Company: BWXT
Filing Date: 2025-03-19
Form Type: 10-K/A
Source: 0001486957-25-000015
Chunk: 119

Company: BWX Technologies, Inc.
Filing Date: 2025-03-19
Form: 10-K/A
Chunk 119
---
 Year Ended December 31, 
 2024                    |        |     | 2023 |        |     | Other Benefits          
 Year Ended December 31, 
 2024                    |   |     | 2023 |   |
|:------------------------------------------------------------------------------------------|:----|:------------------------|-------:|:----|:-----|-------:|:----|:------------------------|:--|:----|:-----|:--|
|                                                                                           |     | -In thousands           |        |     |      |        |     |                         |   |     |      |   |
| Decrease in accumulated other comprehensive income due to actuarial losses – before taxes |     | $                       | -1,307 |     | $    | -2,161 |     | $                       | — |     | $    | — |

In the current fiscal year, we have recognized expense in other comprehensive income as a component of net periodic benefit cost of approximately $3.3 million and $0.0 million for our pension benefits and other benefits, respectively.

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#### Assumptions
|                                                                                                 |     | Pension Benefits |      |   |     |      |      |   |     | Other Benefits |      |   |     |      |      |   |
|                                                                                                 |     |             2024 |      |   |     | 2023 |      |   |     |           2024 |      |   |     | 2023 |      |   |
| Weighted-average assumptions used to determine net periodic benefit obligations at December 31: |     |                  |      |   |     |      |      |   |     |                |      |   |     |      |      |   |
| Discount rate                                                                                   |     |                  | 5.62 | % |     |      | 5.07 | % |     |                | 5.33 | % |     |      | 4.92 | % |

|                                                                                                           |     | Pension Benefits |      |   |     |      |      |   |     |      |      |   |     | Other Benefits |      |   |     |      |      |   |     |      |      |   |
|                                                                                                           |     |             2024 |      |   |     | 2023 |      |   |     | 2022 |      |   |     |           202