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, Q1 2026
Institutional positions in Tenaris SA as of Mar 31, 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
- 264
- +38 vs. Q4 2025
- Shares held
- 39.3M
- +6.43M (+19.5%) vs. Q4 2025
- Total value
- $2.29B
- +$1.02B (+80.9%) vs. Q4 2025
- New holders
- 70
- 87 more added
- Sold out
- 32
- 66 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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, Q1 2026
Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| True Wealth Design, LLC | 353 | $20.5K | 0.01% | +90+34.2% | Added |
| Rothschild Investment LLC | 320 | $18.6K | 0.00% | +3+0.9% | Added |
| Bruce G. Allen Investments, LLC | 316 | $18.4K | 0.01% | 00.0% | Unchanged |
| Allworth Financial LP | 306 | $17.8K | 0.00% | +65+27.0% | Added |
| Umb Bank N A | 262 | $15.2K | 0.00% | 00.0% | Unchanged |
| Whipplewood Advisors, LLC | 256 | $14.9K | 0.01% | +256 | New |
| SJS Investment Consulting Inc. | 244 | $14.2K | 0.00% | 00.0% | Unchanged |
| First Command Advisory Services, Inc. | 241 | $14.0K | 0.00% | +241 | New |
| Boreal Capital Management LLC | 200 | $11.6K | 0.01% | 00.0% | Unchanged |
| Larson Financial Group LLC | 193 | $11.2K | 0.00% | +57+41.9% | Added |
| SRS Capital Advisors, Inc. | 191 | $11.1K | 0.00% | −226−54.2% | Reduced |
| Salomon & Ludwin, LLC | 160 | $9.30K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 157 | $9.13K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 150 | $8.73K | 0.00% | 00.0% | Unchanged |
| Quest 10 Wealth Builders, Inc. | 150 | $8.73K | 0.01% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 140 | $8.14K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 144 | $8.00K | 0.00% | 00.0% | Unchanged |
| Cornerstone Planning Group LLC | 120 | $7.62K | 0.00% | +13+12.1% | Added |
| Colonial Trust Advisors | 100 | $5.82K | 0.00% | +100 | New |
| Valued Wealth Advisors LLC | 99 | $5.76K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 98 | $5.70K | 0.00% | 00.0% | Unchanged |
| Financial Consulate, Inc | 94 | $5.47K | 0.00% | +47+100.0% | Added |
| Manchester Capital Management LLC | 90 | $5.24K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 86 | $5.03K | 0.00% | +73+561.5% | Added |
| CoreCap Advisors, LLC | 80 | $4.65K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 74 | $4.31K | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 72 | $4.19K | 0.00% | −17−19.1% | Reduced |
| Bare Financial Services, Inc | 71 | $4.13K | 0.00% | 00.0% | Unchanged |
| Kilter Group LLC | 69 | $4.01K | 0.00% | +69 | New |
| Twin Peaks Wealth Advisors, LLC | 64 | $3.72K | 0.00% | +64 | New |
| Harbour Investments, Inc. | 62 | $3.61K | 0.00% | +62 | New |
| Parkside Financial Bank & Trust | 47 | $2.73K | 0.00% | −6−11.3% | Reduced |
| Steward Partners Investment Advisory, LLC | 42 | $2.44K | 0.00% | 00.0% | Unchanged |
| SHP Wealth Management | 41 | $2.38K | 0.00% | +12+41.4% | Added |
| Toth Financial Advisory Corp | 40 | $2.33K | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 38 | $2.21K | 0.00% | +13+52.0% | Added |
| GW&K Investment Management, LLC | 39 | $2.00K | 0.00% | 00.0% | Unchanged |
| MPWM Advisory Solutions, LLC | 34 | $1.98K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 32 | $1.86K | 0.00% | +31+3,100.0% | Added |
| Zions Bancorporation, National Association | 30 | $1.75K | 0.00% | 00.0% | Unchanged |
| Horizon Investments, LLC | 28 | $1.63K | 0.00% | +28 | New |
| Dogwood Wealth Management LLC | 28 | $1.63K | 0.00% | +28 | New |
| Tower Research Capital LLC (TRC) | 27 | $1.57K | 0.00% | −99,906−100.0% | Reduced |
