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 TNRS.F?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders858,7120.0761%
Institutions185,046,29616.4%
General Public228,731,33220.3%
Private Companies713,673,66163.3%

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


Top Shareholders

Top 25 shareholders own 74.6% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
63.1%
Rocca & Partners S.A.
713,605,187US$10.9b0%no data
1.64%
BlackRock, Inc.
18,585,552US$284.0m4.18%no data
1.58%
The Vanguard Group, Inc.
17,890,877US$273.4m0.75%no data
0.78%
Amundi Asset Management SAS
8,784,620US$134.2m27.6%0.03%
0.74%
Westwood Global Investments LLC
8,320,443US$127.1m-5.04%6.73%
0.67%
Orbis Investment Management Limited
7,531,797US$115.1m-0.22%0.72%
0.57%
Pendal Group Limited
6,449,094US$98.6m-8.6%1.19%
0.53%
M&G Investment Management Limited
5,987,809US$91.5m0%0.18%
0.48%
Massachusetts Financial Services Company
5,454,288US$83.3m-0.15%0.02%
0.47%
T. Rowe Price Group, Inc.
5,328,498US$81.4m-18%0.01%
0.41%
Norges Bank Investment Management
4,586,975US$70.1m0%0.01%
0.4%
FMR LLC
4,565,928US$69.8m-0.07%0.01%
0.39%
Artemis Investment Management LLP
4,373,831US$66.8m0%0.27%
0.36%
Boston Partners Global Investors, Inc.
4,112,466US$62.8m0.23%0.04%
0.32%
State Street Global Advisors, Inc.
3,594,311US$54.9m6.28%no data
0.26%
Geode Capital Management, LLC
2,954,531US$45.1m0.11%no data
0.26%
J O Hambro Capital Management Limited
2,909,721US$44.5m-3.16%0.61%
0.25%
Van Eck Associates Corporation
2,870,114US$43.9m-12.3%0.1%
0.23%
Mediolanum Gestione Fondi SGR PA
2,610,000US$39.9m0%1.36%
0.22%
Goldman Sachs Asset Management, L.P.
2,489,062US$38.0m3.84%0.02%
0.22%
Sourcerock Group LLC
2,453,576US$37.5m85.8%6.67%
0.2%
Wellington Management Group LLP
2,236,403US$34.2m-29.9%no data
0.19%
Caisse de dépôt et placement du Québec
2,199,057US$33.6m0%0.04%
0.18%
Fideuram - Intesa Sanpaolo Private Banking Asset Management S.G.R. S.p.A.
2,078,121US$31.8m0%0.62%
0.18%
Millennium Management LLC
2,011,910US$30.7m-23.6%0.06%
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