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, Q4 2025
Institutional positions in Tenaris SA as of Dec 31, 2025. 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
- 229
- +9 vs. Q3 2025
- Shares held
- 32.9M
- −2.75M (−7.7%) vs. Q3 2025
- Total value
- $1.27B
- −$9.96M (−0.8%) vs. Q3 2025
- New holders
- 47
- 76 more added
- Sold out
- 38
- 70 more reduced
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Barclays PLC | 1 | $38 | 0.00% | 00.0% | Unchanged |
| MV Capital Management, Inc. | 2 | $77 | 0.00% | +2 | New |
| Root Financial Partners, LLC | 3 | $115 | 0.00% | 00.0% | Unchanged |
| American Capital Advisory, LLC | 4 | $154 | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 4 | $165 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 4 | $167 | 0.00% | 00.0% | Unchanged |
| Cullen/Frost Bankers, Inc. | 5 | $192 | 0.00% | +5 | New |
| TD Capital Management LLC | 5 | $195 | 0.00% | +5 | New |
| CIBC Private Wealth Group, LLC | 6 | $231 | 0.00% | −429−98.6% | Reduced |
| Caitong International Asset Management Co., Ltd | 6 | $231 | 0.00% | −11−64.7% | Reduced |
| Creative Financial Designs Inc | 6 | $231 | 0.00% | +6 | New |
| Ancora Advisors, LLC | 8 | $308 | 0.00% | +8 | New |
| Private Trust Co NA | 13 | $517 | 0.00% | 00.0% | Unchanged |
| St Germain D J Co Inc | 14 | $538 | 0.00% | 00.0% | Unchanged |
| Independence Bank of Kentucky | 16 | $615 | 0.00% | +16 | New |
| Principia Wealth Advisory, LLC | 17 | $654 | 0.00% | +14+466.7% | Added |
| Nemes Rush Group LLC | 22 | $846 | 0.00% | +22 | New |
| Transamerica Financial Advisors, Inc. | 25 | $961 | 0.00% | +25 | New |
| GW&K Investment Management, LLC | 39 | $1.00K | 0.00% | 00.0% | Unchanged |
| SHP Wealth Management | 29 | $1.11K | 0.00% | +29 | New |
| Zions Bancorporation, National Association | 30 | $1.15K | 0.00% | 00.0% | Unchanged |
| MPWM Advisory Solutions, LLC | 34 | $1.31K | 0.00% | 00.0% | Unchanged |
| Elyxium Wealth, LLC | 35 | $1.35K | 0.00% | +35 | New |
| Toth Financial Advisory Corp | 40 | $1.54K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 42 | $1.61K | 0.00% | +42 | New |
| Financial Consulate, Inc | 47 | $1.81K | 0.00% | +7+17.5% | Added |
| Parkside Financial Bank & Trust | 53 | $2.04K | 0.00% | −14−20.9% | Reduced |
| Signature Equity Partners, LLC | 55 | $2.12K | 0.00% | +55 | New |
| Bare Financial Services, Inc | 71 | $2.73K | 0.00% | 00.0% | Unchanged |
| Cape Investment Advisory, Inc. | 73 | $2.81K | 0.00% | +73 | New |
| Bell Investment Advisors, Inc | 74 | $2.85K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 80 | $3.08K | 0.00% | +75+1,500.0% | Added |
| JFS Wealth Advisors, LLC | 89 | $3.42K | 0.00% | 00.0% | Unchanged |
| Manchester Capital Management LLC | 90 | $3.46K | 0.00% | +90 | New |
| UMA Financial Services, Inc. | 98 | $3.77K | 0.00% | +12+14.0% | Added |
| Valued Wealth Advisors LLC | 99 | $3.81K | 0.00% | 00.0% | Unchanged |
| Atlas Capital Advisors LLC | 108 | $4.15K | 0.00% | +108 | New |
| Cornerstone Planning Group LLC | 107 | $4.75K | 0.00% | +101+1,683.3% | Added |
| Brown Brothers Harriman & Co | 125 | $4.81K | 0.00% | +125 | New |
| Bessemer Group Inc | 144 | $5.00K | 0.00% | −52−26.5% | Reduced |
| Larson Financial Group LLC | 136 | $5.23K | 0.00% | +14+11.5% | Added |
| Federation des caisses Desjardins du Quebec | 140 | $5.38K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 150 | $5.77K | 0.00% | 00.0% | Unchanged |
| Quest 10 Wealth Builders, Inc. | 150 | $5.77K | 0.01% | 00.0% | Unchanged |
| Essential Partners LLC | 157 | $6.04K | 0.00% | +142+946.7% | Added |
| Salomon & Ludwin, LLC | 160 | $6.49K | 0.00% | 00.0% | Unchanged |
| Boreal Capital Management LLC | 200 | $7.69K | 0.01% | 00.0% | Unchanged |
| MAI Capital Management | 222 | $8.54K | 0.00% | +135+155.2% | Added |
