Company: TNRSF
Filing Date: 2025-10-30
Form Type: 6-K
Source: 0001171843-25-006840
Chunk: 8

Company: TENARIS SA
Filing Date: 2025-10-30
Form: 6-K
Chunk 8
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 the end of September 2025.

Conference call

Tenaris will hold a conference call to discuss the above reported results, on October 30, 2025, at 09:00 a.m. (Eastern Time). Following a brief summary, the conference call will be opened to questions.

To listen to the conference please join through one of the following options:

ir.tenaris.com/events-and-presentations or

https://edge.media-server.com/mmc/p/5kxtf7w7

If you wish to participate in the Q&A session please register at the following link:

https://register-conf.media-server.com/register/BI84d063b4116e42988c3f1f82a9d30b92

Please connect 10 minutes before the scheduled start time.

A replay of the conference call will also be available on our webpage at: ir.tenaris.com/events-and-presentations

Some of the statements contained in this press release are “forward-looking statements”. Forward-looking statements are based on management’s current views and assumptions and involve known and unknown risks that could cause actual results, performance or events to differ materially from those expressed or implied by those statements. These risks include but are not limited to risks arising from uncertainties as to future oil and gas prices and their impact on investment programs by oil and gas companies.

Consolidated Condensed Interim Income Statement

| (all amounts in thousands of U.S. dollars)                                    |     | Three-month period ended 
            September 30, 
                     2025 |     |       2024 |     | Nine-month period ended 
           September 30, 
                    2025 |     |       2024 |
|:------------------------------------------------------------------------------|:----|-------------------------:|:----|-----------:|:----|------------------------:|:----|-----------:|
|                                                                               |     |               -Unaudited |     |            |     |              -Unaudited |     |            |
| Net sales                                                                     |     |                2,978,140 |     |  2,915,487 |     |               8,986,024 |     |  9,678,708 |
| Cost of sales                                                                 |     |               -1,946,125 |     | -1,935,560 |     |              -5,880,619 |     | -6,213,226 |
| Gross profit                                                                  |     |                1,032,015 |     |