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 |
|---|---|---|---|---|---|
| Cassaday & Co Wealth Management LLC | 1 | $59 | 0.00% | +1 | New |
| TD Capital Management LLC | 3 | $175 | 0.00% | −2−40.0% | Reduced |
| Triumph Capital Management | 3 | $175 | 0.00% | +3 | New |
| Stone House Investment Management, LLC | 4 | $233 | 0.00% | +4 | New |
| Beaird Harris Wealth Management, LLC | 4 | $250 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 4 | $253 | 0.00% | 00.0% | Unchanged |
| Creative Financial Designs Inc | 6 | $349 | 0.00% | 00.0% | Unchanged |
| Sofos Investments, Inc. | 6 | $349 | 0.00% | +6 | New |
| IFP Advisors, Inc | 7 | $407 | 0.00% | +7 | New |
| Ancora Advisors, LLC | 8 | $465 | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 8 | $465 | 0.00% | +5+166.7% | Added |
| Arlington Trust Co LLC | 10 | $582 | 0.00% | +10 | New |
| Innovative Asset Advisors Group, LLC | 13 | $756 | 0.00% | +13 | New |
| Investors Portfolio Services LLC | 14 | $889 | 0.00% | +14 | New |
| GHP Investment Advisors, Inc. | 16 | $931 | 0.00% | +16 | 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 |
| Silicon Valley Capital Partners | 18 | $1.05K | 0.00% | +18 | New |
| Burk Holdings LLC | 18 | $1.05K | 0.00% | +18 | New |
| Principia Wealth Advisory, LLC | 19 | $1.10K | 0.00% | +2+11.8% | Added |
| Nemes Rush Group LLC | 22 | $1.28K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 27 | $1.57K | 0.00% | −99,906−100.0% | Reduced |
| Horizon Investments, LLC | 28 | $1.63K | 0.00% | +28 | New |
| Dogwood Wealth Management LLC | 28 | $1.63K | 0.00% | +28 | New |
| Zions Bancorporation, National Association | 30 | $1.75K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 32 | $1.86K | 0.00% | +31+3,100.0% | Added |
| MPWM Advisory Solutions, LLC | 34 | $1.98K | 0.00% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 39 | $2.00K | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 38 | $2.21K | 0.00% | +13+52.0% | Added |
| Toth Financial Advisory Corp | 40 | $2.33K | 0.00% | 00.0% | Unchanged |
| SHP Wealth Management | 41 | $2.38K | 0.00% | +12+41.4% | Added |
| Steward Partners Investment Advisory, LLC | 42 | $2.44K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 47 | $2.73K | 0.00% | −6−11.3% | Reduced |
| Harbour Investments, Inc. | 62 | $3.61K | 0.00% | +62 | New |
| Twin Peaks Wealth Advisors, LLC | 64 | $3.72K | 0.00% | +64 | New |
| Kilter Group LLC | 69 | $4.01K | 0.00% | +69 | New |
| Bare Financial Services, Inc | 71 | $4.13K | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 72 | $4.19K | 0.00% | −17−19.1% | Reduced |
| Bell Investment Advisors, Inc | 74 | $4.31K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 80 | $4.65K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 86 | $5.03K | 0.00% | +73+561.5% | Added |
| Manchester Capital Management LLC | 90 | $5.24K | 0.00% | 00.0% | Unchanged |
| Financial Consulate, Inc | 94 | $5.47K | 0.00% | +47+100.0% | Added |
| UMA Financial Services, Inc. | 98 | $5.70K | 0.00% | 00.0% | Unchanged |
| Valued Wealth Advisors LLC | 99 | $5.76K | 0.00% | 00.0% | Unchanged |
| Colonial Trust Advisors | 100 | $5.82K | 0.00% | +100 | New |
| Cornerstone Planning Group LLC | 120 | $7.62K | 0.00% | +13+12.1% | Added |
| Bessemer Group Inc | 144 | $8.00K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 140 | $8.14K | 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 |
