As of April 25, 2026, Ipg Photonics's top three insider holders are Gapontsev Trust I Valentin (TenPercentOwner, 6.73Mn shares), Fibre Devices Ltd Ip (TenPercentOwner, 6.53Mn shares), Igor Samartsev (Svp, Chief Scientist, 113.27K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Gapontsev Trust I Valentin | - | 6,726,599 | 0 | 18 Feb, 2026 |
| Fibre Devices Ltd Ip | - | 6,529,002 | 0 | 24 Feb, 2026 |
| Igor Samartsev | Svp, Chief Scientist | 0 | 113,265 | 21 May, 2025 |
| Mark Milton Gitin | Ceo | 91,873 | 0 | 03 Mar, 2026 |
| Timothy Pv Mammen | Svp, Chief Financial Officer | 86,413 | 0 | 03 Mar, 2026 |
| Alexander Ovtchinnikov | Svp, Chief Technology Officer | 74,360 | 0 | 05 Mar, 2024 |
| Michael C Child | - | 68,625 | 0 | 28 Jun, 2024 |
| Angelo P Lopresti | Svp, Secretary Gen Counsel | 60,841 | 0 | 03 Mar, 2026 |
| Eugene A Scherbakov | Ceo | 51,258 | 0 | 03 Mar, 2026 |
| Trevor Ness | Svp, Chief Revenue Officer | 38,425 | 0 | 03 Mar, 2026 |
| Felix I Stukalin | Svp, Chief Operating Officer | 36,316 | 0 | 03 Mar, 2023 |
| Eric Meurice | - | 22,803 | 0 | 03 Feb, 2026 |
| Greg Dougherty | - | 15,898 | 0 | 21 May, 2025 |
| John R Peeler | - | 15,740 | 0 | 21 May, 2025 |
| Thomas J Burgomaster | Chief Accounting Officer | 11,566 | 0 | 04 Mar, 2025 |
| Igor Samartsev | Svp, Chief Scientist | 10,449 | 0 | 03 Mar, 2026 |
| Gregory R Beecher | - | 9,780 | 0 | 21 May, 2025 |
| Jeanmarie F. Desmond | - | 9,740 | 0 | 08 Aug, 2025 |
| Tang Agnes | - | 8,663 | 0 | 25 Nov, 2025 |
| Paulus Bucher | Svp, Global Operations | 6,716 | 0 | 20 Feb, 2026 |
| Mary E. Buttarazzi | Vp, Corp Controller And Cao | 4,749 | 0 | 17 Mar, 2026 |
| Igor Samartsev | Svp, Chief Technology Officer | 0 | 1,200 | 03 Jan, 2022 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 17 Mar, 2026 | Mary E. Buttarazzi | Common Stock | D | 500 | $116.22 | 4,749 | D | S |
| 01 Mar, 2026 | Angelo P Lopresti | Common Stock | D | 3,848 | $131.57 | 60,841 | D | F |
| 01 Mar, 2026 | Timothy Pv Mammen | Common Stock | D | 4,310 | $131.57 | 86,413 | D | F |
| 01 Mar, 2026 | Eugene A Scherbakov | Common Stock | D | 7,237 | $131.57 | 51,258 | D | F |
| 01 Mar, 2026 | Igor Samartsev | Common Stock | D | 836 | $131.57 | 10,449 | D | F |
| 01 Mar, 2026 | Mark Milton Gitin | Common Stock | D | 7,603 | $131.57 | 91,873 | D | F |
| 01 Mar, 2026 | Mary E. Buttarazzi | Common Stock | D | 435 | $131.57 | 5,249 | D | F |
| 01 Mar, 2026 | Trevor Ness | Common Stock | D | 3,402 | $131.57 | 38,425 | D | F |
| 20 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 500 | $128.79 | 6,592,669 | D | S |
| 24 Feb, 2026 | Eugene A Scherbakov | Common Stock | D | 200 | $135.72 | 60,995 | D | S |
| 20 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 2,300 | $129.93 | 6,590,369 | D | S |
| 24 Feb, 2026 | Eugene A Scherbakov | Common Stock | D | 1,500 | $137.13 | 59,495 | D | S |
| 20 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 4,461 | $131.11 | 6,585,908 | D | S |
| 24 Feb, 2026 | Eugene A Scherbakov | Common Stock | D | 400 | $138.33 | 59,095 | D | S |
| 20 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 16,422 | $132.21 | 6,569,486 | D | S |
| 24 Feb, 2026 | Eugene A Scherbakov | Common Stock | D | 600 | $139.95 | 58,495 | D | S |
| 20 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 5,484 | $132.94 | 6,564,002 | D | S |
| 23 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 4,241 | $131.41 | 6,559,761 | D | S |
| 23 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 4,604 | $132.31 | 6,555,157 | D | S |
| 23 Feb, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 7,994 | $133.61 | 6,547,163 | D | S |