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v3.25.1

Operating Segments and Enterprise-Wide Information (Tables) | 3 Months Ended
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Mar. 29, 2025
Segment Reporting [Abstract] |
Schedule of Operating Results by Segment | The following table provides net contribution by reportable segment and includes a reconciliation to net income before income taxes (dollars in thousands):
| Three Months Ended
| March 29, 2025 |  | March 30, 2024
| Probe Cards |  | Systems |  | Corporate and Other |  | Total |  | Probe Cards |  | Systems |  | Corporate and Other |  | Total
Revenues | $ | 136,520 |  |  | $ | 34,836 |  |  | $ | — |  |  | $ | 171,356 |  |  | $ | 136,701 |  |  | $ | 32,024 |  |  | $ | — |  |  | $ | 168,725 |
Cost of revenues | 84,905 |  |  | 19,321 |  |  | (2,607) |  |  | 106,833 |  |  | 85,910 |  |  | 17,518 |  |  | (2,559) |  |  | 105,987 |
Gross profit | 51,615 |  |  | 15,515 |  |  | (2,607) |  |  | 64,523 |  |  | 50,791 |  |  | 14,506 |  |  | (2,559) |  |  | 62,738 |
Gross margin | 37.8 | % |  | 44.5 | % |  |  |  | 37.7 | % |  | 37.2 | % |  | 45.3 | % |  |  |  | 37.2 | %
Research and development | 21,056 |  |  | 3,968 |  |  | 2,776 |  |  | 27,800 |  |  | 20,848 |  |  | 5,166 |  |  | 2,613 |  |  | 28,627 |
Selling | 6,566 |  |  | 3,660 |  |  | 2,801 |  |  | 13,027 |  |  | 7,220 |  |  | 3,586 |  |  | 1,700 |  |  | 12,506 |
Marketing | 1,580 |  |  | 1,741 |  |  | 1,126 |  |  | 4,447 |  |  | 1,918 |  |  | 1,660 |  |  | 1,702 |  |  | 5,280 |
Net contribution | $ | 22,413 |  |  | $ | 6,146 |  |  | $ | (9,310) |  |  | 19,249 |  |  | $ | 20,805 |  |  | $ | 4,094 |  |  | $ | (8,574) |  |  | 16,325 |
General and administrative |  |  |  |  |  | 15,980 |  |  |  |  |  |  |  |  | 15,293 |
Gain on sale of business |  |  |  |  |  | — |  |  |  |  |  |  |  |  | 20,271 |
Operating income |  |  |  |  |  | 3,269 |  |  |  |  |  |  |  |  | 21,303 |
Interest income |  |  |  |  |  | 3,416 |  |  |  |  |  |  |  |  | 3,258 |
Interest expense |  |  |  |  |  | (99) |  |  |  |  |  |  |  |  | (102) |
Other income, net |  |  |  |  |  | 890 |  |  |  |  |  |  |  |  | 520 |
Income before income taxes |  |  |  |  |  | $ | 7,476 |  |  |  |  |  |  |  |  | $ | 24,979 |
Schedule of Disaggregation of Revenue by Segment | Certain revenue category information by reportable segment was as follows (in thousands):
| Three Months Ended
| March 29, 2025 |  | March 30, 2024
| Probe Cards |  | Systems |  | Total |  | Probe Cards |  | Systems |  | Total
Market: |  |  |  |  |  |  |  |  |  |  |
Foundry & Logic | $ | 85,272 |  |  | $ | — |  |  | $ | 85,272 |  |  | $ | 86,768 |  |  | $ | — |  |  | $ | 86,768 |
DRAM | 48,858 |  |  | — |  |  | 48,858 |  |  | 45,896 |  |  | — |  |  | 45,896 |
Flash | 2,390 |  |  | — |  |  | 2,390 |  |  | 4,037 |  |  | — |  |  | 4,037 |
Systems | — |  |  | 34,836 |  |  | 34,836 |  |  | — |  |  | 32,024 |  |  | 32,024 |
Total | $ | 136,520 |  |  | $ | 34,836 |  |  | $ | 171,356 |  |  | $ | 136,701 |  |  | $ | 32,024 |  |  | $ | 168,725 |
Timing of revenue recognition: |  |  |  |  |  |  |  |  |  |  |
Products transferred at a point in time | $ | 134,721 |  |  | $ | 31,335 |  |  | $ | 166,056 |  |  | $ | 135,641 |  |  | $ | 28,784 |  |  | $ | 164,425 |
Products and services transferred over time | 1,799 |  |  | 3,501 |  |  | 5,300 |  |  | 1,060 |  |  | 3,240 |  |  | 4,300 |
Total | $ | 136,520 |  |  | $ | 34,836 |  |  | $ | 171,356 |  |  | $ | 136,701 |  |  | $ | 32,024 |  |  | $ | 168,725 |
Geographical region: |  |  |  |  |  |  |  |  |  |  |
Taiwan | $ | 40,747 |  |  | $ | 4,615 |  |  | $ | 45,362 |  |  | $ | 27,179 |  |  | $ | 2,698 |  |  | $ | 29,877 |
South Korea | 42,209 |  |  | 962 |  |  | 43,171 |  |  | 50,672 |  |  | 45 |  |  | 50,717 |
United States | 27,784 |  |  | 12,541 |  |  | 40,325 |  |  | 35,596 |  |  | 10,170 |  |  | 45,766 |
China | 8,152 |  |  | 5,463 |  |  | 13,615 |  |  | 8,686 |  |  | 6,927 |  |  | 15,613 |
Japan | 5,179 |  |  | 5,140 |  |  | 10,319 |  |  | 4,347 |  |  | 4,195 |  |  | 8,542 |
Europe | 3,535 |  |  | 4,246 |  |  | 7,781 |  |  | 3,528 |  |  | 5,321 |  |  | 8,849 |
Singapore | 4,871 |  |  | 1,378 |  |  | 6,249 |  |  | 3,516 |  |  | 1,242 |  |  | 4,758 |
Malaysia | 2,552 |  |  | 48 |  |  | 2,600 |  |  | 1,608 |  |  | 255 |  |  | 1,863 |
Rest of World | 1,491 |  |  | 443 |  |  | 1,934 |  |  | 1,569 |  |  | 1,171 |  |  | 2,740 |
Total | $ | 136,520 |  |  | $ | 34,836 |  |  | $ | 171,356 |  |  | $ | 136,701 |  |  | $ | 32,024 |  |  | $ | 168,725 |

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