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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, Q1 2025

Institutional positions in Tenaris SA as of Mar 31, 2025. 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
−1 vs. Q4 2024
Shares held
51.8M
+1.01M (+2.0%) vs. Q4 2024
Total value
$2.01B
+$106.3M (+5.6%) vs. Q4 2024
New holders
34
72 more added
Sold out
35
83 more reduced

6 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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.

Institutional holdersQ1 2025: 227 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 heldQ1 2025: $2.01B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Tenaris SA; share changes are against Q4 2024.

Institutions holding TS in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Envestnet Asset Management Inc8,777$343.3K0.00%−1,051−10.7%Reduced
Wells Fargo & Company8,983$351.3K0.00%+1,430+18.9%Added
Yousif Capital Management, LLC9,038$353.5K0.00%00.0%Unchanged
MML Investors Services, LLC9,100$356.0K0.00%+9,100New
Jackson Hole Capital Partners, LLC9,239$361.3K0.07%00.0%Unchanged
Advisors Asset Management, Inc.9,408$367.9K0.01%+390+4.3%Added
JPMorgan Chase & Co9,514$372.1K0.00%−14,553−60.5%Reduced
Wealth Enhancement Advisory Services, LLC9,536$372.9K0.00%−15,221−61.5%Reduced
Greenleaf Trust9,612$375.9K0.00%00.0%Unchanged
Commonwealth Equity Services, LLC9,657$378.0K0.00%−31−0.3%Reduced
Strategic Investment Advisors10,447$408.6K0.04%−80−0.8%Reduced
Shelton Capital Management10,554$412.8K0.01%+10,554New
FORA Capital, LLC10,753$420.6K0.04%+10,753New
CI Private Wealth, LLC10,908$426.6K0.00%−20,755−65.5%Reduced
Yorktown Management & Research Co Inc11,300$441.9K0.48%00.0%Unchanged
J2 Capital Management Inc11,654$455.8K0.42%−1,915−14.1%Reduced
Profund Advisors LLC12,250$479.1K0.02%+4,274+53.6%Added
Naples Global Advisors, LLC12,385$484.4K0.05%00.0%Unchanged
Bank of New York Mellon Corp12,757$498.9K0.00%−89−0.7%Reduced
1832 Asset Management L.P.12,775$499.6K0.00%−5,832−31.3%Reduced
US Bancorp13,089$511.9K0.00%−2,031−13.4%Reduced
CAPROCK Group, Inc.13,102$512.4K0.02%−107−0.8%Reduced
Engineers Gate Manager LP13,194$516.0K0.01%+6,257+90.2%Added
First Trust Advisors LP13,670$534.6K0.00%−1,609−10.5%Reduced
Eqis Capital Management, Inc.14,408$563.5K0.05%−1,359−8.6%Reduced
Old Mission Capital LLC14,409$563.5K0.01%−268,458−94.9%Reduced
Quadrant Capital Group LLC14,774$577.8K0.02%+4,145+39.0%Added
Vident Advisory, LLC14,996$586.5K0.01%+2,283+18.0%Added
Corient IA LLC15,000$586.6K0.42%+15,000New
Altrinsic Global Advisors LLC15,306$598.6K0.03%−1,264−7.6%Reduced
SEI Investments Co15,563$608.7K0.00%+2,073+15.4%Added
Interval Partners, LP15,807$618.2K0.02%−148,165−90.4%Reduced
American Century Companies Inc16,075$628.7K0.00%00.0%Unchanged
HighTower Advisors, LLC16,493$645.0K0.00%+160+1.0%Added
Bank of Montreal17,256$674.9K0.00%+11,952+225.3%Added
Signaturefd, LLC18,367$718.3K0.01%−280−1.5%Reduced
Cadence Wealth Management LLC19,044$744.8K0.55%+895+4.9%Added
Gabelli Funds LLC20,000$782.2K0.01%00.0%Unchanged
Evergreen Capital Management LLC20,520$802.5K0.03%+59+0.3%Added
Thornburg Investment Management Inc21,063$823.8K0.01%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd21,291$832.7K0.06%+21,291New
JustInvest LLC21,961$858.9K0.01%+2,869+15.0%Added
Guggenheim Capital LLC22,312$872.6K0.01%−1,048−4.5%Reduced
Cornerstone Wealth Management, LLC22,429$877.2K0.06%+1,240+5.9%Added
