AVTR insider buying
Every open-market purchase of Avantor, Inc. (AVTR) stock by its officers, directors and major shareholders, from SEC Form 4 filings.
Bought, last 12 months$8.69M
Insiders buying (12m)5
Purchases on record8
Last purchase filedMay 11, 2026
In the last 12 months, 5 insiders of Avantor, Inc. bought $8.69M of AVTR stock on the open market in 8 reported purchases. The most recent was filed on May 11, 2026: Lucier Gregory T (Director) bought 10,000 shares at $8.32, worth $83.20K. The largest purchase on record here is $3.88M by Mehra Sanjeev K on Dec 5, 2025.
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| Filed | Insider | Value | Shares | Price | Stake | Trade | |
|---|---|---|---|---|---|---|---|
| May 11 | Lucier Gregory TDirector | $83.20K | 10,000 | $8.32 | +20% | May 8 | SEC |
| May 5 | Dingemans SimonDirector | $203.50K | 25,000 | $8.14 | new | May 1 | SEC |
| Mar 11 | Mehra Sanjeev KDirector | $1M | 125,000 | $8.01 | +36% | Mar 10 | SEC |
| Feb 23 | Lucier Gregory TDirector | $458K | 50,000 | $9.16 | new | Feb 19 | SEC |
| Feb 12 | Summe Gregory LDirector | $940K | 100,000 | $9.40 | +33% | Feb 12 | SEC |
| Dec 9 | Mehra Sanjeev KDirector | $3.88M | 350,000 | $11.09 | new | Dec 5 | SEC |
| Nov 17 | Ligner EmmanuelPresident and CEO, Director | $993.12K | 87,500 | $11.35 | +45% | Nov 17 | SEC |
| Oct 31 | Summe Gregory LDirector | $1.12M | 100,000 | $11.25 | +50% | Oct 30 | SEC |