There have been 50 recent insider transactions recorded for Avantor, Inc. (AVTR), including 25 buys and 19 sells. Total insider buying was valued at $6.8M and total insider selling at $495.72K.
Notable insiders with recent activity include Eck Steven W, Mehra Sanjeev K, Hankamer Brittany. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — AVTR
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-04-03 |
Eck Steven W |
SVP & Chief Accounting Officer |
RSU Award |
31,645 |
- |
- |
130,978 |
| 2026-03-10 |
Mehra Sanjeev K |
Director |
Informative Buy |
125,000 |
$8.01 |
$1M |
475,000 |
| 2026-02-24 |
Eck Steven W |
SVP & Chief Accounting Officer |
Tax Withholding of RSU |
452 |
$9.11 |
$4.12K |
99,333 |
| 2026-02-24 |
Hankamer Brittany |
EVP, Chief HR Officer |
Tax Withholding of RSU |
359 |
$9.11 |
$3.27K |
249,045 |
| 2026-02-23 |
Jones R. Brent |
EVP, Chief Financial Officer |
Tax Withholding of RSU |
2,805 |
$8.89 |
$24.94K |
419,782 |
| 2026-02-23 |
Eck Steven W |
SVP & Chief Accounting Officer |
Tax Withholding of RSU |
2,017 |
$8.89 |
$17.93K |
99,785 |
| 2026-02-23 |
Sokenu Claudius |
EVP, Chief Legal & Compliance |
Tax Withholding of RSU |
2,376 |
$8.89 |
$21.12K |
252,429 |
| 2026-02-23 |
Hankamer Brittany |
EVP, Chief HR Officer |
Tax Withholding of RSU |
1,324 |
$8.89 |
$11.77K |
249,404 |
| 2026-02-23 |
Gourdier Benoit |
EVP, Bioscience & Medtech |
Tax Withholding of RSU |
3,029 |
$8.89 |
$26.93K |
362,859 |
| 2026-02-20 |
Jones R. Brent |
EVP, Chief Financial Officer |
Tax Withholding of RSU |
9,506 |
$9.03 |
$85.84K |
422,587 |
| 2026-02-20 |
Eck Steven W |
SVP & Chief Accounting Officer |
Tax Withholding of RSU |
2,125 |
$9.03 |
$19.19K |
101,802 |
| 2026-02-20 |
Walker Corey |
President, Vwr Dist. & Servs. |
Tax Withholding of RSU |
4,963 |
$9.03 |
$44.82K |
387,545 |
| 2026-02-20 |
Sokenu Claudius |
EVP, Chief Legal & Compliance |
Tax Withholding of RSU |
2,919 |
$9.03 |
$26.36K |
254,805 |
| 2026-02-20 |
Hankamer Brittany |
EVP, Chief HR Officer |
Tax Withholding of RSU |
1,453 |
$9.03 |
$13.12K |
250,728 |
| 2026-02-20 |
Gourdier Benoit |
EVP, Bioscience & Medtech |
Tax Withholding of RSU |
4,160 |
$9.03 |
$37.56K |
365,888 |
| 2026-02-19 |
Lucier Gregory T |
Director |
Informative Buy |
50,000 |
$9.16 |
$458K |
50,000 |
| 2026-02-19 |
Jones R. Brent |
EVP, Chief Financial Officer |
RSU Award |
161,237 |
- |
- |
432,093 |
| 2026-02-19 |
Eck Steven W |
SVP & Chief Accounting Officer |
RSU Award |
43,230 |
$9.21 |
$398.15K |
43,230 |
| 2026-02-19 |
Walker Corey |
President, Vwr Dist. & Servs. |
RSU Award |
161,237 |
- |
- |
392,508 |
| 2026-02-19 |
Sokenu Claudius |
EVP, Chief Legal & Compliance |
RSU Award |
80,618 |
- |
- |
257,724 |
| 2026-02-19 |
Hankamer Brittany |
EVP, Chief HR Officer |
RSU Award |
80,618 |
- |
- |
252,181 |
| 2026-02-19 |
Gourdier Benoit |
