Company: TNRSF
Filing Date: 2025-04-07
Form Type: 6-K
Source: 0001171843-25-002038
Chunk: 4

Company: TENARIS SA
Filing Date: 2025-04-07
Form: 6-K
Chunk 4
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holders will only be entitled to attend and/or to vote (personally
or by proxy) at one or both Meetings in respect of those shares of the Company which each shareholder duly evidences to hold at the Shareholders’
Record Time. Any changes to a shareholder’s holding of shares after the Shareholders’ Record Time shall be disregarded for
purposes of determining the right of such shareholder to attend and/or to vote (personally or by proxy) at the Meetings.

Set out below are instructions on how to attend and/or vote (personally
or by proxy) at one or both Meetings.

If you are a holder of shares of the Company on the Shareholders’
Record Time and you wish to attend and/or vote (personally or by proxy) at the Meetings, you must complete and return to the Company:

| i. | the Intention to Participate Form, if you wish to attend the Meetings; and/or |

| ii. | the AGMS/EGMS Proxy Form, if you wish to vote by proxy at the Meetings. |

Shareholders wishing to attendone or both Meetings
must complete and return to the Company the Intention to Participate Form. The Intention to Participate Form must be received by the Company,
properly completed and signed, ON OR BEFORE 22 ndAPRIL 2025 AT 24:00 (MIDNIGHT), CENTRAL EUROPEAN TIME (i.e., THE SHAREHOLDERS’ RECORD TIME). Shareholders who have timely submitted the Intention to Participate Form may elect either to (i) attend one or both
Meetings and vote in person (in which case the shareholder is notrequired to submit the AGMS/EGMS Proxy Form), or (ii)
have a proxy holder attend one or both Meetings in person and vote by proxy, in which case shareholders must also submit (in addition
to the Intention to Participate Form) the AGMS/EGMS Proxy Form as soon as possible and, in any event, must be received by the Company
ON OR BEFORE 28 thAPRIL 2025 AT 24:00 (MIDNIGHT), CENTRAL EUROPEAN TIME. Please note that in the event that the Company does not receive the Intention to Participate Form and, if applicable, the AGMS/EGMS Proxy Form, properly completed and signed, by the dates indicated above, such shareholder will not be able to participate or vote (neither in person nor by proxy