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 2024
Institutional positions in Tenaris SA as of Dec 31, 2024. 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
- 234
- +35 vs. Q3 2024
- Shares held
- 50.8M
- −72.5K (−0.1%) vs. Q3 2024
- Total value
- $1.90B
- +$297.4M (+18.6%) vs. Q3 2024
- New holders
- 59
- 63 more added
- Sold out
- 24
- 77 more reduced
2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Pacer Advisors, Inc. | 312,207 | $11.8M | 0.03% | −352,505−53.0% | Reduced |
| Yaupon Capital Management LP | 333,259 | $12.6M | 0.80% | +333,259 | New |
| SIR Capital Management, L.P. | 333,277 | $12.6M | 1.30% | −1,097,274−76.7% | Reduced |
| Dimensional Fund Advisors LP | 419,081 | $15.8M | 0.00% | +15,790+3.9% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 425,017 | $16.1M | 0.05% | −190,713−31.0% | Reduced |
| Marshall Wace, LLP | 428,083 | $16.2M | 0.02% | +428,083 | New |
| Freestone Grove Partners LP | 436,254 | $16.5M | 0.20% | +436,254 | New |
| Carrhae Capital LLP | 437,806 | $16.5M | 1.95% | +437,806 | New |
| Royal Bank of Canada | 439,200 | $16.6M | 0.00% | −91,733−17.3% | Reduced |
| Assetmark, Inc | 443,185 | $16.7M | 0.05% | +3,632+0.8% | Added |
| Moore Capital Management, LP | 447,344 | $16.9M | 0.32% | −119,292−21.1% | Reduced |
| Quadrature Capital Ltd | 963,392 | $18.2M | 0.36% | +963,392 | New |
| Optiver Holding B.V. | 499,577 | $18.9M | 0.61% | +176,514+54.6% | Added |
| Massachusetts Financial Services Co | 513,704 | $19.4M | 0.01% | −5,114−1.0% | Reduced |
| Capital Fund Management S.A. | 521,437 | $19.7M | 0.19% | −36,485−6.5% | Reduced |
| Merewether Investment Management, LP | 536,413 | $20.3M | 0.81% | +536,413 | New |
| Medina Singh Partners, LLC | 566,013 | $21.4M | 8.77% | +145,945+34.7% | Added |
| BlackRock, Inc. | 667,953 | $25.2M | 0.00% | +15,407+2.4% | Added |
| Abc Arbitrage SA | 835,703 | $31.6M | 4.53% | +835,703 | New |
| Harding Loevner LP | 842,990 | $31.9M | 0.22% | −60,877−6.7% | Reduced |
| Orbis Allan Gray Ltd | 1,026,760 | $38.8M | 0.21% | −752,257−42.3% | Reduced |
| Encompass Capital Advisors LLC | 1,100,000 | $41.6M | 1.78% | +1,100,000 | New |
| Morgan Stanley | 1,398,495 | $52.8M | 0.00% | +193,151+16.0% | Added |
| Balyasny Asset Management LLC | 1,692,442 | $64.0M | 0.15% | −344,167−16.9% | Reduced |
| Goldman Sachs Group Inc | 1,710,785 | $64.7M | 0.01% | +624,852+57.5% | Added |
| Price T Rowe Associates Inc | 1,875,331 | $70.9M | 0.01% | −107,098−5.4% | Reduced |
| Citadel Advisors LLC | 2,077,701 | $78.5M | 0.07% | +281,748+15.7% | Added |
| Sourcerock Group LLC | 2,093,622 | $79.1M | 5.62% | −72,878−3.4% | Reduced |
| Van Eck Associates Corp | 2,311,035 | $87.3M | 0.11% | −375,196−14.0% | Reduced |
| Wellington Management Group LLP | 2,331,256 | $88.1M | 0.02% | −214,928−8.4% | Reduced |
| Renaissance Technologies LLC | 2,518,944 | $95.2M | 0.14% | −300,200−10.6% | Reduced |
| FMR LLC | 2,733,580 | $103.3M | 0.01% | −770,064−22.0% | Reduced |
| Millennium Management LLC | 2,816,728 | $106.4M | 0.09% | +778,021+38.2% | Added |
| Westwood Global Investments, LLC | 7,914,145 | $299.1M | 7.61% | −326,488−4.0% | Reduced |
| Mediolanum International Funds Ltd | 0 | $0 | 0.00% | −538,820−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −202,357−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −92,200−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −63,484−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −51,325−100.0% | Sold out |
| Concentric Capital Strategies, LP | 0 | $0 | 0.00% | −36,576−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −28,400−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −25,326−100.0% | Sold out |
| Veriti Management LLC | 0 | $0 | 0.00% | −15,032−100.0% | Sold out |
| International Assets Investment Management, LLC | 0 | $0 | 0.00% | −12,080−100.0% | Sold out |
| Strategic Global Advisors, LLC | 0 | $0 | 0.00% | −10,344−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −3,319−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −1,420−100.0% | Sold out |
| Pinnacle Holdings, LLC | 0 | $0 | 0.00% | −1,107−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −998−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −712−100.0% | Sold out |
| Integrated Investment Consultants, LLC | 0 | $0 | 0.00% | −11,475−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −499−100.0% | Sold out |
| Gilliland Jeter Wealth Management LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Ashton Thomas Securities, LLC | 0 | $0 | 0.00% | −69−100.0% | Sold out |
| Grove Bank & Trust | 0 | $0 | 0.00% | −29−100.0% | Sold out |
| Foster Dykema Cabot & Partners, LLC | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Abound Wealth Management | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Leonteq Securities AG | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| PEAK6 Investments LLC | – | – | – | – | Not filed |
| Planning Capital Management Corp | – | – | – | – | Not filed |