Tenaris S.A.

Transaction in Own Shares • Jul 6, 2024

Informazione Regolamentata n. 0602-30-2024	Data/Ora Inizio Diffusione 6 Luglio 2024 00:55:15		Euronext Milan
Societa'	:	TENARIS
Identificativo Informazione Regolamentata	:	193148
Utenza - Referente	:	TENARISN02 - Sardagna
Tipologia	:	2.4
Data/Ora Ricezione	:	6 Luglio 2024 00:55:15
Data/Ora Inizio Diffusione	:	6 Luglio 2024 00:55:15
Oggetto	:	Weekly Report (July 1, 2024 – July 5, 2024) on the Fourth Tranche of Tenaris Share Buyback Program
Testo del comunicato

Vedi allegato

Giovanni Sardagna Tenaris 1-888-300-5432 www.tenaris.com

Weekly Report (July 1, 2024 – July 5, 2024) on the Fourth Tranche of Tenaris Share Buyback Program

Luxembourg, July 5, 2024. - Tenaris S.A. (NYSE and Mexico: TS and EXM Italy: TEN) ("Tenaris") announced today that pursuant to its Fourth Tranche of the Share Buyback Program announced on June 14, 2024, covering up to \$300 million to be executed in the open market, it has repurchased the following ordinary shares from July 1 to (and including) July 5, 2024:

Date	Trading Venue	Shares Purchased	Weighted Average Price (EUR)	Purchases in EUR	Reference FX	Purchases in USD
01-Jul-2024	CEUX	187,000	14.3150	2,676,905	1.0730	2,872,314
01-Jul-2024	MTAA	700,000	14.3641	10,054,870	1.0730	10,788,892
02-Jul-2024	CEUX	45,100	14.3617	647,713	1.0741	695,709
02-Jul-2024	MTAA	700,000	14.3699	10,058,930	1.0741	10,804,274
03-Jul-2024	CEUX	28,441	14.4287	410,367	1.0807	443,462
03-Jul-2024	MTAA	680,000	14.4313	9,813,284	1.0807	10,604,699
04-Jul-2024	MTAA	700,000	14.4897	10,142,790	1.0808	10,962,349
05-Jul-2024	MTAA	650,000	14.4478	9,391,070	1.0825	10,165,391
		3,690,541	14.4141	53,195,928		57,337,091

From July 1, 2024 to (and including) July 5, 2024, the Company has purchased a total of 3,690,541 ordinary shares for a total consideration of €53,195,928, equivalent to USD57,337,091.

As of July 5, 2024, the Company held in treasury 47,433,120 ordinary shares (including 16,367,003 ordinary shares bought in the second tranche and 18,080,524 ordinary shares bought in the third tranche), equal to 4.08% of the total issued share capital.

Tenaris intends to cancel all shares purchased under the Program in due course.

Details of the above transactions, are available on Tenaris's corporate website under the Share Buyback Program Section https://ir.tenaris.com/share-buyback-program.

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.

Tenaris is a leading global supplier of steel tubes and related services for the world's energy industry and certain other industrial applications.