| Aug 26, 2026 | John R Peeler Director | Bought | 2,710 | $73.58 | $199K | |
| Aug 4, 2026 | Ip Fibre Devices Ltd 10% Owner | Sold | 30,313 | $95.74 | $2.90M | |
| Jul 31, 2026 | Ip Fibre Devices Ltd 10% Owner | Sold | 27,000 | $85.81 | $2.32M | |
| Jul 31, 2026 | Eugene A Scherbakov Director & 10% Owner | Sold | 1,524 | $86.61 | $132K | |
| Jul 21, 2026 | Valentin Gapontsev Trust I 10% Owner | Sold | 56,316 | $102.31 | $5.76M | |
| Jun 29, 2026 | Ip Fibre Devices Ltd 10% Owner | Sold | 65,700 | $103.64 | $6.81M | |
| Jun 29, 2026 | Angelo P Lopresti VP & Secretary & 10% Owner | Sold | 1,000 | $110.33 | $110K | |
| Jun 29, 2026 | Eugene A Scherbakov Director & 10% Owner | Sold | 1,524 | $101.55 | $155K | |
| Jun 22, 2026 | Tang Agnes Director | Sold | 1,511 | $117.85 | $178K | |
| May 22, 2026 | Timothy PV Mammen VP & CFO | Sold | 9,975 | $119.81 | $1.20M | |
| May 14, 2026 | Jeanmarie F. Desmond Director | Sold | 1,690 | $105.58 | $178K | |
| Mar 17, 2026 | Mary E. Buttarazzi VP & Controller & CAO | Sold | 500 | $116.22 | $58K | |
| Feb 20, 2026 | Ip Fibre Devices Ltd 10% Owner | Sold | 64,167 | $132.89 | $8.53M | |
| Feb 24, 2026 | Eugene A Scherbakov Director & 10% Owner | Sold | 2,700 | $137.83 | $372K | |
| Feb 17, 2026 | Valentin Gapontsev Trust I 10% Owner | Sold | 66,500 | $130.84 | $8.70M | |
| Feb 2, 2026 | Eric Meurice Director | Sold | 750 | $95.00 | $71K | |
| Jan 21, 2026 | Angelo P Lopresti VP & Secretary & 10% Owner | Sold | 1,500 | $85.00 | $128K | |
| Jan 21, 2026 | Eugene A Scherbakov Director & 10% Owner | Sold | 2,700 | $80.96 | $219K | |
| Jan 16, 2026 | Ip Fibre Devices Ltd 10% Owner | Sold | 64,167 | $80.22 | $5.15M | |
| Jan 15, 2026 | Valentin Gapontsev Trust I 10% Owner | Sold | 7,952 | $80.10 | $637K | |
| Jan 12, 2026 | Valentin Gapontsev Trust I 10% Owner | Sold | 58,548 | $76.93 | $4.50M | |
| Dec 23, 2025 | Eugene A Scherbakov Director & 10% Owner | Sold | 2,700 | $74.44 | $201K | |
| Dec 22, 2025 | Ip Fibre Devices Ltd 10% Owner | Sold | 64,167 | $74.94 | $4.81M | |
| Dec 15, 2025 | Valentin Gapontsev Trust I 10% Owner | Sold | 66,500 | $77.40 | $5.15M | |
| Dec 9, 2025 | Angelo P Lopresti VP & Secretary & 10% Owner | Sold | 1,500 | $85.07 | $128K | |
| Nov 25, 2025 | Tang Agnes Director | Sold | 1,881 | $76.75 | $144K | |
| Nov 24, 2025 | Eugene A Scherbakov Director & 10% Owner | Sold | 2,700 | $76.03 | $205K | |
| Nov 21, 2025 | Ip Fibre Devices Ltd 10% Owner | Sold | 64,167 | $75.41 | $4.84M | |
| Nov 18, 2025 | Trevor Ness VP | Sold | 1,681 | $75.58 | $127K | |
| Nov 17, 2025 | Valentin Gapontsev Trust I 10% Owner | Sold | 66,500 | $76.56 | $5.09M | |
| Nov 6, 2025 | Eric Meurice Director | Sold | 750 | $92.00 | $69K | |
| Oct 27, 2025 | Angelo P Lopresti VP & Secretary & 10% Owner | Sold | 1,500 | $87.13 | $131K | |
| Oct 21, 2025 | Eugene A Scherbakov Director & 10% Owner | Sold | 2,700 | $87.64 | $237K | |
| Oct 17, 2025 | Ip Fibre Devices Ltd 10% Owner | Sold | 64,167 | $87.00 | $5.58M | |
| Oct 20, 2025 | Trevor Ness VP | Sold | 1,678 | $87.00 | $146K | |
| Oct 13, 2025 | Valentin Gapontsev Trust I 10% Owner | Sold | 66,500 | $83.64 | $5.56M | |
| Oct 7, 2025 | Eric Meurice Director | Sold | 1,502 | $89.66 | $135K | |
| Oct 6, 2025 | Angelo P Lopresti VP & Secretary & 10% Owner | Sold | 1,500 | $85.17 | $128K | |
| Sep 23, 2025 | Eugene A Scherbakov Director & 10% Owner | Sold | 2,700 | $81.81 | $221K | |
| Sep 19, 2025 | Ip Fibre Devices Ltd 10% Owner | Sold | 64,167 | $81.82 | $5.25M | |
| Sep 18, 2025 | Trevor Ness VP | Sold | 1,678 | $82.64 | $139K | |
| Sep 15, 2025 | Valentin Gapontsev Trust I 10% Owner | Sold | 66,500 | $80.70 | $5.37M | |
| Aug 27, 2025 | Trevor Ness VP | Sold | 1,678 | $82.94 | $139K | |
| Aug 8, 2025 | Jeanmarie F. Desmond Director | Sold | 1,360 | $76.24 | $104K | |
| Jun 6, 2025 | Angelo P Lopresti VP & Secretary & 10% Owner | Sold | 4,500 | $69.28 | $312K | |
| May 19, 2025 | Eugene A Shcherbakov Director & 10% Owner | Sold | 8,500 | $65.69 | $558K | |
| Mar 6, 2025 | Valentin Gapontsev Trust I 10% Owner | Sold | 75,000 | $62.62 | $4.70M | |
