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 2023
Institutional positions in Tenaris SA as of Mar 31, 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
- 227
- +14 vs. Q4 2022
- Shares held
- 66.3M
- +15.8M (+31.4%) vs. Q4 2022
- Total value
- $1.74B
- −$32.9M (−1.9%) vs. Q4 2022
- New holders
- 46
- 92 more added
- Sold out
- 32
- 52 more reduced
5 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bayesian Capital Management, LP | 14,391 | $409.0K | 0.05% | +14,391 | New |
| Brinker Capital Investments, LLC | 14,464 | $411.1K | 0.01% | +222+1.6% | Added |
| Orion Portfolio Solutions, LLC | 14,464 | $411.1K | 0.01% | +14,464 | New |
| Signaturefd, LLC | 14,930 | $424.3K | 0.01% | +25+0.2% | Added |
| Citigroup Inc | 15,084 | $428.7K | 0.00% | −1,103−6.8% | Reduced |
| Moreno Evelyn V | 15,310 | $435.1K | 0.10% | 00.0% | Unchanged |
| Axq Capital, LP | 15,600 | $443.4K | 0.18% | −4,023−20.5% | Reduced |
| Castleark Management LLC | 17,710 | $503.3K | 0.02% | 00.0% | Unchanged |
| CWM Advisors, LLC | 17,758 | $504.7K | 0.06% | +17,758 | New |
| Cetera Advisor Networks LLC | 18,320 | $520.7K | 0.00% | +919+5.3% | Added |
| Energy Income Partners, LLC | 18,363 | $521.9K | 0.01% | +4,554+33.0% | Added |
| Bank of New York Mellon Corp | 18,427 | $523.7K | 0.00% | −615−3.2% | Reduced |
| Edgestream Partners, L.P. | 18,507 | $526.0K | 0.06% | +18,507 | New |
| Evergreen Capital Management LLC | 19,150 | $544.2K | 0.02% | −185−1.0% | Reduced |
| Gabelli Funds LLC | 20,000 | $568.4K | 0.00% | 00.0% | Unchanged |
| Liontrust Investment Partners LLP | 20,000 | $568.4K | 0.01% | 00.0% | Unchanged |
| CAPROCK Group, Inc. | 20,006 | $568.6K | 0.04% | +6,716+50.5% | Added |
| Penserra Capital Management LLC | 20,528 | $583.0K | 0.01% | −49,988−70.9% | Reduced |
| Capital Wealth Planning, LLC | 20,528 | $583.4K | 0.01% | +20,528 | New |
| Cerity Partners LLC | 20,798 | $591.1K | 0.00% | +1,122+5.7% | Added |
| CI Private Wealth, LLC | 20,914 | $594.4K | 0.00% | +10,505+100.9% | Added |
| TownSquare Capital, LLC | 22,653 | $643.8K | 0.01% | +849+3.9% | Added |
| Wetherby Asset Management Inc | 22,746 | $646.4K | 0.04% | −1,587−6.5% | Reduced |
| Russell Investments Group, Ltd. | 23,168 | $658.4K | 0.00% | −14,678−38.8% | Reduced |
| Prelude Capital Management, LLC | 24,548 | $697.7K | 0.05% | −5,944−19.5% | Reduced |
| Hennessy Advisors Inc | 25,000 | $710.5K | 0.05% | 00.0% | Unchanged |
| Mariner, LLC | 25,063 | $712.0K | 0.00% | +2,608+11.6% | Added |
| Altrinsic Global Advisors LLC | 25,999 | $738.9K | 0.03% | +5,176+24.9% | Added |
| Veriti Management LLC | 27,517 | $782.0K | 0.09% | +1,142+4.3% | Added |
| Capricorn Fund Managers Ltd | 28,448 | $813.9K | 0.25% | +28,448 | New |
| LPL Financial LLC | 28,775 | $817.8K | 0.00% | +21,863+316.3% | Added |
| XY Capital Ltd | 30,120 | $856.0K | 0.72% | +22,312+285.8% | Added |
| Campbell & CO Investment Adviser LLC | 31,045 | $882.3K | 0.16% | −4,636−13.0% | Reduced |
| Aquatic Capital Management LLC | 31,600 | $898.0K | 0.06% | +16,000+102.6% | Added |
| UBS Group AG | 32,383 | $920.3K | 0.00% | −21,008−39.3% | Reduced |
| Ergoteles LLC | 32,767 | $931.2K | 0.04% | −31,986−49.4% | Reduced |
| Spire Wealth Management | 32,971 | $937.0K | 0.04% | +32,971 | New |
| Massachusetts Financial Services Co | 34,801 | $989.0K | 0.00% | +1,942+5.9% | Added |
| West Tower Group, LLC | 35,000 | $994.7K | 0.98% | +35,000 | New |
| CIBC Asset Management Inc | 37,202 | $1.06M | 0.00% | +37,202 | New |
| Beck Bode, LLC | 39,391 | $1.12M | 0.28% | +39,391 | New |
| Deltec Asset Management LLC | 39,750 | $1.13M | 0.28% | 00.0% | Unchanged |
| Exencial Wealth Advisors, LLC | 39,813 | $1.13M | 0.06% | +19,019+91.5% | Added |
| Bokf, NA | 42,152 | $1.20M | 0.03% | −1,734−4.0% | Reduced |
| Susquehanna International Group, LLP | 42,653 | $1.21M | 0.00% | +10,635+33.2% | Added |
| Wells Fargo & Company | 46,218 | $1.31M | 0.00% | −33,802−42.2% | Reduced |
| Advisors Asset Management, Inc. | 47,035 | $1.34M | 0.03% | +3,650+8.4% | Added |
| Simplex Trading, LLC | 47,270 | $1.34M | 0.06% | +47,270 | New |
