IPG Photonics Corporation (IPGP) has 20 known insider and institutional holders on record. The largest holder is Valentin Gapontsev Trust I with 6,726,599 shares. Other notable holders include IP FIBRE DEVICES LTD and GAPONTSEV VALENTIN P.
Over the last 12 months, insiders have made 57 transactions in IPGP stock — 15 buys (valued at RSU Award) and 26 sells (valued at $10.21M). Insider selling has exceeded buying during this period.
IPGP Insider Ownership
Top Holder
Valentin Gapontsev Trust I
6,726,599 shares
Buys (12 mo)
15
$0.00 value
Sells (12 mo)
26
$10.21M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Valentin Gapontsev Trust I |
10 Percent Owner |
6,726,599 |
2026-02-18 |
|
| 2 |
Ip Fibre Devices Ltd |
10 Percent Owner |
6,564,002 |
2026-02-24 |
|
| 3 |
Gapontsev Valentin P |
10 Percent Owner, Officer: CEO & Chairman of the Board |
298,638 |
2020-11-19 |
|
| 4 |
Pavlova Natalia |
Chief Scientist |
104,296 |
2022-05-25 |
|
| 5 |
Gitin Mark Milton |
CEO |
91,873 |
2026-03-03 |
|
| 6 |
Mammen Timothy Pv |
SVP, Chief Financial Officer |
86,413 |
2026-03-03 |
|
| 7 |
Ovtchinnikov Alexander |
10 Percent Owner, Officer: SVP, Chief Technology Officer |
74,360 |
2024-03-05 |
|
| 8 |
Shcherbakov Eugene A |
10 Percent Owner |
72,830 |
2025-06-04 |
|
| 9 |
Child Michael C |
Director |
68,625 |
2024-06-28 |
|
| 10 |
Lopresti Angelo P |
10 Percent Owner, Officer: SVP, Secretary & Gen Counsel |
60,841 |
2026-03-03 |
|
| 11 |
Scherbakov Eugene A |
10 Percent Owner |
51,258 |
2026-03-03 |
|
| 12 |
Ness Trevor |
SVP, Chief Revenue Officer |
38,425 |
2026-03-03 |
|
| 13 |
Stukalin Felix I |
SVP, Chief Operating Officer |
36,316 |
2023-03-03 |
|
| 14 |
Meurice Eric |
Director |
22,803 |
2025-06-20 |
|
| 15 |
Dougherty Greg |
Director |
15,898 |
2025-05-21 |
|
| 16 |
Peeler John R |
Director |
15,740 |
2025-05-21 |
|
| 17 |
Burgomaster Thomas J |
Chief Accounting Officer |
11,566 |
2025-03-04 |
|
| 18 |
Desmond Jeanmarie F. |
Director |
11,100 |
2025-05-21 |
|
| 19 |
Lego Catherine P |
Director |
10,786 |
2020-05-29 |
|
| 20 |
Samartsev Igor |
SVP, Chief Scientist |
10,449 |
2026-03-03 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-17 |
Buttarazzi Mary E. |
VP, Corp Controller and CAO |
Informative Sell |
500 |
$116.22 |
$58.11K |
| 2026-03-09 |
Samartsev Igor |
Officer |
Unknown |
- |
- |
- |
| 2026-03-01 |
Buttarazzi Mary E. |
VP, Corp Controller and CAO |
Tax Withholding of RSU |
435 |
$131.57 |
$57.23K |
| 2026-03-01 |
Gitin Mark Milton |
CEO |
Tax Withholding of RSU |
7,603 |
$131.57 |
$1M |
| 2026-03-01 |
Ness Trevor |
SVP, Chief Revenue Officer |
Tax Withholding of RSU |
3,402 |
$131.57 |
$447.6K |
| 2026-03-01 |
Lopresti Angelo P |
10 Percent Owner, Officer: SVP, Secretary & Gen Counsel |
Tax Withholding of RSU |
3,848 |
$131.57 |
$506.28K |
| 2026-03-01 |
Mammen Timothy Pv |
SVP, Chief Financial Officer |
Tax Withholding of RSU |
4,310 |
$131.57 |
$567.07K |
| 2026-03-01 |
Samartsev Igor |
SVP, Chief Scientist |
Tax Withholding of RSU |
836 |
$131.57 |
$109.99K |
| 2026-03-01 |
Scherbakov Eugene A |
10 Percent Owner |
Tax Withholding of RSU |
7,237 |
$131.57 |
$952.17K |
| 2026-02-19 |
Samartsev Igor |
Officer |
Unknown |
- |
- |
- |
| 2026-02-24 |
Scherbakov Eugene A |
10 Percent Owner |
Informative Sell |
600 |
$139.95 |
$83.97K |
| 2026-02-24 |
Ip Fibre Devices Ltd |
10 Percent Owner |
Informative Sell |
1,520 |
$137.00 |
$208.24K |
| 2026-02-23 |
Ip Fibre Devices Ltd |
10 Percent Owner |
Informative Sell |
120 |
$134.95 |
$16.19K |
| 2026-02-20 |
Ip Fibre Devices Ltd |
10 Percent Owner |
Informative Sell |
5,484 |
$132.94 |
$729.04K |
| 2026-02-18 |
Buttarazzi Mary E. |
VP, Corp Controller and CAO |
RSU Award |
1,789 |
- |
- |
| 2026-02-18 |
Bucher Paulus |
SVP, Global Operations |
RSU Award |
2,531 |
- |
- |
| 2026-02-18 |
Gitin Mark Milton |
CEO |
RSU Award |
19,887 |
- |
- |
| 2026-02-18 |
Ness Trevor |
SVP, Chief Revenue Officer |
RSU Award |
4,621 |
- |
- |
| 2026-02-18 |
Lopresti Angelo P |
10 Percent Owner, Officer: SVP, Secretary & Gen Counsel |
RSU Award |
4,465 |
- |
- |
| 2026-02-18 |
Mammen Timothy Pv |
SVP, Chief Financial Officer |
RSU Award |
6,146 |
- |
- |
| 2026-02-18 |
Samartsev Igor |
SVP, Chief Scientist |
RSU Award |
1,688 |
- |
- |
| 2026-02-17 |
Valentin Gapontsev Trust I |
10 Percent Owner |
Informative Sell |
390 |
$149.88 |
$58.45K |
| 2026-02-12 |
Lopresti Angelo P |
10 Percent Owner, Officer: SVP, Secretary & Gen Counsel |
Option Exercise (Sell) |
5,861 |
$81.89 |
$479.96K |
| 2026-02-17 |
Samartsev Igor |
SVP, Chief Scientist |
Option Exercise (Sell) |
3,363 |
$81.89 |
$275.4K |
| 2026-02-13 |
Scherbakov Eugene A |
10 Percent Owner |
Option Exercise (Sell) |
7,592 |
$81.89 |
$621.71K |
