEVP Sales, Customer ExcellenceTax withholding(F)583$17.56$10K
Feb 25, 2025Hankamer BrittanyEVP, Chief HR OfficerTax withholding(F)369$17.56$6K
Feb 24, 2025Couturier ChristopheEVP, AMEATax withholding(F)750$17.47$13K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-01-042026-07-21. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).