| Nemes Rush Group LLC | 22 | $1.28K | 0.00% | 00.0% | Unchanged |
| Principia Wealth Advisory, LLC | 19 | $1.10K | 0.00% | +2+11.8% | Added |
| Silicon Valley Capital Partners | 18 | $1.05K | 0.00% | +18 | New |
| Burk Holdings LLC | 18 | $1.05K | 0.00% | +18 | New |
| American Capital Advisory, LLC | 17 | $990 | 0.00% | +13+325.0% | Added |
| MV Capital Management, Inc. | 17 | $990 | 0.00% | +15+750.0% | Added |
| GHP Investment Advisors, Inc. | 16 | $931 | 0.00% | +16 | New |
| Investors Portfolio Services LLC | 14 | $889 | 0.00% | +14 | New |
| Innovative Asset Advisors Group, LLC | 13 | $756 | 0.00% | +13 | New |
| Arlington Trust Co LLC | 10 | $582 | 0.00% | +10 | New |
| Ancora Advisors, LLC | 8 | $465 | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 8 | $465 | 0.00% | +5+166.7% | Added |
| IFP Advisors, Inc | 7 | $407 | 0.00% | +7 | New |
| Creative Financial Designs Inc | 6 | $349 | 0.00% | 00.0% | Unchanged |
| Sofos Investments, Inc. | 6 | $349 | 0.00% | +6 | New |
| GWM Advisors LLC | 4 | $253 | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 4 | $250 | 0.00% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 4 | $233 | 0.00% | +4 | New |
| TD Capital Management LLC | 3 | $175 | 0.00% | −2−40.0% | Reduced |
| Triumph Capital Management | 3 | $175 | 0.00% | +3 | New |
| Cassaday & Co Wealth Management LLC | 1 | $59 | 0.00% | +1 | New |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −471,555−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −346,283−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −266,087−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −228,960−100.0% | Sold out |
| Corigliano Investment Advisers, LLC | 0 | $0 | 0.00% | −157,700−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −126,422−100.0% | Sold out |
| Old Mission Capital LLC | 0 | $0 | 0.00% | −117,117−100.0% | Sold out |
| Blackstone Group Inc. | 0 | $0 | 0.00% | −84,597−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −81,396−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −63,601−100.0% | Sold out |
| Exencial Wealth Advisors, LLC | 0 | $0 | 0.00% | −35,192−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −21,818−100.0% | Sold out |
| Vestmark Advisory Solutions, Inc. | 0 | $0 | 0.00% | −21,541−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −21,106−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −11,469−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −11,186−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −7,946−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −7,545−100.0% | Sold out |
| West Family Investments, Inc. | 0 | $0 | 0.00% | −6,481−100.0% | Sold out |
| Total Wealth Planning & Management, Inc. | 0 | $0 | 0.00% | −6,337−100.0% | Sold out |
| Forum Financial Management, LP | 0 | $0 | 0.00% | −5,375−100.0% | Sold out |
| Edmond de Rothschild Holding S.A. | 0 | $0 | 0.00% | −3,200−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −1,738−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −421−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −256−100.0% | Sold out |
| Atlas Capital Advisors LLC | 0 | $0 | 0.00% | −108−100.0% | Sold out |
| Cape Investment Advisory, Inc. | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| Signature Equity Partners, LLC | 0 | $0 | 0.00% | −55−100.0% | Sold out |
| Elyxium Wealth, LLC | 0 | $0 | 0.00% | −35−100.0% | Sold out |
| Independence Bank of Kentucky | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| St Germain D J Co Inc | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Cullen/Frost Bankers, Inc. | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |