Company: TNRSF
Filing Date: 2025-08-01
Form Type: 6-K
Source: 0001171843-25-004943
Chunk: 4

Company: TENARIS SA
Filing Date: 2025-08-01
Form: 6-K
Chunk 4
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 |     |                   | 1,071,995 |   |     |                 |   (236,744 | ) |     |                | 107,199 |   |     |               |        - |   |     |                      |   (953,998 | ) |     |                    | (704,330 | ) |     |                   | 17,299,420 |   |     |       | 16,583,542 |   |     |             | 211,117 |   |     |            | 16,794,659 |   |

The Company has an authorized share capital of a single
class of 2.5 billion shares having a nominal value of USD1.00 per share. As of June 30, 2025, there were 1,071,994,930
shares issued. All issued shares are fully paid.

As of June 30, 2025, the Company held 13,094,268
treasury shares, and there were 1,058,900,662 outstanding shares. For more information see note 23.

On May 6, 2025, the extraordinary general meeting of shareholders
approved the cancelation of 90,762,598 ordinary shares held in treasury by the Company and the corresponding reduction of the issued share
capital of the Company and, accordingly, the legal reserve was proportionally reduced.

Other reserves include mainly the result of transactions
with non-controlling interests that do not result in a loss of control, the remeasurement of post-employment benefit obligations, the
changes in value of cash flow hedges and in financial instruments measured at fair value through other comprehensive income and the changes
in the share buyback program liability.

The restrictions to the distribution of profits and payment
of dividends according to Luxembourg Law are disclosed in note 18.

The accompanying notes are an integral part of these Consolidated Condensed
Interim Financial Statements.

These Consolidated Condensed Interim Financial Statements should be read
in conjunction with our audited Consolidated Financial Statements and notes for the fiscal year ended December 31, 2024.

| 4 |

|                                                                   |     | Shareholders'     
 equity            |           |   |     |                     |          |   |     |                |         |   |     |               |         |     |                                 |            |   |     |                    |          |   |     |                       |            |   |     |       |            |   |     |