According to recent filings covering the 90 days ending February 07, 2026, the three most significant insider holders at Ipg Photonics are TenPercentOwner Gapontsev Trust I Valentin (6.79Mn shares), TenPercentOwner Fibre Devices Ltd Ip (6.59Mn shares), Svp And Chief Scientist Igor Samartsev (387.04K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Gapontsev Trust I Valentin | 6,793,099 | 16 Jan, 2026 | |
| Fibre Devices Ltd Ip | 6,593,169 | 21 Jan, 2026 | |
| Igor Samartsev | Svp And Chief Scientist | 387,042 | 04 Mar, 2025 |
| Natalia Pavlova | Chief Technology Officer | 151,665 | 26 May, 2021 |
| Timothy Pv Mammen | Svp And Chief Financial Officer | 84,577 | 04 Mar, 2025 |
| Mark Milton Gitin | Ceo | 79,242 | 06 Jun, 2025 |
| Alexander Ovtchinnikov | Svp And Chief Technology Officer | 74,360 | 05 Mar, 2024 |
| Michael C Child | 68,625 | 28 Jun, 2024 | |
| Eugene A Scherbakov | 59,330 | 21 Jan, 2026 | |
| Angelo P Lopresti | Svp And Secretary & Gen Counsel | 58,385 | 23 Jan, 2026 |
| Trevor Ness | Svp And Chief Revenue Officer | 37,206 | 19 Nov, 2025 |
| Felix I Stukalin | Svp And Chief Operating Officer | 36,316 | 03 Mar, 2023 |
| Eric Meurice | 22,803 | 03 Feb, 2026 | |
| Greg Dougherty | 15,898 | 21 May, 2025 | |
| John R Peeler | 15,740 | 21 May, 2025 | |
| Thomas J Burgomaster | Chief Accounting Officer | 11,566 | 04 Mar, 2025 |
| Gregory R Beecher | 9,780 | 21 May, 2025 | |
| Jeanmarie F. Desmond | 9,740 | 08 Aug, 2025 | |
| Kolleen T Kennedy | 9,077 | 21 May, 2025 | |
| Thomas J Seifert | 8,946 | 25 May, 2022 | |
| Tang Agnes | 8,663 | 25 Nov, 2025 | |
| Paulus Bucher | Svp And Global Operations | 4,185 | 11 Aug, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 02 Feb, 2026 | Eric Meurice | Common Stock | A | 750 | $87.87 | 23,553 | D | M |
| 02 Feb, 2026 | Eric Meurice | Common Stock | D | 750 | $95.00 | 22,803 | D | S |
| 21 Jan, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 12,075 | $81.65 | 6,593,169 | D | S |
| 21 Jan, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 1,306 | $80.34 | 6,605,244 | D | S |
| 21 Jan, 2026 | Eugene A Scherbakov | Common Stock | D | 1,204 | $80.37 | 60,733 | D | S |
| 21 Jan, 2026 | Eugene A Scherbakov | Common Stock | D | 1,403 | $81.57 | 59,330 | D | S |
| 21 Jan, 2026 | Eugene A Scherbakov | Common Stock | D | 93 | $79.33 | 61,937 | D | S |
| 21 Jan, 2026 | Angelo P Lopresti | Common Stock | D | 1,500 | $85.00 | 58,385 | D | S |
| 20 Jan, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 13,960 | $80.43 | 6,606,550 | D | S |
| 20 Jan, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 7,659 | $78.92 | 6,620,510 | D | S |
| 16 Jan, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 14,511 | $79.54 | 6,642,825 | D | S |
| 16 Jan, 2026 | Fibre Devices Ltd Ip | Common Stock | D | 14,656 | $80.20 | 6,628,169 | D | S |
| 15 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 7,381 | $80.16 | 6,793,099 | D | S |
| 15 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 571 | $79.38 | 6,800,480 | D | S |
| 14 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 700 | $78.55 | 6,801,051 | D | S |
| 14 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 13,159 | $77.63 | 6,801,751 | D | S |
| 14 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 3,667 | $77.19 | 6,814,910 | D | S |
| 13 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 6,277 | $77.70 | 6,818,577 | D | S |
| 13 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 16,752 | $76.71 | 6,824,854 | D | S |
| 12 Jan, 2026 | Gapontsev Trust I Valentin | Common Stock | D | 1,928 | $76.69 | 6,841,606 | D | S |