NYSE: AVTR
Avantor Inc Stock Ownership - Who owns Avantor?

Insider buying vs selling

Have Avantor Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Gregory T. LucierDirector2026-05-0810,000$8.32
$83.20kBuy
Simon DingemansDirector2026-05-0125,000$8.14
$203.50kBuy
Sanjeev K. MehraDirector2026-03-10125,000$8.01
$1.00MBuy
Steven W. EckSVP Chief Accounting Officer2026-02-24452$9.11
$4.12kSell
Brittany HankamerEVP Chief HR Officer2026-02-24359$9.11
$3.27kSell
R. Brent JonesEVP Chief Financial Officer2026-02-232,805$8.89
$24.94kSell
Steven W. EckSVP Chief Accounting Officer2026-02-232,017$8.89
$17.93kSell
Benoit GourdierEVP Bioscience Medtech2026-02-233,029$8.89
$26.93kSell
Brittany HankamerEVP Chief HR Officer2026-02-231,324$8.89
$11.77kSell
Claudius SokenuEVP Chief Legal Compliance2026-02-232,376$8.89
$21.12kSell

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Net Insider Buy/Sell (L12M) Ownership

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AVTR Shareholders

What type of owners hold Avantor Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Dodge Cox17.52%119,648,329$1.16BInstitution
Blackrock Inc9.62%65,703,554$634.70MInstitution
Thomas Connolly8.62%58,881,710$568.80MInsider
Goldman Sachs Co LLC6.37%43,483,708$420.05MInsider
Vanguard Portfolio Management LLC4.58%31,275,847$302.12MInstitution
Vanguard Capital Management LLC4.48%30,606,112$295.66MInstitution
New Mountain Investments III LLC4.10%28,000,000$270.48MInsider
Wellington Management Group LLP3.55%24,224,156$234.01MInstitution
Greenhaven Associates Inc3.31%22,593,838$218.26MInstitution
Barrow Hanley Mewhinney Strauss LLC3.27%22,358,399$215.98MInstitution

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AVTR vs Specialty Chemical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
AVTR82.75%17.25%Net BuyingNet Buying
PRM77.25%22.75%Net SellingNet Selling
AXTA46.92%53.08%Net Selling
BCPC88.95%2.45%Net Selling
SXT86.77%13.23%Net SellingNet Selling

Avantor Stock Ownership FAQ

Who owns Avantor?

Avantor (NYSE: AVTR) is owned by 98.92% institutional shareholders, 20.62% Avantor insiders, and 0.00% retail investors. Thomas Connolly is the largest individual Avantor shareholder, owning 58.88M shares representing 8.62% of the company. Thomas Connolly's Avantor shares are currently valued at $552.90M.

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