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Segment Reporting and Geographic Information (Tables) | 9 Months Ended
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Sep. 30, 2024
Segment Reporting and Geographic Information |
Schedule of sales by end-market | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended September 30, | ​ | Nine months ended September 30, | ​
​ |  | 2024 | ​ | 2023 |  | 2024 | ​ | 2023 |
​ | ​ | (in thousands) | ​
Sales by end-market | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Semiconductor | ​ | $ | 124,143 | ​ | $ | 98,155 | ​ | $ | 354,463 | ​ | $ | 297,537 | ​
Compound Semiconductor | ​ | ​ | 15,556 | ​ | ​ | 25,666 | ​ | ​ | 54,781 | ​ | ​ | 70,891 | ​
Data Storage | ​ |  | 32,750 | ​ |  | 33,957 | ​ |  | 84,727 | ​ |  | 69,416 | ​
Scientific & Other | ​ |  | 12,358 | ​ |  | 19,588 | ​ |  | 41,199 | ​ |  | 54,667 | ​
Total | ​ | $ | 184,807 | ​ | $ | 177,366 | ​ | $ | 535,170 | ​ | $ | 492,511 | ​
Sales by geographic region | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
United States | ​ | $ | 59,207 | ​ | $ | 58,337 | ​ | $ | 129,819 | ​ | $ | 125,087 | ​
EMEA(1) | ​ | ​ | 9,898 | ​ | ​ | 25,874 | ​ | ​ | 42,188 | ​ | ​ | 66,332 | ​
China | ​ | ​ | 54,590 | ​ | ​ | 40,823 | ​ | ​ | 184,274 | ​ | ​ | 151,556 | ​
Rest of APAC | ​ | ​ | 60,969 | ​ | ​ | 52,223 | ​ | ​ | 178,124 | ​ | ​ | 149,288 | ​
Rest of World | ​ |  | 143 | ​ |  | 109 | ​ |  | 765 | ​ |  | 248 | ​
Total | ​ | $ | 184,807 | ​ | $ | 177,366 | ​ | $ | 535,170 | ​ | $ | 492,511 | ​
(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, | ​
​ |  | 2024 | ​ | 2023 |  | 2024 | ​ | 2023 |
​ | ​ | (in thousands) | ​
Sales by end-market | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Semiconductor | ​ | $ | 124,143 | ​ | $ | 98,155 | ​ | $ | 354,463 | ​ | $ | 297,537 | ​
Compound Semiconductor | ​ | ​ | 15,556 | ​ | ​ | 25,666 | ​ | ​ | 54,781 | ​ | ​ | 70,891 | ​
Data Storage | ​ |  | 32,750 | ​ |  | 33,957 | ​ |  | 84,727 | ​ |  | 69,416 | ​
Scientific & Other | ​ |  | 12,358 | ​ |  | 19,588 | ​ |  | 41,199 | ​ |  | 54,667 | ​
Total | ​ | $ | 184,807 | ​ | $ | 177,366 | ​ | $ | 535,170 | ​ | $ | 492,511 | ​
Sales by geographic region | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
United States | ​ | $ | 59,207 | ​ | $ | 58,337 | ​ | $ | 129,819 | ​ | $ | 125,087 | ​
EMEA(1) | ​ | ​ | 9,898 | ​ | ​ | 25,874 | ​ | ​ | 42,188 | ​ | ​ | 66,332 | ​
China | ​ | ​ | 54,590 | ​ | ​ | 40,823 | ​ | ​ | 184,274 | ​ | ​ | 151,556 | ​
Rest of APAC | ​ | ​ | 60,969 | ​ | ​ | 52,223 | ​ | ​ | 178,124 | ​ | ​ | 149,288 | ​
Rest of World | ​ |  | 143 | ​ |  | 109 | ​ |  | 765 | ​ |  | 248 | ​
Total | ​ | $ | 184,807 | ​ | $ | 177,366 | ​ | $ | 535,170 | ​ | $ | 492,511 | ​
(1) | EMEA consists of Europe, the Middle East, and Africa

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