Company: TNRSF
Filing Date: 2025-08-01
Form Type: 6-K
Source: 0001171843-25-004943
Chunk: 13

Company: TENARIS SA
Filing Date: 2025-08-01
Form: 6-K
Chunk 13
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     |     |          |   |
| Results from sundry assets                                                                   |     |                                 |   4,700 |   |     |     |    5,600 |   |
| Net rents                                                                                    |     |                                 |   2,136 |   |     |     |    2,341 |   |
| Bargain purchase gain                                                                        |     |                                 |       - |   |     |     |    2,211 |   |
| Other income                                                                                 |     |                                 |   9,269 |   |     |     |   15,333 |   |
|                                                                                              |     |                                 |  16,105 |   |     |     |   25,485 |   |
| Other operating expenses                                                                     |     |                                 |         |   |     |     |          |   |
| Contributions to welfare projects and non-profit organizations                               |     |                                 |  (9,593 | ) |     |     |  (11,677 | ) |
| Allowance for doubtful receivables                                                           |     |                                 |    (222 | ) |     |     |     (560 | ) |
| Provision for the ongoing litigation related to the acquisition of participation in Usiminas |     |                                 |  (6,335 | ) |     |     | (170,610 | ) |
|                                                                                              |     |                                 | (16,150 | ) |     |     | (182,847 | ) |
| Other operating income and expenses, net                                                     |     |                                 |     (45 | ) |     |     | (157,362 | ) |

Other operating income

Bargain purchase gain:For the six-month period ended June 30, 2024,
related to Mattr’s pipe coating business unit acquisition.

Other operating expenses

Provision for the ongoing litigation related to the acquisition of participation in Usiminas: For the six-month period ended June 30, 2025 and 2024, this item relates to the provision described in note 18,
without reflecting any net foreign exchange result associated thereto.

| 11 |

| 7 | Financial results |

|                                                          |     | Six-month period ended June 30, |    2025 |   |     |     |    2024 |   |
|:---------------------------------------------------------|:----|:--------------------------------|--------:|:--|:----|:----|--------:|:--|
|                                                          |     |