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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 2023

Institutional positions in Tenaris SA as of Dec 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
222
+9 vs. Q3 2023
Shares held
62.2M
+911.8K (+1.5%) vs. Q3 2023
Total value
$2.16B
+$225.3M (+11.6%) vs. Q3 2023
New holders
36
72 more added
Sold out
27
83 more reduced

3 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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.

Institutional holdersQ4 2023: 222 institutions
Q1 2021: 127 institutionsQ2 2021: 143 institutionsQ3 2021: 130 institutionsQ4 2021: 144 institutionsQ1 2022: 182 institutionsQ2 2022: 182 institutionsQ3 2022: 179 institutionsQ4 2022: 218 institutionsQ1 2023: 227 institutionsQ2 2023: 201 institutionsQ3 2023: 216 institutionsQ4 2023: 222 institutionsQ1 2024: 236 institutionsQ2 2024: 224 institutionsQ3 2024: 201 institutionsQ4 2024: 234 institutionsQ1 2025: 227 institutionsQ2 2025: 223 institutionsQ3 2025: 223 institutionsQ4 2025: 229 institutionsQ1 2026: 264 institutionsQ2 2026: 285 institutions
Value heldQ4 2023: $2.16B
Q1 2021: $1.32BQ2 2021: $1.19BQ3 2021: $1.03BQ4 2021: $1.04BQ1 2022: $2.08BQ2 2022: $1.61BQ3 2022: $1.66BQ4 2022: $2.07BQ1 2023: $1.74BQ2 2023: $1.93BQ3 2023: $1.94BQ4 2023: $2.16BQ1 2024: $2.19BQ2 2024: $1.70BQ3 2024: $1.60BQ4 2024: $1.90BQ1 2025: $2.01BQ2 2025: $1.71BQ3 2025: $1.28BQ4 2025: $1.27BQ1 2026: $2.29BQ2 2026: $2.13B
Institutions holding TS and their total value by quarter
QuarterHoldersValue
Q2 2026285$2.13B
Q1 2026264$2.29B
Q4 2025229$1.27B
Q3 2025223$1.28B
Q2 2025223$1.71B
Q1 2025227$2.01B
Q4 2024234$1.90B
Q3 2024201$1.60B
Q2 2024224$1.70B
Q1 2024236$2.19B
Q4 2023222$2.16B
Q3 2023216$1.94B
Q2 2023201$1.93B
Q1 2023227$1.74B
Q4 2022218$2.07B
Q3 2022179$1.66B
Q2 2022182$1.61B
Q1 2022182$2.08B
Q4 2021144$1.04B
Q3 2021130$1.03B
Q2 2021143$1.19B
Q1 2021127$1.32B

Institutions, Q4 2023

Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q3 2023.