| Allworth Financial LP | 241 | $9.28K | 0.00% | +144+148.5% | Added |
| SJS Investment Consulting Inc. | 244 | $9.38K | 0.00% | +244 | New |
| SageView Advisory Group, LLC | 256 | $9.84K | 0.00% | +256 | New |
| Umb Bank N A | 262 | $10.1K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 263 | $10.1K | 0.00% | +49+22.9% | Added |
| Bruce G. Allen Investments, LLC | 316 | $12.2K | 0.01% | 00.0% | Unchanged |
| Rothschild Investment LLC | 317 | $12.2K | 0.00% | −11−3.4% | Reduced |
| Jones Financial Companies LLLP | 394 | $15.2K | 0.00% | −14−3.4% | Reduced |
| WealthCollab, LLC | 397 | $15.3K | 0.01% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 417 | $16.0K | 0.00% | −767−64.8% | Reduced |
| Quantbot Technologies LP | 421 | $16.2K | 0.00% | −75,512−99.4% | Reduced |
| Palladiem, LLC | 460 | $17.9K | 0.02% | +460 | New |
| Sound Income Strategies, LLC | 448 | $18.7K | 0.00% | +448 | Added |
| Northwestern Mutual Wealth Management Co | 655 | $25.2K | 0.00% | −33−4.8% | Reduced |
| Ronald Blue Trust, Inc. | 731 | $28.1K | 0.00% | −323−30.6% | Reduced |
| Community Bank, N.A. | 1,000 | $38.5K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,061 | $40.8K | 0.00% | −34,810−97.0% | Reduced |
| UBS Asset Management Americas Inc | 1,252 | $48.1K | 0.00% | +1,252 | New |
| Global Retirement Partners, LLC | 1,505 | $57.9K | 0.00% | +1,376+1,066.7% | Added |
| CWM, LLC | 1,544 | $59.0K | 0.00% | −16−1.0% | Reduced |
| TD Private Client Wealth LLC | 1,576 | $60.6K | 0.00% | +1,543+4,675.8% | Added |
| Cromwell Holdings LLC | 1,578 | $60.7K | 0.03% | 00.0% | Unchanged |
| Covestor Ltd | 1,575 | $61.0K | 0.03% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 1,707 | $66.3K | 0.00% | +353+26.1% | Added |
| Kestra Advisory Services, LLC | 1,738 | $66.8K | 0.00% | +1,738 | New |
| AdvisorNet Financial, Inc | 1,765 | $67.9K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 1,802 | $69.3K | 0.00% | +1,425+378.0% | Added |
| GAMMA Investing LLC | 1,812 | $69.7K | 0.00% | −30−1.6% | Reduced |
| Acadian Asset Management LLC | 2,111 | $81.0K | 0.00% | +2,111 | New |
| Group One Trading, L.P. | 2,139 | $82.2K | 0.00% | −158−6.9% | Reduced |
| Farther Finance Advisors, LLC | 2,334 | $89.7K | 0.00% | +888+61.4% | Added |
| Edmond de Rothschild Holding S.A. | 3,200 | $123.0K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 3,665 | $140.9K | 0.00% | +10+0.3% | Added |
| Advisors Asset Management, Inc. | 3,934 | $151.3K | 0.00% | −2,325−37.1% | Reduced |
| EverSource Wealth Advisors, LLC | 3,958 | $152.2K | 0.01% | −155−3.8% | Reduced |
| Basecamp Wealth Advisors LLC | 4,046 | $155.6K | 0.03% | +4,046 | New |
| Virtus Investment Advisers, Inc. | 4,261 | $163.8K | 0.04% | −705−14.2% | Reduced |
| Versant Capital Management, Inc | 4,661 | $179.2K | 0.02% | +456+10.8% | Added |
| Forum Financial Management, LP | 5,375 | $206.7K | 0.00% | +5,375 | New |
| Aaron Wealth Advisors | 5,450 | $209.6K | 0.01% | +5,450 | New |
| Ballentine Partners, LLC | 5,559 | $213.7K | 0.00% | +5,559 | New |
| Rossby Financial, LCC | 5,649 | $217.2K | 0.07% | +110+2.0% | Added |
| Bank of Montreal | 5,686 | $218.6K | 0.00% | +52+0.9% | Added |
| Glenmede Trust Co NA | 5,814 | $223.5K | 0.00% | +5,814 | New |
| Rhumbline Advisers | 5,977 | $229.8K | 0.00% | −830−12.2% | Reduced |
| We Are One Seven, LLC | 6,003 | $230.8K | 0.00% | +374+6.6% | Added |
| Greenleaf Trust | 6,004 | $230.9K | 0.00% | −20−0.3% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 6,178 | $237.5K | 0.02% | −154−2.4% | Reduced |
| United Capital Financial Advisers, LLC | 6,316 | $242.8K | 0.00% | +6,316 | New |
| Total Wealth Planning & Management, Inc. | 6,337 | $243.7K | 0.19% | +6,337 | New |
| First Trust Advisors LP | 6,392 | $245.8K | 0.00% | −1,590−19.9% | Reduced |
| Cetera Investment Advisers | 6,446 | $247.9K | 0.00% | +722+12.6% | Added |