Tenaris SA
TS- Exchange
- NYSE
- Industry
- Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
- SEC CIK
- 0001190723
No open-market purchases or sales by Tenaris SA insiders were filed in the last 90 days; 285 institutions reported holding it in 13F filings for Q2 2026, worth $2.13B in total; no superinvestor holds it.
Other share classesTNRSF
13F holders, Q2 2026
Institutional positions in Tenaris SA as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 285
- +25 vs. Q1 2026
- Shares held
- 38.4M
- −906.0K (−2.3%) vs. Q1 2026
- Total value
- $2.13B
- −$154.9M (−6.8%) vs. Q1 2026
- New holders
- 54
- 99 more added
- Sold out
- 29
- 81 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 285 | $2.13B |
| Q1 2026 | 264 | $2.29B |
| Q4 2025 | 229 | $1.27B |
| Q3 2025 | 223 | $1.28B |
| Q2 2025 | 223 | $1.71B |
| Q1 2025 | 227 | $2.01B |
| Q4 2024 | 234 | $1.90B |
| Q3 2024 | 201 | $1.60B |
| Q2 2024 | 224 | $1.70B |
| Q1 2024 | 236 | $2.19B |
| Q4 2023 | 222 | $2.16B |
| Q3 2023 | 216 | $1.94B |
| Q2 2023 | 201 | $1.93B |
| Q1 2023 | 227 | $1.74B |
| Q4 2022 | 218 | $2.07B |
| Q3 2022 | 179 | $1.66B |
| Q2 2022 | 182 | $1.61B |
| Q1 2022 | 182 | $2.08B |
| Q4 2021 | 144 | $1.04B |
| Q3 2021 | 130 | $1.03B |
| Q2 2021 | 143 | $1.19B |
| Q1 2021 | 127 | $1.32B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| D'Orazio & Associates, Inc. | 0 | $0 | 0.00% | −3,499−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −1,685−100.0% | Sold out |
| Advisors Asset Management, Inc. | 0 | $0 | 0.00% | −1,533−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −519−100.0% | Sold out |
| Palladiem, LLC | 0 | $0 | 0.00% | −460−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −448−100.0% | Sold out |
| Whipplewood Advisors, LLC | 0 | $0 | 0.00% | −256−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −64−100.0% | Sold out |
| Toth Financial Advisory Corp | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| Dogwood Wealth Management LLC | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| Innovative Asset Advisors Group, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Skopos Labs, Inc. | – | – | – | – | Not filed |
| Jackson Hole Capital Partners, LLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |
| Sofos Investments, Inc. | – | – | – | – | Not filed |