Institutions holding TS in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Westwood Global Investments, LLC8,761,906$304.6M13.50%−63,643−0.7%Reduced
Orbis Allan Gray Ltd7,548,296$262.4M1.65%+5,504,362+269.3%Added
Van Eck Associates Corp3,273,569$113.8M0.21%−1,006,091−23.5%Reduced
Perpetual Ltd3,116,641$108.3M1.12%−373,377−10.7%Reduced
FMR LLC2,997,603$104.2M0.01%−138,217−4.4%Reduced
Millennium Management LLC2,633,388$91.5M0.09%+2,331,218+771.5%Added
Balyasny Asset Management LLC2,576,096$89.5M0.25%+1,228,287+91.1%Added
Harding Loevner LP2,262,621$78.6M0.44%−279,633−11.0%Reduced
Arrowstreet Capital, Limited Partnership2,043,506$71.0M0.07%−3,009,866−59.6%Reduced
Price T Rowe Associates Inc1,725,794$60.0M0.01%−383,502−18.2%Reduced
Morgan Stanley1,624,154$56.5M0.00%−37,495−2.3%Reduced
Sourcerock Group LLC1,320,780$45.9M4.55%+992,663+302.5%Added
Goldman Sachs Group Inc1,155,173$40.2M0.01%+291,118+33.7%Added
BlackRock Inc.1,139,687$39.6M0.00%+5,998+0.5%Added
Weiss Multi-Strategy Advisers LLC1,010,263$35.1M0.89%+471,714+87.6%Added
Wellington Management Group LLP1,006,755$35.0M0.01%+129,450+14.8%Added
Renaissance Technologies LLC831,344$28.9M0.04%−650,600−43.9%Reduced
Driehaus Capital Management LLC816,360$28.4M0.34%−288,577−26.1%Reduced
Marshall Wace, LLP694,813$24.2M0.05%−802,890−53.6%Reduced
Carrhae Capital LLP678,747$23.6M4.66%+678,747New
JPMorgan Chase & Co653,799$22.7M0.00%+74,874+12.9%Added
Natixis Advisors, L.P.642,049$22.3M0.06%+43,223+7.2%Added
Merewether Investment Management, LP622,028$21.6M1.28%−490,072−44.1%Reduced
Massachusetts Financial Services Co595,971$20.7M0.01%+11,709+2.0%Added
TT International Asset Management LTD551,078$19.2M2.45%+551,078New
Pacer Advisors, Inc.525,993$18.3M0.05%+196,331+59.6%Added
Yaupon Capital Management LP503,711$17.5M1.90%+394,417+360.9%Added
Encompass Capital Advisors LLC500,000$17.4M1.02%+500,000New
Kiltearn Partners LLP496,400$17.3M1.33%+496,400New
Thrivent Financial for Lutherans447,998$15.6M0.03%−169,460−27.4%Reduced
Citadel Advisors LLC418,185$14.5M0.01%+61,299+17.2%Added
Foresight Global Investors, Inc.415,862$14.5M8.29%−44,451−9.7%Reduced
Bank of America Corp356,837$12.4M0.00%−6,649−1.8%Reduced
Optiver Holding B.V.353,193$12.3M0.37%+262,632+290.0%Added
Legal & General Group Plc343,495$11.9M0.00%−23,819−6.5%Reduced
Pantechnicon Advisors LLP330,000$11.5M8.31%−275,000−45.5%Reduced
Dimensional Fund Advisors LP288,493$10.0M0.00%+2,450+0.9%Added
Moore Capital Management, LP256,184$8.90M0.21%+82,636+47.6%Added
Agf Management Ltd246,497$8.57M0.05%−113,739−31.6%Reduced
Vanguard Group Inc238,910$8.30M0.00%−3,166−1.3%Reduced
Franklin Resources Inc230,139$8.00M0.00%−467−0.2%Reduced
Federated Hermes, Inc.228,477$7.94M0.02%−5,732−2.4%Reduced
Northern Trust Corp222,742$7.74M0.00%+5,173+2.4%Added
Susquehanna International Group, LLP201,832$7.02M0.01%+128,420+174.9%Added
Grantham, Mayo, Van Otterloo & Co. LLC197,137$6.85M0.03%+152,154+338.2%Added
Lazard Asset Management LLC195,823$6.81M0.01%−137,877−41.3%Reduced
Appian Way Asset Management LP185,134$6.44M2.08%+185,134New
Ruffer LLP177,306$6.16M0.23%+110,770+166.5%Added
Ethic Inc.156,858$5.45M0.16%+2,243+1.5%Added