LPL Financial LLC22,529$881.1K0.00%+489+2.2%Added
Cerity Partners LLC23,642$924.6K0.00%−3,176−11.8%Reduced
AQR Capital Management LLC23,662$925.4K0.00%+2,969+14.3%Added
Ameriprise Financial Inc24,030$939.8K0.00%+1,096+4.8%Added
Toroso Investments, LLC24,744$967.7K0.01%+24,744New
Viking Fund Management LLC25,000$977.8K0.14%−35,000−58.3%Reduced
Mariner, LLC28,189$1.10M0.00%+759+2.8%Added
Ashton Thomas Private Wealth, LLC28,431$1.11M0.04%+5,463+23.8%Added
Susquehanna International Group, LLP28,720$1.12M0.00%−76,519−72.7%Reduced
Vanguard Group Inc29,534$1.16M0.00%−47,351−61.6%Reduced
Charles Schwab Investment Management Inc30,219$1.18M0.00%+3,273+12.1%Added
Twin Tree Management, LP31,211$1.22M0.03%+31,211New
Exencial Wealth Advisors, LLC31,353$1.23M0.05%−19,051−37.8%Reduced
CSS LLC31,930$1.25M0.09%−6,750−17.5%Reduced
Pathstone Holdings, LLC35,024$1.37M0.01%+1,822+5.5%Added
Barclays PLC35,275$1.38M0.00%+35,255+176,275.0%Added
Creative Planning36,132$1.41M0.00%−3,281−8.3%Reduced
Crossmark Global Holdings, Inc.38,899$1.52M0.03%+3,788+10.8%Added
Manning & Napier Advisors LLC46,748$1.83M0.02%−1,064−2.2%Reduced
Mercer Global Advisors Inc46,787$1.83M0.00%+27,214+139.0%Added
Highland Capital Management, LLC49,340$1.93M0.12%−3,600−6.8%Reduced
Jane Street Group, LLC49,703$1.94M0.00%−125,658−71.7%Reduced
Quantinno Capital Management LP58,634$2.29M0.01%+12,146+26.1%Added
Ruffer LLP59,349$2.32M0.09%−114,317−65.8%Reduced
Erste Asset Management GmbH60,000$2.35M0.03%00.0%Unchanged
Campbell & CO Investment Adviser LLC63,818$2.50M0.19%−82,848−56.5%Reduced
Omers Administration Corp67,600$2.64M0.02%+56,800+525.9%Added
Invesco Ltd.71,791$2.81M0.00%−11,318−13.6%Reduced
Two Sigma Investments, LP77,794$3.04M0.01%00.0%Unchanged
Capital Fund Management S.A.78,120$3.06M0.04%−443,317−85.0%Reduced
Citigroup Inc79,366$3.10M0.00%+29,024+57.7%Added
QRG Capital Management, Inc.80,338$3.14M0.03%+59,371+283.2%Added
O'Shaughnessy Asset Management, LLC80,990$3.17M0.03%+2,346+3.0%Added
Silvercrest Asset Management Group LLC97,661$3.82M0.03%−135−0.1%Reduced
Optiver Holding B.V.99,275$3.88M0.15%−400,302−80.1%Reduced
Marshall Wace, LLP103,130$4.03M0.01%−324,953−75.9%Reduced
Lighthouse Investment Partners, LLC105,000$4.11M0.19%−65,836−38.5%Reduced
SummitTX Capital, L.P.107,566$4.21M0.19%+107,566New
Ethic Inc.113,134$4.46M0.09%−7,256−6.0%Reduced
Capital Insight Partners, LLC115,062$4.50M0.79%−1,445−1.2%Reduced
Boothbay Fund Management, LLC125,462$4.91M0.18%+18,466+17.3%Added
Abc Arbitrage SA132,513$5.18M0.96%−703,190−84.1%Reduced
UBS Asset Management Americas Inc139,554$5.46M0.00%+139,554New
ExodusPoint Capital Management, LP152,084$5.95M0.08%+1,497+1.0%Added
D. E. Shaw & Co., Inc.163,406$6.39M0.01%+163,406New
Verition Fund Management LLC164,596$6.44M0.04%+164,596New
Lazard Asset Management LLC165,230$6.46M0.01%+3,178+2.0%Added
Kiltearn Partners LLP171,959$6.73M1.28%−120,600−41.2%Reduced
SIR Capital Management, L.P.180,907$7.08M0.62%−152,370−45.7%Reduced
Aventail Capital Group, LP185,524$7.26M0.36%00.0%Unchanged
Grantham, Mayo, Van Otterloo & Co. LLC213,574$8.35M0.03%−211,443−49.7%Reduced
Legal & General Group Plc216,539$8.47M0.00%−43,551−16.7%Reduced
Pacer Advisors, Inc.288,819$11.3M0.03%−23,388−7.5%Reduced
Orbis Allan Gray Ltd377,357$14.8M0.08%−649,403−63.2%Reduced
Bank of America Corp403,746$15.8M0.00%+298,024+281.9%Added
Assetmark, Inc449,838$17.6M0.05%+6,653+1.5%Added