TS

Tenaris S.A. TS

Individual Beneficiary

Name of reporting person Citizenship or organization Sole voting power Shared voting power Sole dispositive power Shared dispositive power Amount beneficially owned Percent of class Accepted date
TECHINT HOLDINGS S.A R.L. N4 692085486 0 692085486 0 692085486 68.6 % 10/02/2026
SAN FAUSTIN S.A. N4 0 692085486 0 692085486 692085486 68.6 % 10/02/2026
ROCCA & PARTNERS STICHTING ADMINISTRATIEKANTOOR AANDELEN SAN FAUSTIN P7 0 692085486 0 692085486 692085486 68.6 % 10/02/2026
ROCCA & PARTNERS STICHTING ADMINISTRATIEKANTOOR AANDELEN SAN FAUSTIN P7 0 711005187 0 711005187 711005187 69.7 % 17/12/2025
TECHINT HOLDINGS S.A R.L. N4 711005187 0 711005187 0 711005187 69.7 % 17/12/2025
SAN FAUSTIN S.A. N4 0 711005187 0 711005187 711005187 69.7 % 17/12/2025
TECHINT HOLDINGS S.A R.L. N4 713605187 0 713605187 0 713605187 68.5 % 19/09/2025
SAN FAUSTIN S.A. N4 0 713605187 0 713605187 713605187 68.5 % 19/09/2025
ROCCA & PARTNERS STICHTING ADMINISTRATIEKANTOOR AANDELEN SAN FAUSTIN P7 0 713605187 0 713605187 713605187 68.5 % 19/09/2025
ROCCA & PARTNERS STICHTING ADMINISTRATIEKANTOOR AANDELEN SAN FAUSTIN P7 0 713605187 0 713605187 713605187 67.5 % 08/07/2025
SAN FAUSTIN S.A. N4 0 713605187 0 713605187 713605187 67.5 % 08/07/2025
TECHINT HOLDINGS S.A R.L. N4 713605187 0 713605187 0 713605187 67.5 % 08/07/2025
ROCCA & PARTNERS STICHTING ADMINISTRATIEKANTOOR AANDELEN SAN FAUSTIN P7 0 713605187 0 713605187 713605187 66.5 % 25/02/2025
TECHINT HOLDINGS S.A R.L. N4 713605187 0 713605187 0 713605187 66.5 % 25/02/2025
SAN FAUSTIN S.A. N4 0 713605187 0 713605187 713605187 66.5 % 25/02/2025
Aberdeen Asset Management PLC Scotland 0 42332717 0 0 55471974 4.7 % 07/02/2017
Aberdeen Asset Management PLC Scotland 0 63883506 0 0 81903771 6.9 % 19/04/2016
Aberdeen Asset Management PLC Scotland 0 60511872 0 0 81903771 6.9 % 15/04/2016
Aberdeen Asset Management PLC Scotland 0 79833738 0 0 79833738 6.8 % 01/03/2016
Aberdeen Asset Management PLC Aberdeen, Scotland 0 61603926 0 0 61603926 10.44 % 06/01/2015
Capital World Investors ** Delaware 0 31175036 31175036 0 31175036 2.6 % 10/02/2012
Aberdeen Asset Management PLC Aberdeen, Scotland 40921704 0 13190463 0 54112167 9.17 % 11/01/2012
SIDERTUBES S.A. LUXEMBOURG 0 991085542 0 991085542 991085542 11 % 23/01/2003
I.I.I. INDUSTRIAL INVESTMENTS INC. BRITISH VIRGIN ISLANDSS 0 991085542 0 991085542 991085542 11 % 23/01/2003
SAN FAUSTIN N.V. NETHERLANDS ANTILLES 0 991085542 0 991085542 991085542 11 % 23/01/2003
INVERTUB S.A. ARGENTINA 0 991085542 0 991085542 991085542 11 % 23/01/2003
TENARIS S.A. LUXEMBOURG 0 991085542 0 991085542 991085542 11 % 23/01/2003
ROCCA & PARTNERS S.A. BRITISH VIRGIN ISLANDS 0 991085542 0 991085542 991085542 11 % 23/01/2003
ROBERTO ROCCA ITALY 0 991085542 0 991085542 991085542 11 % 23/01/2003

Senat trading

Bureau Date de la transaction Date de réception Type Amount Commentaire

Senat Divulgation

Représentant Date de la transaction Date de divulgation Type Amount District
Greg Gianforte 2020-11-13 2020-12-02 Sale (Partial) $15,001 - $50,000 MT00
Donna Shalala 2019-02-15 2020-04-27 Sale (Full) $1,001 - $15,000 FL27
Greg Gianforte 2019-03-04 2019-03-29 Sale (Full) $50,001 - $100,000 MT00