See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for Avantor, Inc.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
May 08, 2026 LUCIER GREGORY T |
LUCIER GREGORY T
|
Buy |
10,000 | $8.32 | 10,000 $8.32 $83,200 |
May 01, 2026 Dingemans Simon |
Dingemans Simon
|
Buy |
25,000 | $8.14 | 25,000 $8.14 $203,500 |
Feb 19, 2026 LUCIER GREGORY T |
LUCIER GREGORY T
|
Buy |
50,000 | $9.16 | 50,000 $9.16 $458,000 |
Feb 12, 2026 SUMME GREGORY L |
SUMME GREGORY L
|
Buy |
100,000 | $9.40 | 100,000 $9.40 $940,000 |
Dec 05, 2025 MEHRA SANJEEV K |
MEHRA SANJEEV K
|
Buy |
350,000 | $11.09 | 350,000 $11.09 $3,881,500 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Nov 17, 2025 Ligner Emmanuel |
Ligner Emmanuel
President and CEO
|
Buy |
87,500 | $11.35 | 87,500 $11.35 $993,125 |
Oct 30, 2025 SUMME GREGORY L |
SUMME GREGORY L
|
Buy |
100,000 | $11.25 | 100,000 $11.25 $1,125,000 |
Aug 21, 2025 SUMME GREGORY L |
SUMME GREGORY L
|
Buy |
100,000 | $12.56 | 100,000 $12.56 $1,256,000 |
Aug 05, 2025 Eck Steven W |
Eck Steven W
SVP & Chief Accounting Officer
|
Sell |
3,476 | $11.39 | 3,476 $11.39 $39,592 |
May 23, 2025 SUMME GREGORY L |
SUMME GREGORY L
|
Buy |
30,000 | $12.50 | 30,000 $12.50 $375,000 |
May 22, 2025 SUMME GREGORY L |
SUMME GREGORY L
|
Buy |
20,000 | $12.65 | 20,000 $12.65 $253,000 |
May 07, 2025 SUMME GREGORY L |
SUMME GREGORY L
|
Buy |
25,000 | $12.00 | 25,000 $12.00 $300,000 |
Apr 29, 2025 Massaro Joseph R |
Massaro Joseph R
|
Buy |
8,100 | $12.30 | 8,100 $12.30 $99,630 |
Apr 28, 2025 SUMME GREGORY L |
SUMME GREGORY L
|
Buy |
25,000 | $12.50 | 25,000 $12.50 $312,500 |
Apr 28, 2025 Peacock Jonathan M |
Peacock Jonathan M
|
Buy |
8,091 | $12.81 | 8,091 $12.81 $103,646 |
Apr 28, 2025 Kang Lan |
Kang Lan
|
Buy |
5,000 | $12.57 | 5,000 $12.57 $62,850 |
Feb 27, 2025 Bramwell James |
Bramwell James
EVP Sales, Customer Excellence
|
Sell |
774 | $17.00 | 774 $17.00 $13,158 |
Feb 27, 2025 Eck Steven W |
Eck Steven W
SVP & Chief Accounting Officer
|
Sell |
1,033 | $17.00 | 1,033 $17.00 $17,561 |
Feb 26, 2025 Bramwell James |
Bramwell James
EVP Sales, Customer Excellence
|
Sell |
3,758 | $17.53 | 3,758 $17.53 $65,878 |
Feb 26, 2025 Eck Steven W |
Eck Steven W
SVP & Chief Accounting Officer
|
Sell |
4,907 | $17.53 | 4,907 $17.53 $86,020 |
Sep 05, 2024 Eck Steven W |
Eck Steven W
SVP & Chief Accounting Officer
|
Sell |
3,525 | $25.06 | 3,525 $25.06 $88,337 |
Jul 31, 2024 Couturier Christophe |
Couturier Christophe
EVP, AMEA
|
Sell |
100 | $28.00 | 100 $28.00 $2,800 |
Jul 30, 2024 Couturier Christophe |
Couturier Christophe
EVP, AMEA
|
Sell |
10,000 | $27.00 | 10,000 $27.00 $270,000 |
Mar 08, 2024 Eck Steven W |
Eck Steven W
SVP & Chief Accounting Officer
|
Sell |
3,685 | $25.63 | 3,685 $25.63 $94,447 |
Feb 29, 2024 Bramwell James |
Bramwell James
EVP Sales, Customer Excellence
|
Sell |
4,910 | $24.52 | 4,910 $24.52 $120,393 |
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