Tenaris S.A. / Dividends

Declaration date	Ex date	Record date	Payment date	Amount
June 18, 2003				$0.1982
June 9, 2004				$0.2288
June 8, 2005				$0.338
November 10, 2005				$0.254
June 13, 2006				$0.346
June 18, 2007				$0.60
November 19, 2007				$0.26
June 23, 2008				$0.50
November 24, 2008				$0.26
June 22, 2009			July 6, 2009	$0.60
November 23, 2009			December 4, 2009	$0.26
June 21, 2010			July 1, 2010	$0.42
November 22, 2010			December 2, 2010	$0.26
June 20, 2011			June 30, 2011	$0.42
November 21, 2011			December 1, 2011	$0.26
May 21, 2012			June 1, 2012	$0.50
November 20, 2012			November 30, 2012	$0.26
May 20, 2013			June 3, 2013	$0.60
November 18, 2013			December 2, 2013	$0.26
May 19, 2014			May 30, 2014	$0.60
November 24, 2014				$0.30
May 18, 2015	May 18, 2015	May 19, 2015	May 28, 2015	$0.60
November 23, 2015	November 23, 2015	November 24, 2015	December 3, 2015	$0.30
May 23, 2016	May 23, 2016	May 24, 2016	June 2, 2016	$0.60
November 21, 2016	November 21, 2016	November 22, 2016	December 2, 2016	$0.26
May 19, 2017	May 22, 2017	May 23, 2017	June 1, 2017	$0.56
May 22, 2017	May 22, 2017	May 23, 2017	June 1, 2017	$0.56
November 20, 2017	November 20, 2017	November 21, 2017	November 30, 2017	$0.26
May 21, 2018	May 21, 2018	May 22, 2018	May 31, 2018	$0.56
November 19, 2018	November 19, 2018	November 20, 2018	December 3, 2018	$0.26
May 20, 2019	May 20, 2019	May 21, 2019	May 30, 2019	$0.56
November 18, 2019	November 18, 2019	November 19, 2019	November 26, 2019	$0.26
May 18, 2020	May 18, 2020	May 19, 2020	May 20, 2020	$0.56
November 23, 2020	November 23, 2020	November 24, 2020	December 3, 2020	$0.14
May 24, 2021	May 24, 2021	May 25, 2021	June 3, 2021	$0.28
November 22, 2021	November 22, 2021	November 23, 2021	December 1, 2021	$0.26
May 23, 2022	May 23, 2022	May 24, 2022	June 1, 2022	$0.56
November 21, 2022	November 21, 2022	November 22, 2022	November 30, 2022	$0.34
May 22, 2023	May 22, 2023	May 23, 2023	May 24, 2023	$0.68
November 20, 2023	November 20, 2023	November 21, 2023	November 22, 2023	$0.40
May 20, 2024	May 20, 2024	May 21, 2024	May 29, 2024	$0.80
November 19, 2024	November 18, 2024	November 19, 2024	November 27, 2024	$0.54
May 20, 2025	May 19, 2025	May 20, 2025	May 28, 2025	$1.12