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

Insider buying vs selling

Have Avantor Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Emmanuel LignerCEO;Pres2026-08-1829,803$13.33
$397.27kSell
Brittany HankamerCHRO;EVP2026-08-14181$13.66
$2.47kSell
Steven W. EckCAO;SVP2026-07-311,385$13.78
$19.09kSell
Claudius SokenuCLO;EVP2026-07-241,201$11.44
$13.74kSell
Corey WalkerPresident VWR Dist. Servs.2026-06-213,010$9.58
$28.84kSell
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
Brittany HankamerEVP Chief HR Officer2026-02-24359$9.11
$3.27kSell
Steven W. EckSVP Chief Accounting Officer2026-02-24452$9.11
$4.12kSell

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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
Thomas Connolly8.71%58,881,710$892.65MInsider
Goldman Sachs Co LLC6.43%43,483,708$659.21MInsider
New Mountain Investments III LLC4.14%28,000,000$424.48MInsider
Michael Stubblefield0.28%1,917,522$29.07MInsider
Rajiv Gupta0.16%1,058,671$16.05MInsider
Emmanuel Ligner0.11%737,334$11.18MInsider
Jo Natauri0.10%650,317$9.86MInsider
Sanjeev K. Mehra0.08%508,376$7.71MInsider
Gregory L. Summe0.07%483,381$7.33MInsider
R. Brent Jones0.06%419,782$6.36MInsider

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AVTR vs Specialty Chemical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
AVTR0.10%20.81%Net BuyingNet Selling
SSL0.00%0.03%Net Selling
SOLS0.08%0.04%Net SellingNet Selling
WLK0.00%100.00%Net SellingNet Buying
NEU0.07%54.93%Net Selling

Avantor Stock Ownership FAQ

Who owns Avantor?

Avantor (NYSE: AVTR) is owned by 0.10% institutional shareholders, 20.81% Avantor insiders, and 79.09% retail investors. Thomas Connolly is the largest individual Avantor shareholder, owning 58.88M shares representing 8.71% of the company. Thomas Connolly's Avantor shares are currently valued at $909.13M.

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