Avantor, Inc.

NYSE:AVTR Stock Report

Market Cap: US$5.3b

Avantor Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSE:AVTR Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
10 Mar 26BuyUS$1,001,250Sanjeev MehraIndividual125,000US$8.01
19 Feb 26BuyUS$458,000Gregory LucierIndividual50,000US$9.16
12 Feb 26BuyUS$940,000Gregory SummeIndividual100,000US$9.40
05 Dec 25BuyUS$3,881,500Sanjeev MehraIndividual350,000US$11.09
17 Nov 25BuyUS$993,125Emmanuel LignerIndividual87,500US$11.35
30 Oct 25BuyUS$1,125,000Gregory SummeIndividual100,000US$11.25
21 Aug 25BuyUS$1,256,000Gregory SummeIndividual100,000US$12.56
05 Aug 25SellUS$39,592Steven EckIndividual3,476US$11.39
23 May 25BuyUS$375,000Gregory SummeIndividual30,000US$12.50
22 May 25BuyUS$253,000Gregory SummeIndividual20,000US$12.65
07 May 25BuyUS$300,000Gregory SummeIndividual25,000US$12.00
29 Apr 25BuyUS$99,630Joseph MassaroIndividual8,100US$12.30
28 Apr 25BuyUS$312,500Gregory SummeIndividual25,000US$12.50
28 Apr 25BuyUS$103,646Jonathan PeacockIndividual8,091US$12.81
28 Apr 25BuyUS$62,850Kang LanIndividual5,000US$12.57

Insider Trading Volume

Insider Buying: AVTR insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of AVTR?
Owner TypeNumber of SharesOwnership Percentage
State or Government587,5100.0828%
Individual Insiders3,810,7830.537%
Private Companies14,000,0001.97%
Institutions691,091,95197.4%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 80.97% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
17.3%
Dodge & Cox
117,065,143US$924.8m-0.58%0.25%
9.6%
The Vanguard Group, Inc.
64,904,889US$512.7m-1.64%0.01%
8.81%
BlackRock, Inc.
59,596,564US$470.8m-1.85%0.01%
4.92%
Barrow, Hanley, Mewhinney & Strauss, LLC
33,287,174US$263.0m-3.65%0.69%
4.84%
T. Rowe Price Group, Inc.
32,695,320US$258.3m-2.3%0.02%
3.47%
Wellington Management Group LLP
23,436,636US$185.1m0%0.03%
3.34%
Greenhaven Associates Inc
22,593,838US$178.5m10.2%2.7%
2.99%
State Street Global Advisors, Inc.
20,209,406US$159.7m-0.77%no data
2.43%
Invesco Ltd.
16,410,804US$129.6m50%0.03%
2.23%
Clarkston Capital Partners, LLC
15,105,065US$119.3m0.56%2.81%
2.16%
Dimensional Fund Advisors LP
14,606,596US$115.4m9.14%0.01%
2.07%
New Mountain Capital Group, L.P.
14,000,000US$110.6m0%no data
1.96%
Morgan Stanley
13,269,622US$104.8m461%0.01%
1.77%
Geode Capital Management, LLC
11,978,560US$94.6m-2.58%no data
1.77%
The London Company of Virginia, LLC
11,936,522US$94.3m-6.7%0.5%
1.76%
Engine Capital Management, LP
11,927,812US$94.2m-39.5%12.6%
1.45%
UBS Asset Management AG
9,824,269US$77.6m50.2%0.01%
1.29%
Manulife Asset Management
8,734,396US$69.0m-27.3%0.05%
1.1%
FMR LLC
7,420,094US$58.6m2.31%no data
1.08%
RobecoSAM AG
7,280,961US$57.5m-8.07%0.8%
1.07%
Massachusetts Financial Services Company
7,214,408US$57.0m-3.83%0.01%
0.95%
Norges Bank Investment Management
6,398,087US$50.5m-20.4%no data
0.92%
D. E. Shaw & Co., L.P.
6,215,923US$49.1m350%0.04%
0.89%
EARNEST Partners, LLC
6,031,807US$47.7m-2.66%0.17%
0.79%
Northern Trust Global Investments
5,309,454US$41.9m-4.52%no data

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/04/27 20:09
End of Day Share Price 2026/04/24 00:00
Earnings2025/12/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Avantor, Inc. is covered by 29 analysts. 14 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Catherine Ramsey SchulteBaird
Luke SergottBarclays
Michael RyskinBofA Global Research