Tenaris Ownership

Who are the major shareholders and have insiders been buying or selling?


Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.


Ownership Breakdown

What is the ownership structure of T1SS34?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders858,7120.0774%
Institutions185,690,40616.7%
General Public208,503,65318.8%
Private Companies713,804,29164.4%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.


Top Shareholders

Top 25 shareholders own 75.76% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
64.4%
Rocca & Partners Stichting Administratiekantoor Aandelen San Faustin
713,605,187R$76.6b0%no data
1.75%
BlackRock, Inc.
19,379,676R$2.1b-0.82%0.01%
1.58%
The Vanguard Group, Inc.
17,564,730R$1.9b0.4%no data
0.74%
Westwood Global Investments LLC
8,240,633R$884.5m-0.19%7.44%
0.71%
Amundi Asset Management SAS
7,912,062R$849.2m-20.4%0.03%
0.57%
JOHCM (USA) Inc
6,336,077R$680.0m0%1.86%
0.57%
Caisse de dépôt et placement du Québec
6,305,192R$676.7m0%0.11%
0.55%
Norges Bank Investment Management
6,099,160R$654.6m0%0.01%
0.55%
T. Rowe Price Group, Inc.
6,070,981R$651.6m20.9%0.02%
0.54%
Massachusetts Financial Services Company
5,992,844R$643.2m10.2%0.02%
0.46%
FMR LLC
5,126,866R$550.3m13.2%0.01%
0.38%
Wellington Management Group LLP
4,218,495R$452.8m-0.03%0.01%
0.36%
Geode Capital Management, LLC
3,968,090R$425.9m3.59%0.01%
0.34%
M&G Investment Management Limited
3,777,114R$405.4m0%0.14%
0.28%
State Street Global Advisors, Inc.
3,117,767R$334.6m-0.21%no data
0.25%
Renaissance Technologies LLC
2,819,144R$302.6m8.76%0.15%
0.25%
Liontrust Asset Management PLC
2,717,581R$291.7m0%0.21%
0.24%
Van Eck Associates Corporation
2,690,677R$288.8m0%0.11%
0.22%
Artemis Investment Management LLP
2,384,328R$255.9m0%0.18%
0.2%
Sourcerock Group LLC
2,166,500R$232.5m-28.9%6.12%
0.18%
Millennium Management LLC
2,038,707R$218.8m403%0.06%
0.18%
Balyasny Asset Management L.P.
2,036,609R$218.6m0%0.2%
0.17%
Fideuram - Intesa Sanpaolo Private Banking Asset Management S.G.R. S.p.A.
1,912,621R$205.3m0%1.12%
0.17%
UBS Asset Management AG
1,844,999R$198.0m55.1%no data
0.16%
Citadel Advisors LLC
1,795,953R$192.8m7.37%0.07%