TNRSF

Tenaris S.A. TNRSF

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
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
Aberdeen Asset Management PLC Aberdeen, Scotland 51849747 0 64610001 0 66611901 11.29 % 25/01/2013
Aberdeen Asset Management PLC Aberdeen, Scotland 40921704 0 13190463 0 54112167 9.17 % 11/01/2012
SAN FAUSTIN N.V. NETHERLANDS ANTILLES 0 991085542 0 991085542 991085542 11 % 23/01/2003
TENARIS S.A. LUXEMBOURG 0 991085542 0 991085542 991085542 11 % 23/01/2003
INVERTUB S.A. ARGENTINA 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
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
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