| Schedule of sales by end-market |
| | | | | | | | | | | | | | | | Three months ended September 30, | | Nine months ended September 30, | | | | 2026 | | 2025 | | 2026 | | 2025 | | | | | (in thousands) | | Sales by end-market | | | | | | | | | | | | | | Semiconductor | | $ | 135,254 | | $ | 118,322 | | $ | 374,974 | | $ | 366,019 | | Compound Semiconductor | | | 40,202 | | | 10,912 | | | 79,537 | | | 39,506 | | Data Storage | | | 20,006 | | | 9,971 | | | 52,420 | | | 29,030 | | Scientific & Other | | | 13,922 | | | 26,676 | | | 54,275 | | | 64,722 | | Total | | $ | 209,384 | | $ | 165,881 | | $ | 561,206 | | $ | 499,277 | | Sales by geographic region | | | | | | | | | | | | | | United States | | $ | 65,006 | | $ | 26,513 | | $ | 156,299 | | $ | 72,427 | | EMEA(1) | | | 24,653 | | | 11,581 | | | 56,440 | | | 42,451 | | China | | | 24,581 | | | 45,650 | | | 92,622 | | | 144,032 | | Rest of APAC | | | 95,125 | | | 82,100 | | | 255,287 | | | 240,262 | | Rest of World | | | 19 | | | 37 | | | 558 | | | 105 | | Total | | $ | 209,384 | | $ | 165,881 | | $ | 561,206 | | $ | 499,277 | |
| (1) | EMEA consists of Europe, the Middle East, and Africa |
|
| Schedule of sales by geographic region |
| | | | | | | | | | | | | | | | Three months ended September 30, | | Nine months ended September 30, | | | | 2026 | | 2025 | | 2026 | | 2025 | | | | | (in thousands) | | Sales by end-market | | | | | | | | | | | | | | Semiconductor | | $ | 135,254 | | $ | 118,322 | | $ | 374,974 | | $ | 366,019 | | Compound Semiconductor | | | 40,202 | | | 10,912 | | | 79,537 | | | 39,506 | | Data Storage | | | 20,006 | | | 9,971 | | | 52,420 | | | 29,030 | | Scientific & Other | | | 13,922 | | | 26,676 | | | 54,275 | | | 64,722 | | Total | | $ | 209,384 | | $ | 165,881 | | $ | 561,206 | | $ | 499,277 | | Sales by geographic region | | | | | | | | | | | | | | United States | | $ | 65,006 | | $ | 26,513 | | $ | 156,299 | | $ | 72,427 | | EMEA(1) | | | 24,653 | | | 11,581 | | | 56,440 | | | 42,451 | | China | | | 24,581 | | | 45,650 | | | 92,622 | | | 144,032 | | Rest of APAC | | | 95,125 | | | 82,100 | | | 255,287 | | | 240,262 | | Rest of World | | | 19 | | | 37 | | | 558 | | | 105 | | Total | | $ | 209,384 | | $ | 165,881 | | $ | 561,206 | | $ | 499,277 | |
| (1) | EMEA consists of Europe, the Middle East, and Africa |
|