Two Sigma Advisers, LP152,100$5.29M0.01%−242,100−61.4%Reduced
SIR Capital Management, L.P.149,332$5.19M0.53%−519,101−77.7%Reduced
Capital Fund Management S.A.146,367$5.09M0.06%+146,367New
Stifel Financial Corp145,388$5.05M0.01%+2,298+1.6%Added
Raymond James & Associates142,121$4.94M0.00%+911+0.6%Added
Viking Fund Management LLC135,000$4.69M0.91%−30,000−18.2%Reduced
Deprince Race & Zollo Inc124,516$4.33M0.10%+160.0%Added
Leuthold Group, LLC124,315$4.32M0.54%+270+0.2%Added
Qube Research & Technologies Ltd110,542$3.84M0.01%+27,708+33.5%Added
New York State Common Retirement Fund109,516$3.81M0.01%−15,620−12.5%Reduced
Wells Fargo & Company107,754$3.75M0.00%+3,225+3.1%Added
Employees Retirement System of Texas99,544$3.46M0.04%+4,990+5.3%Added
Boothbay Fund Management, LLC97,999$3.41M0.13%+71,856+274.9%Added
Oslo Asset Management AS95,300$3.31M4.17%00.0%Unchanged
Standard Life Aberdeen plc87,714$3.05M0.01%00.0%Unchanged
Capital Insight Partners, LLC85,468$2.97M0.61%+301+0.4%Added
Cubist Systematic Strategies, LLC84,599$2.94M0.04%−379,734−81.8%Reduced
BNP Paribas Arbitrage, SA79,208$2.75M0.01%−103,261−56.6%Reduced
Holocene Advisors, LP75,002$2.61M0.01%−382,784−83.6%Reduced
Aquatic Capital Management LLC64,200$2.23M0.06%−1,300−2.0%Reduced
Old Mission Capital LLC62,507$2.17M0.06%−31,473−33.5%Reduced
Erste Asset Management GmbH60,000$2.10M0.03%00.0%Unchanged
D. E. Shaw & Co., Inc.59,782$2.08M0.00%−741,187−92.5%Reduced
Highland Capital Management, LLC59,159$2.06M0.13%−600−1.0%Reduced
Jane Street Group, LLC56,272$1.96M0.00%+41,965+293.3%Added
Capital Wealth Planning, LLC55,290$1.92M0.02%+23,322+73.0%Added
Penserra Capital Management LLC55,290$1.92M0.04%+23,322+73.0%Added
Ramirez Asset Management, Inc.53,723$1.87M0.38%−1,928−3.5%Reduced
Bayesian Capital Management, LP51,026$1.77M0.19%+19,800+63.4%Added
Envestnet Asset Management Inc48,708$1.69M0.00%−69,695−58.9%Reduced
Ameriprise Financial Inc46,329$1.61M0.00%−49,595−51.7%Reduced
Exencial Wealth Advisors, LLC45,740$1.59M0.06%−4,703−9.3%Reduced
Guggenheim Capital LLC45,580$1.58M0.01%−3,434−7.0%Reduced
Y-Intercept (Hong Kong) Ltd45,322$1.58M0.15%+30,770+211.4%Added
Russell Investments Group, Ltd.40,803$1.42M0.00%+152+0.4%Added
Silvercrest Asset Management Group LLC40,209$1.40M0.01%+16,047+66.4%Added
Cresset Asset Management, LLC39,754$1.38M0.01%−3,655−8.4%Reduced
Dynamic Technology Lab Private Ltd38,906$1.35M0.14%+26,697+218.7%Added
LPL Financial LLC37,312$1.30M0.00%−496−1.3%Reduced
Beck Bode, LLC35,112$1.22M0.27%+782+2.3%Added
Omers Administration Corp34,300$1.19M0.02%+21,900+176.6%Added
Walleye Capital LLC31,475$1.09M0.02%+31,475New
Deltec Asset Management LLC30,500$1.06M0.24%00.0%Unchanged
Altrinsic Global Advisors LLC29,296$1.02M0.04%−3,825−11.5%Reduced
Advisors Asset Management, Inc.28,566$993.0K0.02%−13,487−32.1%Reduced
Mariner, LLC28,257$982.2K0.00%+4,485+18.9%Added
1832 Asset Management L.P.28,250$982.0K0.00%−3,050−9.7%Reduced
Wealth Enhancement Advisory Services, LLC27,899$969.8K0.00%+27,899New
SEI Investments Co27,314$949.5K0.00%−9,862−26.5%Reduced
Engineers Gate Manager LP25,814$897.3K0.03%−14,782−36.4%Reduced
Creative Planning25,685$892.8K0.00%+2,454+10.6%Added