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, Q3 2023
Institutional positions in Tenaris SA as of Sep 30, 2023. 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
- 216
- +16 vs. Q2 2023
- Shares held
- 61.4M
- −7.58M (−11.0%) vs. Q2 2023
- Total value
- $1.94B
- +$6.26M (+0.3%) vs. Q2 2023
- New holders
- 39
- 71 more added
- Sold out
- 23
- 74 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Westwood Global Investments, LLC | 8,825,549 | $278.9M | 14.68% | +243,148+2.8% | Added |
| Arrowstreet Capital, Limited Partnership | 5,053,372 | $159.7M | 0.19% | +2,241,081+79.7% | Added |
| Van Eck Associates Corp | 4,279,660 | $135.2M | 0.30% | +256,547+6.4% | Added |
| Perpetual Ltd | 3,490,018 | $110.3M | 1.14% | −8,895,684−71.8% | Reduced |
| FMR LLC | 3,135,820 | $99.1M | 0.01% | +90,940+3.0% | Added |
| Harding Loevner LP | 2,542,254 | $80.3M | 0.53% | −554,247−17.9% | Reduced |
| Price T Rowe Associates Inc | 2,109,296 | $66.7M | 0.01% | +1,914,614+983.5% | Added |
| Orbis Allan Gray Ltd | 2,043,934 | $64.6M | 0.46% | +242,998+13.5% | Added |
| Morgan Stanley | 1,661,649 | $52.5M | 0.01% | −713,381−30.0% | Reduced |
| Marshall Wace, LLP | 1,497,703 | $47.3M | 0.10% | +59,789+4.2% | Added |
| Renaissance Technologies LLC | 1,481,944 | $46.8M | 0.08% | −348,600−19.0% | Reduced |
| Balyasny Asset Management LLC | 1,347,809 | $42.6M | 0.12% | −1,432,102−51.5% | Reduced |
| BlackRock Inc. | 1,133,689 | $35.8M | 0.00% | −202,585−15.2% | Reduced |
| Merewether Investment Management, LP | 1,112,100 | $35.1M | 2.13% | +1,112,100 | New |
| Driehaus Capital Management LLC | 1,104,937 | $34.9M | 0.45% | −29,400−2.6% | Reduced |
| Wellington Management Group LLP | 877,305 | $27.7M | 0.01% | +442,016+101.5% | Added |
| Goldman Sachs Group Inc | 864,055 | $27.3M | 0.01% | −15,316−1.7% | Reduced |
| Two Sigma Investments, LP | 834,122 | $26.4M | 0.07% | −4,428−0.5% | Reduced |
| D. E. Shaw & Co., Inc. | 800,969 | $25.3M | 0.04% | +372,266+86.8% | Added |
| SIR Capital Management, L.P. | 668,433 | $21.1M | 2.51% | −42,619−6.0% | Reduced |
| Thrivent Financial for Lutherans | 617,458 | $19.5M | 0.05% | +393,155+175.3% | Added |
| Pantechnicon Advisors LLP | 605,000 | $19.1M | 8.26% | +120,000+24.7% | Added |
| Natixis Advisors, L.P. | 598,826 | $18.9M | 0.06% | +108,967+22.2% | Added |
| Voloridge Investment Management, LLC | 594,042 | $18.8M | 0.09% | +121,236+25.6% | Added |
| Massachusetts Financial Services Co | 584,262 | $18.5M | 0.01% | +303,656+108.2% | Added |
| JPMorgan Chase & Co | 578,925 | $18.3M | 0.00% | −350,467−37.7% | Reduced |
| Weiss Multi-Strategy Advisers LLC | 538,549 | $17.0M | 0.41% | +538,549 | New |
| Cubist Systematic Strategies, LLC | 464,333 | $14.7M | 0.18% | +23,527+5.3% | Added |
| Point72 Asset Management, L.P. | 463,731 | $14.7M | 0.05% | +463,731 | New |
