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Insider trade

Avantor (AVTR)Director bought ~$375K

Gregory L Summe, Director at Avantor, bought ~$375K of Avantor shares.

~$375K
Approx. value · 30K sh @ $12.50
100K
Holds after · shares reported
Traded
May 23, 2025
Filed
May 27, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Apr 28, 2025Insider · 3 peopleInsiders: 3 purchases (~$479K)
  2. Apr 29, 2025InsiderDirector purchased ~$100K of AVTR shares in the open market
  3. May 7, 2025InsiderDirector purchased ~$300K of AVTR shares in the open market
  4. May 22, 2025InsiderDirector purchased ~$253K of AVTR shares in the open market
  5. May 23, 2025 · this disclosureInsiderDirector purchased ~$375K of AVTR shares in the open market

What came next

  1. Jun 11, 2025CongressDisclosed purchase of AVTR — reported range $1,001 - $15,000
  2. Jun 17, 2025CongressDisclosed partial sale of AVTR — reported range $1,001 - $15,000
  3. Jul 23, 2025CongressDisclosed partial sale of AVTR — reported range $1,001 - $15,000
  4. Aug 5, 2025InsiderOfficer sold ~$40K of AVTR shares in the open market
  5. Aug 12, 2025CongressDisclosed partial sale of AVTR — reported range $1,001 - $15,000
  6. Aug 13, 2025CongressDisclosed sale of AVTR — reported range $1,001 - $15,000
  7. Aug 21, 2025InsiderDirector purchased ~$1.26M of AVTR shares in the open market
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Avantor

For Avantor, OQRO holds 13 fund holdings reports (13F) and 1 federal contract award dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its AVTR page.

Other recent filings by Gregory L Summe, Director

The full history of Gregory L Summe, Director is on the profile page.

How this filing works

Other disclosures at Avantor

Everything OQRO holds on this company is on its AVTR page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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OQRO describes public disclosures and context calculated from them. It does not give personalized advice and does not recommend any transaction. How OQRO treats data