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 |
|---|---|---|---|---|---|
| Profund Advisors LLC | 13,138 | $505.2K | 0.02% | +2,950+29.0% | Added |
| R Squared Ltd | 12,992 | $499.5K | 0.23% | +1,855+16.7% | Added |
| TD Waterhouse Canada Inc. | 12,907 | $496.3K | 0.00% | +161+1.3% | Added |
| Savant Capital, LLC | 12,777 | $491.3K | 0.00% | +556+4.5% | Added |
| 1832 Asset Management L.P. | 12,775 | $491.2K | 0.00% | 00.0% | Unchanged |
| CI Private Wealth, LLC | 12,482 | $479.9K | 0.00% | −15,132−54.8% | Reduced |
| Bank of New York Mellon Corp | 12,470 | $479.5K | 0.00% | +306+2.5% | Added |
| HighTower Advisors, LLC | 12,249 | $471.0K | 0.00% | −4,091−25.0% | Reduced |
| Hennessy Advisors Inc | 12,000 | $461.4K | 0.02% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 11,469 | $441.0K | 0.00% | +241+2.1% | Added |
| Engineers Gate Manager LP | 11,186 | $430.1K | 0.01% | −23,914−68.1% | Reduced |
| Russell Investments Group, Ltd. | 10,835 | $416.6K | 0.00% | +1,830+20.3% | Added |
| Yousif Capital Management, LLC | 9,548 | $404.4K | 0.00% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 10,266 | $401.1K | 0.00% | +1,517+17.3% | Added |
| Strategic Investment Advisors | 9,505 | $365.5K | 0.03% | −360−3.6% | Reduced |
| Corient IA LLC | 9,330 | $358.7K | 0.34% | −5,670−37.8% | Reduced |
| Jackson Hole Capital Partners, LLC | 9,239 | $355.2K | 0.06% | 00.0% | Unchanged |
| Wells Fargo & Company | 8,724 | $335.5K | 0.00% | −90−1.0% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 8,301 | $335.0K | 0.00% | −392−4.5% | Reduced |
| DRW Securities, LLC | 7,946 | $305.5K | 0.02% | −3,384−29.9% | Reduced |
| BSW Wealth Partners | 7,924 | $304.7K | 0.04% | +232+3.0% | Added |
| Colony Group, LLC | 7,655 | $294.3K | 0.00% | +7,655 | New |
| Two Sigma Investments, LP | 7,594 | $292.0K | 0.00% | −3,500−31.5% | Reduced |
| New Vernon Capital Holdings II LLC | 7,581 | $291.5K | 0.14% | +7,581 | New |
| Jain Global LLC | 7,545 | $290.1K | 0.00% | −600−7.4% | Reduced |
| The PNC Financial Services Group, Inc. | 6,823 | $262.3K | 0.00% | −1,138−14.3% | Reduced |
| Sequoia Financial Advisors, LLC | 6,661 | $256.1K | 0.00% | +831+14.3% | Added |
| Baron Wealth Management LLC | 6,563 | $252.4K | 0.08% | +534+8.9% | Added |
| West Family Investments, Inc. | 6,481 | $249.2K | 0.06% | 00.0% | Unchanged |
| Cetera Investment Advisers | 6,446 | $247.9K | 0.00% | +722+12.6% | Added |
| First Trust Advisors LP | 6,392 | $245.8K | 0.00% | −1,590−19.9% | Reduced |
| Total Wealth Planning & Management, Inc. | 6,337 | $243.7K | 0.19% | +6,337 | New |
| United Capital Financial Advisers, LLC | 6,316 | $242.8K | 0.00% | +6,316 | New |
| Pinnacle Wealth Planning Services, Inc. | 6,178 | $237.5K | 0.02% | −154−2.4% | Reduced |
| Greenleaf Trust | 6,004 | $230.9K | 0.00% | −20−0.3% | Reduced |
| We Are One Seven, LLC | 6,003 | $230.8K | 0.00% | +374+6.6% | Added |
| Rhumbline Advisers | 5,977 | $229.8K | 0.00% | −830−12.2% | Reduced |
| Glenmede Trust Co NA | 5,814 | $223.5K | 0.00% | +5,814 | New |
| Bank of Montreal | 5,686 | $218.6K | 0.00% | +52+0.9% | Added |
| Rossby Financial, LCC | 5,649 | $217.2K | 0.07% | +110+2.0% | Added |
| Ballentine Partners, LLC | 5,559 | $213.7K | 0.00% | +5,559 | New |
| Aaron Wealth Advisors | 5,450 | $209.6K | 0.01% | +5,450 | New |
| Forum Financial Management, LP | 5,375 | $206.7K | 0.00% | +5,375 | New |
| Versant Capital Management, Inc | 4,661 | $179.2K | 0.02% | +456+10.8% | Added |
| Virtus Investment Advisers, Inc. | 4,261 | $163.8K | 0.04% | −705−14.2% | Reduced |
| Basecamp Wealth Advisors LLC | 4,046 | $155.6K | 0.03% | +4,046 | New |
| EverSource Wealth Advisors, LLC | 3,958 | $152.2K | 0.01% | −155−3.8% | Reduced |