| Oliver Luxxe Assets LLC | 50,267 | $1.43M | 0.38% | +73+0.1% | Added |
| Wellington Management Group LLP | 53,050 | $1.51M | 0.00% | −840,720−94.1% | Reduced |
| Old Mission Capital LLC | 53,193 | $1.51M | 0.05% | −45,028−45.8% | Reduced |
| Highland Capital Management, LLC | 55,909 | $1.59M | 0.12% | 00.0% | Unchanged |
| Thomas White International Ltd | 56,334 | $1.60M | 0.34% | +56,334 | New |
| Erste Asset Management GmbH | 60,000 | $1.71M | 0.03% | 00.0% | Unchanged |
| Capital Insight Partners, LLC | 63,009 | $1.79M | 0.42% | +18,150+40.5% | Added |
| Squarepoint Ops LLC | 63,832 | $1.81M | 0.01% | +63,832 | New |
| Navellier & Associates Inc | 64,015 | $1.82M | 0.38% | +2,475+4.0% | Added |
| Quantbot Technologies LP | 67,119 | $1.91M | 0.13% | +36,310+117.9% | Added |
| Guggenheim Capital LLC | 69,959 | $1.99M | 0.02% | +27,993+66.7% | Added |
| Seven Eight Capital, LP | 79,901 | $2.27M | 0.47% | +79,901 | New |
| Advisor Group Holdings, Inc. | 85,021 | $2.42M | 0.00% | +6,034+7.6% | Added |
| Standard Life Aberdeen plc | 88,900 | $2.53M | 0.01% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 89,000 | $2.53M | 0.03% | +89,000 | New |
| Todd Asset Management LLC | 89,000 | $2.53M | 0.06% | +89,000 | New |
| Clear Street Markets LLC | 92,421 | $2.63M | 0.73% | +90,734+5,378.4% | Added |
| Employees Retirement System of Texas | 96,186 | $2.73M | 0.04% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 102,100 | $2.90M | 0.01% | +102,100 | New |
| Dynamic Technology Lab Private Ltd | 103,176 | $2.93M | 0.27% | +103,176 | New |
| Canada Pension Plan Investment Board | 104,000 | $2.96M | 0.00% | 00.0% | Unchanged |
| Clearbridge Investments, LLC | 107,951 | $3.07M | 0.00% | −2,184−2.0% | Reduced |
| Price T Rowe Associates Inc | 114,082 | $3.24M | 0.00% | −1,418,130−92.6% | Reduced |
| D. E. Shaw & Co., Inc. | 115,268 | $3.28M | 0.01% | +19,916+20.9% | Added |
| Ameriprise Financial Inc | 118,910 | $3.38M | 0.00% | −3,015−2.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 127,100 | $3.61M | 0.03% | +127,100 | New |
| William Blair Investment Management, LLC | 130,589 | $3.71M | 0.01% | −787−0.6% | Reduced |
| Ethic Inc. | 131,564 | $3.74M | 0.15% | +6,204+4.9% | Added |
| Deprince Race & Zollo Inc | 140,100 | $3.98M | 0.09% | +49,100+54.0% | Added |
| Stifel Financial Corp | 142,473 | $4.05M | 0.01% | +93,663+191.9% | Added |
| Dorsey Wright & Associates | 144,773 | $4.11M | 1.25% | −9,413−6.1% | Reduced |
| ExodusPoint Capital Management, LP | 146,813 | $4.17M | 0.05% | +115,689+371.7% | Added |
| New York State Common Retirement Fund | 148,129 | $4.21M | 0.01% | 00.0% | Unchanged |
| Jump Financial, LLC | 148,788 | $4.23M | 0.17% | −36,962−19.9% | Reduced |
| Viking Fund Management LLC | 156,000 | $4.43M | 0.85% | +56,000+56.0% | Added |
| Raymond James & Associates | 168,762 | $4.80M | 0.00% | −7,982−4.5% | Reduced |
| Voloridge Investment Management, LLC | 169,386 | $4.81M | 0.02% | +154,729+1,055.7% | Added |
| Trexquant Investment LP | 171,481 | $4.87M | 0.13% | +171,481 | New |
| Envestnet Asset Management Inc | 612,644 | $4.99M | 0.00% | +460,811+303.5% | Added |
| Ruffer LLP | 195,345 | $5.55M | 0.19% | +76,262+64.0% | Added |
| Natixis Advisors, L.P. | 200,112 | $5.69M | 0.02% | −293,800−59.5% | Reduced |
| Northern Trust Corp | 211,774 | $6.02M | 0.00% | +130,813+161.6% | Added |
| State Street Corp | 221,680 | $6.30M | 0.00% | +213,911+2,753.4% | Added |
| Vanguard Group Inc | 250,806 | $7.13M | 0.00% | −36,266−12.6% | Reduced |
| BNP Paribas Arbitrage, SA | 257,008 | $7.30M | 0.02% | +149,532+139.1% | Added |
| Federated Hermes, Inc. | 304,673 | $8.66M | 0.02% | +48,414+18.9% | Added |
| MBB Public Markets I LLC | 323,898 | $9.21M | 0.53% | +323,898 | New |
| Dimensional Fund Advisors LP | 330,196 | $9.38M | 0.00% | −17,522−5.0% | Reduced |
| Franklin Resources Inc | 346,237 | $9.84M | 0.00% | +51,497+17.5% | Added |
| Orbis Allan Gray Ltd | 351,319 | $9.98M | 0.08% | +118,866+51.1% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 366,294 | $10.4M | 0.07% | −16,961−4.4% | Reduced |
| Legal & General Group Plc | 385,236 | $11.0M | 0.00% | 00.0% | Unchanged |