| Essential Partners LLC | 157 | $9.13K | 0.00% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 160 | $9.30K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 191 | $11.1K | 0.00% | −226−54.2% | Reduced |
| Larson Financial Group LLC | 193 | $11.2K | 0.00% | +57+41.9% | Added |
| Boreal Capital Management LLC | 200 | $11.6K | 0.01% | 00.0% | Unchanged |
| First Command Advisory Services, Inc. | 241 | $14.0K | 0.00% | +241 | New |
| SJS Investment Consulting Inc. | 244 | $14.2K | 0.00% | 00.0% | Unchanged |
| Whipplewood Advisors, LLC | 256 | $14.9K | 0.01% | +256 | New |
| Umb Bank N A | 262 | $15.2K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 306 | $17.8K | 0.00% | +65+27.0% | Added |
| Bruce G. Allen Investments, LLC | 316 | $18.4K | 0.01% | 00.0% | Unchanged |
| Rothschild Investment LLC | 320 | $18.6K | 0.00% | +3+0.9% | Added |
| True Wealth Design, LLC | 353 | $20.5K | 0.01% | +90+34.2% | Added |
| WealthCollab, LLC | 397 | $23.1K | 0.01% | 00.0% | Unchanged |
| Owl Creek Wealth Partners LLC | 432 | $25.1K | 0.01% | +432 | New |
| Ares Financial Consulting, LLC | 446 | $25.8K | 0.02% | +446 | New |
| Sound Income Strategies, LLC | 448 | $26.0K | 0.00% | 00.0% | Unchanged |
| Palladiem, LLC | 460 | $27.2K | 0.03% | 00.0% | Unchanged |
| MAI Capital Management | 519 | $30.2K | 0.00% | +297+133.8% | Added |
| Bayforest Capital Ltd | 589 | $34.3K | 0.04% | +589 | New |
| Northwestern Mutual Wealth Management Co | 772 | $44.9K | 0.00% | +117+17.9% | Added |
| Advisor Group Holdings, Inc. | 853 | $49.7K | 0.00% | −208−19.6% | Reduced |
| Ronald Blue Trust, Inc. | 873 | $50.8K | 0.00% | +142+19.4% | Added |
| TD Private Client Wealth LLC | 999 | $58.1K | 0.00% | −577−36.6% | Reduced |
| Community Bank, N.A. | 1,000 | $58.2K | 0.01% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 1,533 | $89.2K | 0.00% | −2,401−61.0% | Reduced |
| Cromwell Holdings LLC | 1,578 | $91.8K | 0.05% | 00.0% | Unchanged |
| Covestor Ltd | 1,575 | $92.0K | 0.06% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 1,657 | $94.8K | 0.00% | −50−2.9% | Reduced |
| Advisory Services Network, LLC | 1,685 | $98.0K | 0.00% | +1,685 | New |
| AdvisorNet Financial, Inc | 1,765 | $102.7K | 0.01% | 00.0% | Unchanged |
| CWM, LLC | 1,777 | $103.4K | 0.00% | +233+15.1% | Added |
| Brown Brothers Harriman & Co | 1,966 | $114.4K | 0.00% | +1,841+1,472.8% | Added |
| Jones Financial Companies LLLP | 2,142 | $124.9K | 0.00% | +1,748+443.7% | Added |
| GAMMA Investing LLC | 2,180 | $126.8K | 0.01% | +368+20.3% | Added |
| Farther Finance Advisors, LLC | 2,506 | $145.1K | 0.00% | +172+7.4% | Added |
| Acadian Asset Management LLC | 3,050 | $176.0K | 0.00% | +939+44.5% | Added |
| Virtus Investment Advisers, Inc. | 3,298 | $191.9K | 0.05% | −963−22.6% | Reduced |
| D'Orazio & Associates, Inc. | 3,499 | $203.6K | 0.03% | +3,499 | New |
| Larry Mathis Financial Planning, LLC | 3,573 | $207.9K | 0.19% | +3,573 | New |
| PDS Planning, Inc | 3,593 | $209.0K | 0.01% | +3,593 | New |
| Fayez Sarofim & Co | 3,658 | $212.8K | 0.00% | +3,658 | New |
| Raymond James Financial Inc | 3,730 | $217.0K | 0.00% | +3,730 | New |
| Franklin Resources Inc | 3,778 | $219.8K | 0.00% | +3,778 | New |
| Neuberger Berman Group LLC | 3,837 | $223.2K | 0.00% | +3,837 | New |
| Syon Capital LLC | 3,995 | $232.4K | 0.01% | +3,995 | New |
| Advyzon Investment Management, LLC | 4,013 | $233.5K | 0.02% | +4,013 | New |
| Basecamp Wealth Advisors LLC | 4,024 | $234.1K | 0.05% | −22−0.5% | Reduced |
| Stirlingshire Investments, Inc. | 4,040 | $235.0K | 0.21% | +4,040 | New |