Tenaris (ADR)
Makes tubular products and runs mill-to-well services for energy and industrial customers.
$54.10
After-hours close+0.14 (+0.26%)
At close$53.96(−0.64%)
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Breakdown13F · Form 4
Institutions 7.17%Insiders —
Shares outstanding 536.56M · Float 504.02M · 93.9% free float
Institutions13F, as of Jun 30, 2026
294 holders · 38.45M shares · 56 new positions · 157 increased · 78 reduced · 38 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| FMR LLC | 6.76M | 1.26% | −1.49M | Aug 13, 2026 |
| Renaissance Technologies LLC | 3.06M | 0.57% | −143.7K | Aug 13, 2026 |
| Van Eck Associates Corp | 2.48M | 0.46% | −414.5K | Aug 14, 2026 |
| Wellington Management Group LLP | 2.46M | 0.46% | +53.0K | Aug 14, 2026 |
| Price T Rowe Associates Inc /MD/ | 1.50M | 0.28% | +57.6K | Aug 14, 2026 |
| Morgan Stanley | 1.24M | 0.23% | +60.9K | Aug 13, 2026 |
| Goldman Sachs Group Inc | 1.18M | 0.22% | +458.6K | Aug 14, 2026 |
| Merewether Investment Management, LP | 1.13M | 0.21% | +1.13Mnew | Aug 14, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Techint Holdings S.A R.L.incl. San Faustin S.A., Rocca & Partners Stichting Administratiekantoor Aandelen San Faustin | 68.60% | 692.09M | 13D | Feb 10, 2026 ↗ |
InsidersForm 4
Latest trades
Nothing filed in the last 12 months.
CongressHouse and Senate disclosures
Not reported.