| Foresight Global Investors, Inc. | 460,313 | $14.5M | 8.09% | −14,205−3.0% | Reduced |
| Holocene Advisors, LP | 457,786 | $14.5M | 0.06% | +457,786 | New |
| Two Sigma Advisers, LP | 394,200 | $12.5M | 0.03% | +109,700+38.6% | Added |
| ExodusPoint Capital Management, LP | 368,029 | $11.6M | 0.15% | +284,931+342.9% | Added |
| Legal & General Group Plc | 367,314 | $11.6M | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 363,486 | $11.5M | 0.00% | +36,771+11.3% | Added |
| Agf Management Ltd | 360,236 | $11.4M | 0.08% | +880.0% | Added |
| Citadel Advisors LLC | 356,886 | $11.3M | 0.01% | −477,950−57.3% | Reduced |
| Lazard Asset Management LLC | 333,700 | $10.5M | 0.01% | −326,944−49.5% | Reduced |
| Pacer Advisors, Inc. | 329,662 | $10.4M | 0.04% | +39,056+13.4% | Added |
| Sourcerock Group LLC | 328,117 | $10.4M | 1.28% | +328,117 | New |
| Key Group Holdings (Cayman), Ltd. | 325,000 | $10.3M | 0.57% | +325,000 | New |
| Millennium Management LLC | 302,170 | $9.55M | 0.01% | −2,337,182−88.6% | Reduced |
| Dimensional Fund Advisors LP | 286,043 | $9.04M | 0.00% | −47,724−14.3% | Reduced |
| Vanguard Group Inc | 242,076 | $7.65M | 0.00% | −5,099−2.1% | Reduced |
| Federated Hermes, Inc. | 234,209 | $7.40M | 0.02% | −70,464−23.1% | Reduced |
| Franklin Resources Inc | 230,606 | $7.29M | 0.00% | −112,580−32.8% | Reduced |
| Northern Trust Corp | 217,569 | $6.88M | 0.00% | −406−0.2% | Reduced |
| BNP Paribas Arbitrage, SA | 182,469 | $5.77M | 0.01% | +66,045+56.7% | Added |
| Jump Financial, LLC | 176,000 | $5.56M | 0.21% | +1,053+0.6% | Added |
| Moore Capital Management, LP | 173,548 | $5.48M | 0.15% | +173,548 | New |
| Schonfeld Strategic Advisors LLC | 168,300 | $5.32M | 0.05% | +53,200+46.2% | Added |
| Viking Fund Management LLC | 165,000 | $5.21M | 1.05% | −25,000−13.2% | Reduced |
| Ethic Inc. | 154,615 | $4.89M | 0.17% | −4,952−3.1% | Reduced |
| Stifel Financial Corp | 143,090 | $4.52M | 0.01% | −324−0.2% | Reduced |
| Raymond James & Associates | 141,210 | $4.46M | 0.00% | +1,722+1.2% | Added |
| Acadian Asset Management LLC | 129,517 | $4.09M | 0.02% | +129,517 | New |
| Campbell & CO Investment Adviser LLC | 127,856 | $4.04M | 0.48% | +100,181+362.0% | Added |
| New York State Common Retirement Fund | 125,136 | $3.95M | 0.01% | +2,155+1.8% | Added |
| Deprince Race & Zollo Inc | 124,500 | $3.93M | 0.10% | −74,000−37.3% | Reduced |
| Leuthold Group, LLC | 124,045 | $3.92M | 0.55% | +124,045 | New |
| Envestnet Asset Management Inc | 118,403 | $3.74M | 0.00% | −1,778−1.5% | Reduced |
| Yaupon Capital Management LP | 109,294 | $3.45M | 0.39% | +109,294 | New |
| Wells Fargo & Company | 104,529 | $3.30M | 0.00% | +24,001+29.8% | Added |
| Ameriprise Financial Inc | 95,924 | $3.03M | 0.00% | +60,933+174.1% | Added |