| Advisors Asset Management, Inc. | 3,934 | $151.3K | 0.00% | −2,325−37.1% | Reduced |
| Parallel Advisors, LLC | 3,665 | $140.9K | 0.00% | +10+0.3% | Added |
| Edmond de Rothschild Holding S.A. | 3,200 | $123.0K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 2,334 | $89.7K | 0.00% | +888+61.4% | Added |
| Group One Trading, L.P. | 2,139 | $82.2K | 0.00% | −158−6.9% | Reduced |
| Acadian Asset Management LLC | 2,111 | $81.0K | 0.00% | +2,111 | New |
| GAMMA Investing LLC | 1,812 | $69.7K | 0.00% | −30−1.6% | Reduced |
| Rockefeller Capital Management L.P. | 1,802 | $69.3K | 0.00% | +1,425+378.0% | Added |
| AdvisorNet Financial, Inc | 1,765 | $67.9K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 1,738 | $66.8K | 0.00% | +1,738 | New |
| Smartleaf Asset Management LLC | 1,707 | $66.3K | 0.00% | +353+26.1% | Added |
| Covestor Ltd | 1,575 | $61.0K | 0.03% | 00.0% | Unchanged |
| Cromwell Holdings LLC | 1,578 | $60.7K | 0.03% | 00.0% | Unchanged |
| TD Private Client Wealth LLC | 1,576 | $60.6K | 0.00% | +1,543+4,675.8% | Added |
| CWM, LLC | 1,544 | $59.0K | 0.00% | −16−1.0% | Reduced |
| Global Retirement Partners, LLC | 1,505 | $57.9K | 0.00% | +1,376+1,066.7% | Added |
| UBS Asset Management Americas Inc | 1,252 | $48.1K | 0.00% | +1,252 | New |
| Advisor Group Holdings, Inc. | 1,061 | $40.8K | 0.00% | −34,810−97.0% | Reduced |
| Community Bank, N.A. | 1,000 | $38.5K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 731 | $28.1K | 0.00% | −323−30.6% | Reduced |
| Northwestern Mutual Wealth Management Co | 655 | $25.2K | 0.00% | −33−4.8% | Reduced |
| Sound Income Strategies, LLC | 448 | $18.7K | 0.00% | +448 | Added |
| Palladiem, LLC | 460 | $17.9K | 0.02% | +460 | New |
| Quantbot Technologies LP | 421 | $16.2K | 0.00% | −75,512−99.4% | Reduced |
| SRS Capital Advisors, Inc. | 417 | $16.0K | 0.00% | −767−64.8% | Reduced |
| WealthCollab, LLC | 397 | $15.3K | 0.01% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 394 | $15.2K | 0.00% | −14−3.4% | Reduced |
| Rothschild Investment LLC | 317 | $12.2K | 0.00% | −11−3.4% | Reduced |
| Bruce G. Allen Investments, LLC | 316 | $12.2K | 0.01% | 00.0% | Unchanged |
| True Wealth Design, LLC | 263 | $10.1K | 0.00% | +49+22.9% | Added |
| Umb Bank N A | 262 | $10.1K | 0.00% | 00.0% | Unchanged |
| SageView Advisory Group, LLC | 256 | $9.84K | 0.00% | +256 | New |
| SJS Investment Consulting Inc. | 244 | $9.38K | 0.00% | +244 | New |
| Allworth Financial LP | 241 | $9.28K | 0.00% | +144+148.5% | Added |
| MAI Capital Management | 222 | $8.54K | 0.00% | +135+155.2% | Added |
| Boreal Capital Management LLC | 200 | $7.69K | 0.01% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 160 | $6.49K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 157 | $6.04K | 0.00% | +142+946.7% | Added |
| 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 |
| Federation des caisses Desjardins du Quebec | 140 | $5.38K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 136 | $5.23K | 0.00% | +14+11.5% | Added |
| Bessemer Group Inc | 144 | $5.00K | 0.00% | −52−26.5% | Reduced |
| Brown Brothers Harriman & Co | 125 | $4.81K | 0.00% | +125 | New |
| Cornerstone Planning Group LLC | 107 | $4.75K | 0.00% | +101+1,683.3% | Added |
| Atlas Capital Advisors LLC | 108 | $4.15K | 0.00% | +108 | New |
| Valued Wealth Advisors LLC | 99 | $3.81K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 98 | $3.77K | 0.00% | +12+14.0% | Added |
| Manchester Capital Management LLC | 90 | $3.46K | 0.00% | +90 | New |
| JFS Wealth Advisors, LLC | 89 | $3.42K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 80 | $3.08K | 0.00% | +75+1,500.0% | Added |
| Bell Investment Advisors, Inc | 74 | $2.85K | 0.00% | 00.0% | Unchanged |
| Cape Investment Advisory, Inc. | 73 | $2.81K | 0.00% | +73 | New |