IP Fibre Devices Ltd, a more than 10% owner of IPG Photonics Corp, reported open-market sales of 64,167 shares of common stock over February 20, 23 and 24, 2026. The shares were sold at prices generally between the high $120s and high $130s per share, under a Rule 10b5-1 trading plan adopted on June 13, 2025. After these transactions, the reporting holder owned 6,529,002 shares of IPG Photonics common stock.
IPG Photonics director and 10% owner Eugene A. Scherbakov sold 2,700 shares of Common Stock on February 24, 2026 in open-market transactions. The sales were made under a pre-established Rule 10b5-1 trading plan adopted on June 13, 2025, at prices ranging from about $135.42 to $139.97 per share. After these transactions, he directly owns 58,495 IPG Photonics shares.
IPG Photonics Corp insiders Igor Samartsev, SVP and Chief Scientist, and director Natalia Pavlova filed a Form 4 updating their common stock holdings and indirect ownership structure. The filing lists direct shares and multiple indirect positions held through family members and several trusts.
The notes explain that, in connection with the termination of the Grantor Retained Annuity Trust II September 2021, 90,380 common shares were distributed to Trust-I May 2017 and continue to be reported as indirectly owned. Pavlova is identified as an indirect beneficial owner as Samartsev’s spouse.
IPG Photonics Corporation presents its annual report outlining 2025 operations in fiber lasers, amplifiers and laser systems for materials processing, medical and advanced applications. Net sales were $1,003,777,000, with materials processing contributing $860,191,000 or 85.7% of the total.
Medical procedures generated $73,974,000 and advanced applications $69,594,000. China represented 29% of net sales. Backlog was $631.5 million at December 31, 2025. The company invested $117.4 million in research and development and employed about 4,840 people worldwide, emphasizing vertical integration and in‑house component manufacturing.
Buttarazzi Mary E. reported acquisition or exercise transactions in this Form 4 filing.
IPG Photonics Corporation reported that VP, Corporate Controller and Chief Accounting Officer Mary E. Buttarazzi received an equity award of 1,789 shares of common stock in the form of restricted stock units. After this grant, she directly owns 5,684 common shares.
The restricted stock units vest over three years, with 33% vesting on March 1, 2027, 33% on March 1, 2028, and the remaining 34% on March 1, 2029, aligning her compensation with the company’s long-term performance.
Ness Trevor reported acquisition or exercise transactions in this Form 4 filing.
IPG Photonics senior vice president and chief revenue officer Trevor Ness received an equity award in the form of restricted stock units tied to common stock. The grant covers 4,621 shares at no purchase price and increases his directly owned common stock to 41,827 shares.
The restricted stock units vest in three annual installments of 33%, 33% and 34% on March 1, 2027, March 1, 2028 and March 1, 2029, aligning his compensation with longer-term company performance.
Mammen Timothy PV reported acquisition or exercise transactions in this Form 4 filing.
IPG Photonics Corp reported that its Senior Vice President and Chief Financial Officer, Timothy PV Mammen, was granted 6,146 shares of common stock on February 18, 2026 as a stock award at a stated price of $0.0000 per share.
According to the footnote, this grant consists of restricted stock units that vest in three annual installments of 33%, 33% and 34% on March 1, 2027, March 1, 2028 and March 1, 2029, respectively. After this award, Mammen beneficially owned 90,723 shares of IPG Photonics common stock directly.
Bucher Paulus reported acquisition or exercise transactions in this Form 4 filing.
IPG Photonics Corp granted Senior Vice President of Global Operations Paulus Bucher a stock award representing 2,531 shares of common stock on February 18, 2026 at no purchase price. After this grant, his directly held stake totals 6,716 shares.
The award consists of restricted stock units that vest in three annual installments of 33%, 33% and 34% on March 1, 2027, March 1, 2028 and March 1, 2029, aligning long-term compensation with the company’s future performance.
Samartsev Igor reported acquisition or exercise transactions in this Form 4 filing.
IPG Photonics senior executive Igor Samartsev received an equity award of 1,688 shares of common stock in the form of restricted stock units at no cost. The units vest in three installments of 33%, 33% and 34% on March 1, 2027, March 1, 2028 and March 1, 2029.
Director Natalia Pavlova is reported as an indirect beneficial owner of these shares as Samartsev’s spouse, and the filing also lists additional indirect common‑stock holdings held through his wife, her mother and several family trusts.
IPG Photonics Corp reported that senior vice president, secretary and general counsel Angelo P. Lopresti acquired 4,465 shares of common stock through a grant described as restricted stock units. The award was made at a stated price of $0.00 per share and increases his directly held stake to 64,689 shares.
According to the grant terms, these restricted stock units vest in three annual installments of 33%, 33% and 34% on March 1, 2027, March 1, 2028 and March 1, 2029. This structure ties a portion of the executive’s compensation to future service and the company’s long‑term performance period.