Tenaris S.A.

Transaction in Own Shares • Jun 22, 2024

Informazione Regolamentata n. 0602-28-2024		Data/Ora Inizio Diffusione 22 Giugno 2024 11:22:49	Euronext Milan
Societa'	:	TENARIS
Identificativo Informazione Regolamentata	:	192566
Utenza - Referente	:	TENARISN02 - Sardagna
Tipologia	:	2.4
Data/Ora Ricezione	:	22 Giugno 2024 11:22:49
Data/Ora Inizio Diffusione	:	22 Giugno 2024 11:22:49
Oggetto	:	Weekly Report (June 17, 2024 – June 21, 2024) on the Fourth Tranche of Tenaris Share Buyback Program
Testo del comunicato

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

Weekly Report (June 17, 2024 – June 21, 2024) on the Fourth Tranche of Tenaris Share Buyback Program

Luxembourg, June 21, 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 June 17 to (and including) June 21, 2024:

Date	Trading Venue	Shares Purchased	Weighted Average Price (EUR)	Purchases in EUR	Reference FX	Purchases in USD
17-Jun-2024	CEUX	297,000	14.4170	4,281,849	1.0716	4,588,431
17-Jun-2024	MTAA	700,000	14.4112	10,087,840	1.0716	10,810,098
18-Jun-2024	MTAA	700,000	14.6170	10,231,900	1.0739	10,988,069
19-Jun-2024	CEUX	300,000	14.5209	4,356,270	1.0749	4,682,539
19-Jun-2024	MTAA	700,000	14.5280	10,169,600	1.0749	10,931,322
20-Jun-2024	CEUX	286,000	14.5177	4,152,062	1.0722	4,451,845
20-Jun-2024	MTAA	698,052	14.5181	10,134,389	1.0722	10,866,091
21-Jun-2024	CEUX	300,000	14.3821	4,314,630	1.0683	4,609,313
21-Jun-2024	MTAA	698,000	14.4017	10,052,387	1.0683	10,738,950
		4,679,052	14.4860	67,780,927		72,666,657

From June 17, 2024 to (and including) June 21, 2024, the Company has purchased a total of 4,679,052 ordinary shares for a total consideration of €67,780,927, equivalent to USD72,666,657.

As of June 21, 2024, the Company held in treasury 39,126,579 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 3.36% 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.

Fine Comunicato n.0602-28-2024	Numero di Pagine: 4