| Oslo Asset Management AS | 95,300 | $3.01M | 4.07% | 00.0% | Unchanged |
| Employees Retirement System of Texas | 94,554 | $2.99M | 0.04% | 00.0% | Unchanged |
| Old Mission Capital LLC | 93,980 | $2.97M | 0.10% | +93,980 | New |
| Quantbot Technologies LP | 91,246 | $2.88M | 0.19% | −318−0.3% | Reduced |
| Optiver Holding B.V. | 90,561 | $2.86M | 0.08% | +90,561 | New |
| Standard Life Aberdeen plc | 87,714 | $2.77M | 0.01% | −1,186−1.3% | Reduced |
| Capital Insight Partners, LLC | 85,167 | $2.69M | 0.61% | +8,745+11.4% | Added |
| Qube Research & Technologies Ltd | 82,834 | $2.62M | 0.01% | −22,293−21.2% | Reduced |
| Seven Eight Capital, LP | 78,679 | $2.49M | 0.29% | −257−0.3% | Reduced |
| Susquehanna International Group, LLP | 73,412 | $2.32M | 0.00% | +30,286+70.2% | Added |
| Navellier & Associates Inc | 70,836 | $2.24M | 0.38% | +2,205+3.2% | Added |
| Sagefield Capital LP | 68,175 | $2.15M | 0.30% | +68,175 | New |
| Ruffer LLP | 66,536 | $2.13M | 0.12% | −77,864−53.9% | Reduced |
| Aquatic Capital Management LLC | 65,500 | $2.07M | 0.09% | +50,700+342.6% | Added |
| Luminus Management LLC | 62,200 | $1.97M | 0.61% | +62,200 | New |
| Erste Asset Management GmbH | 60,000 | $1.92M | 0.03% | 00.0% | Unchanged |
| Silphium Asset Management Ltd | 60,000 | $1.90M | 0.62% | −42,000−41.2% | Reduced |
| Highland Capital Management, LLC | 59,759 | $1.89M | 0.13% | +2,900+5.1% | Added |
| Ramirez Asset Management, Inc. | 55,651 | $1.76M | 0.38% | +55,651 | New |
| Exencial Wealth Advisors, LLC | 50,443 | $1.59M | 0.08% | +4,579+10.0% | Added |
| Guggenheim Capital LLC | 49,014 | $1.55M | 0.01% | −8,736−15.1% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 44,983 | $1.42M | 0.01% | +25,740+133.8% | Added |
| Cresset Asset Management, LLC | 43,409 | $1.37M | 0.01% | +7,973+22.5% | Added |
| Advisors Asset Management, Inc. | 42,053 | $1.33M | 0.03% | −3,727−8.1% | Reduced |
| Russell Investments Group, Ltd. | 40,651 | $1.28M | 0.00% | +25,093+161.3% | Added |
| Engineers Gate Manager LP | 40,596 | $1.28M | 0.05% | +10,964+37.0% | Added |
| LPL Financial LLC | 37,808 | $1.19M | 0.00% | −10,456−21.7% | Reduced |
| SEI Investments Co | 37,176 | $1.17M | 0.00% | +14,957+67.3% | Added |
| Graham Capital Management, L.P. | 35,213 | $1.11M | 0.03% | +35,213 | New |
| Beck Bode, LLC | 34,330 | $1.08M | 0.28% | −3,326−8.8% | Reduced |
| Altrinsic Global Advisors LLC | 33,121 | $1.05M | 0.04% | +9,225+38.6% | Added |
| AQR Capital Management LLC | 32,391 | $1.02M | 0.00% | +21,715+203.4% | Added |
| Capital Wealth Planning, LLC | 31,968 | $1.01M | 0.01% | +12,062+60.6% | Added |
| Penserra Capital Management LLC | 31,968 | $1.01M | 0.02% | +12,062+60.6% | Added |
| 1832 Asset Management L.P. | 31,300 | $989.1K | 0.00% | 00.0% | Unchanged |
| Bayesian Capital Management, LP | 31,226 | $986.7K | 0.11% | +31,226 | New |