Ipg Photonics's three largest insider shareholders as of March 23, 2026 are Gapontsev Trust I Valentin (TenPercentOwner, 6.73Mn shares), Fibre Devices Ltd Ip (TenPercentOwner, 6.53Mn shares), Natalia Pavlova (Chief Technology Officer, 151.66K 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 | |
| Natalia Pavlova | Chief Technology Officer | 151,665 | 0 | 26 May, 2021 |
| 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 | 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 | |
| Kolleen T Kennedy | 9,077 | 0 | 21 May, 2025 | |
| Thomas J Seifert | 8,946 | 0 | 25 May, 2022 | |
| 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 | 5,249 | 0 | 03 Mar, 2026 |
| Mary E. Buttarazzi | Vp, Corp Controller And Cao | 4,749 | 0 | 17 Mar, 2026 |
* 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 | Timothy Pv Mammen | Common Stock | D | 4,310 | $131.57 | 86,413 | D | F |
| 01 Mar, 2026 | Mark Milton Gitin | Common Stock | D | 7,603 | $131.57 | 91,873 | D | F |
| 01 Mar, 2026 | Eugene A Scherbakov | Common Stock | D | 7,237 | $131.57 | 51,258 | D | F |
| 01 Mar, 2026 | Trevor Ness | Common Stock | D | 3,402 | $131.57 | 38,425 | D | F |
| 01 Mar, 2026 | Igor Samartsev | Common Stock | D | 836 | $131.57 | 10,449 | D | F |
| 01 Mar, 2026 | Mary E. Buttarazzi | Common Stock | D | 435 | $131.57 | 5,249 | D | F |
| 01 Mar, 2026 | Angelo P Lopresti | Common Stock | D | 3,848 | $131.57 | 60,841 | D | F |
| 01 Mar, 2026 | Mary E. Buttarazzi | Common Stock | D | 435 | $131.57 | 5,249 | 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 |
| 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 | 16,422 | $132.21 | 6,569,486 | 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 |