Company: TNRSF
Filing Date: 2025-05-01
Form Type: 6-K
Source: 0001171843-25-002694
Chunk: 10

Company: TENARIS SA
Filing Date: 2025-05-01
Form: 6-K
Chunk 10
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 control has been transferred and there is no unfulfilled performance obligation that could affect the acceptance of the product by the customer.In the three-month period ended March 31, 2025, and 2024, revenues related to governmental institutions represented approximately 28% and 28%, respectively.

Tubes segment revenues by market:

(All amounts in millions of U.S. dollars)

|                              | Revenues Tubes | Three-month period ended March 31, |  2025 |     |     |  2024 |
|:-----------------------------|:---------------|:-----------------------------------|------:|:----|:----|------:|
|                              |                | -Unaudited                         |       |     |     |       |
| Oil & Gas                    |                |                                    | 2,466 |     |     | 2,953 |
| Oil & Gas processing plants  |                |                                    |   141 |     |     |   155 |
| Industrial, Power and Others |                |                                    |   158 |     |     |   184 |
| Total                        |                |                                    | 2,765 |     |     | 3,292 |

The table above includes revenues from services performed on third party
tubes of $101.3 million and $191.8 million for the three-month period
ended March 31, 2025, and 2024, respectively.

| 10 |

| 4 | Cost of sales |

|                                               |     | Three-month period ended March 31, |       2025 |   |     |     |       2024 |   |
|:----------------------------------------------|:----|:-----------------------------------|-----------:|:--|:----|:----|-----------:|:--|
|                                               |     | -Unaudited                         |            |   |     |     |            |   |
| Inventories at the beginning of the period    |     |                                    |  3,709,942 |   |     |     |  3,921,097 |   |
| Plus: Charges of the period                   |     |                                    |            |   |     |     |            |   |
| Raw materials, energy, consumables and other  |     |                                    |  1,038,462 |   |     |     |  1,281,253 |   |
| Services and fees                             |     |                                    |     47,298 |   |     |