| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Mary E. Buttarazzi | VP Corp Controller and CAO | 2026-03-17 | 500 | $116.22 | $58.11kSell |
| Igor Samartsev | SVP Chief Scientist | 2026-03-01 | 836 | $131.57 | $109.99kSell |
| Trevor Ness | SVP Chief Revenue Officer | 2026-03-01 | 3,402 | $131.57 | $447.60kSell |
| Timothy Pv Mammen | SVP Chief Financial Officer | 2026-03-01 | 4,310 | $131.57 | $567.07kSell |
| Eugene A. Scherbakov | Director | 2026-03-01 | 7,237 | $131.57 | $952.17kSell |
| Mark Milton Gitin | CEO | 2026-03-01 | 7,603 | $131.57 | $1.00MSell |
| Mary E. Buttarazzi | VP Corp Controller and CAO | 2026-03-01 | 435 | $131.57 | $57.23kSell |
| Angelo P. Lopresti | SVP Secretary Gen Counsel | 2026-03-01 | 3,848 | $131.57 | $506.28kSell |
| Ip Fibre Devices Ltd | 10% Owner | 2026-02-24 | 1,520 | $137.00 | $208.24kSell |
| Eugene A. Scherbakov | Director | 2026-02-24 | 600 | $139.95 | $83.97kSell |
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Nikolai Platonov | 36.74% | 15,500,402 | $1.71B | Insider |
| Valentin P. Gapontsev | 35.57% | 15,006,642 | $1.66B | Insider |
| Gapontsev Trust I. Valentin | 33.72% | 14,227,001 | $1.57B | Insider |
| Ta Associates LP | 16.73% | 7,057,764 | $779.18M | Insider |
| Ip Fibre Devices Ltd | 15.47% | 6,529,002 | $720.80M | Insider |
| First Eagle Investment Management LLC | 10.64% | 4,487,103 | $495.38M | Institution |
| Vanguard Group Inc | 6.64% | 2,802,047 | $309.35M | Institution |
| Blackrock Inc | 5.83% | 2,457,691 | $271.33M | Institution |
| Dimensional Fund Advisors LP | 4.30% | 1,815,042 | $200.38M | Institution |
| Lazard Asset Management LLC | 4.19% | 1,769,283 | $195.33M | Institution |