EVP, Bioscience & Medtech |
RSU Award |
134,364 |
- |
- |
370,048 |
| 2026-02-19 |
Ligner Emmanuel |
President and CEO |
RSU Award |
483,713 |
- |
- |
767,137 |
| 2026-02-19 |
Blenn Mary |
EVP, Chief Operating Officer |
RSU Award |
235,993 |
- |
- |
253,384 |
| 2026-02-12 |
Summe Gregory L |
Director |
Informative Buy |
100,000 |
$9.40 |
$940K |
400,000 |
| 2026-01-02 |
Dingemans Simon |
Director |
Unknown |
- |
- |
- |
- |
| 2026-01-02 |
Dingemans Simon |
Director |
RSU Award |
6,225 |
- |
- |
6,225 |
| 2025-12-05 |
Mehra Sanjeev K |
Director |
Unknown |
- |
- |
- |
- |
| 2025-12-05 |
Mehra Sanjeev K |
Director |
RSU Award |
8,106 |
- |
- |
8,106 |
| 2025-11-17 |
Ligner Emmanuel |
President and CEO |
Informative Buy |
87,500 |
$11.35 |
$993.13K |
283,424 |
| 2025-11-10 |
Blenn Mary |
Officer |
Unknown |
- |
- |
- |
- |
| 2025-11-10 |
Blenn Mary |
EVP, Chief Operating Officer |
RSU Award |
17,391 |
- |
- |
17,391 |
| 2025-10-30 |
Summe Gregory L |
Director |
Informative Buy |
100,000 |
$11.25 |
$1.13M |
300,000 |
| 2025-10-03 |
Lucier Gregory T |
Director |
Unknown |
- |
- |
- |
- |
| 2025-10-03 |
Lucier Gregory T |
Director |
RSU Award |
8,736 |
- |
- |
8,736 |
| 2025-10-02 |
Gourdier Benoit |
EVP, Bioscience Production |
Tax Withholding of RSU |
1,264 |
$13.77 |
$17.41K |
235,684 |
| 2025-08-21 |
Summe Gregory L |
Director |
Informative Buy |
100,000 |
$12.56 |
$1.26M |
200,000 |
| 2025-08-18 |
Ligner Emmanuel |
President and CEO |
Unknown |
- |
- |
- |
- |
| 2025-08-18 |
Ligner Emmanuel |
President and CEO |
RSU Award |
195,924 |
- |
- |
195,924 |
| 2025-08-14 |
Hankamer Brittany |
EVP, Chief HR Officer |
Tax Withholding of RSU |
181 |
$12.98 |
$2.35K |
171,563 |
| 2025-08-08 |
Couturier Christophe |
EVP, Amea |
RSU Award |
65,217 |
- |
- |
211,271 |
| 2025-08-05 |
Eck Steven W |
SVP & Chief Accounting Officer |
Informative Sell |
3,476 |
$11.39 |
$39.59K |
55,068 |
| 2025-07-31 |
Eck Steven W |
SVP & Chief Accounting Officer |
Tax Withholding of RSU |
1,385 |
$13.44 |
$18.61K |
58,544 |
| 2025-07-24 |
Sokenu Claudius |
EVP, Chief Legal & Compliance |
Tax Withholding of RSU |
3,123 |
$14.01 |
$43.75K |
177,106 |
| 2025-06-21 |
Walker Corey |
President Laboratory Solutions |
Tax Withholding of RSU |
2,730 |
$13.57 |
$37.05K |
231,271 |
| 2025-05-23 |
Summe Gregory L |
Director |
Informative Buy |
30,000 |
$12.50 |
$375K |
100,000 |
| 2025-05-22 |
Summe Gregory L |
Director |
Informative Buy |
20,000 |
$12.65 |
$253K |
70,000 |
| 2025-05-21 |
Stubblefield Michael |
President & CEO |
Gift (Received) |
76,000 |
- |
- |
545,500 |
| 2025-05-09 |
Jones R. Brent |
EVP, Chief Financial Officer |
RSU Award |
162,866 |
- |
- |
269,676 |
| 2025-05-09 |
Couturier Christophe |
EVP, Amea |
RSU Award |
61,074 |
- |
- |
144,914 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
