Tenaris SA

Exchange: NYSE
Industry: Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
SEC CIK: 0001190723

SEC filings (opens in a new tab)

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

Q4 2021 vs. Q3 2021

How the institutions holding Tenaris SA changed between Q3 2021 and Q4 2021.

All holders in Q4 2021 All holders in Q3 2021

13F holders of TS: Q3 2021 compared with Q4 2021
Measure	Q3 2021	Of which not filed for Q4 2021	Q4 2021	Change
Holders	130	1	144	+15
Shares	48.7M	1.58K	50.0M	+1.25M (+2.6%)
Value	$1.03B	$33.0K	$1.04B	+$14.3M (+1.4%)

1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (33)

Institutions that held Tenaris SA at the end of Q4 2021 but not at the end of Q3 2021.

Institutions new to TS in Q4 2021
Institution	Shares	Value	% of portfolio
Encompass Capital Advisors LLC	2,106,117	$43.9M	3.73%
Marshall Wace, LLP	1,875,915	$39.1M	0.08%
Moore Capital Management, LP	185,581	$3.87M	0.10%
Key Group Holdings (Cayman), Ltd.	155,384	$3.24M	0.33%
Prelude Capital Management, LLC	72,018	$1.50M	0.07%
Arrowstreet Capital, Limited Partnership	42,113	$878.0K	0.00%
Squarepoint Ops LLC	36,926	$770.0K	0.00%
Dynamic Technology Lab Private Ltd	36,745	$766.0K	0.08%
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	32,815	$685.0K	0.01%
Jump Financial, LLC	25,848	$539.0K	0.03%
Trexquant Investment LP	25,313	$528.0K	0.03%
TD Waterhouse Canada Inc.	21,982	$483.8K	0.00%
Energy Opportunities Capital Management, LLC	19,160	$400.0K	1.19%
Castleview Partners, LLC	7,822	$375.0K	0.00%
Blueshift Asset Management, LLC	16,820	$351.0K	0.03%
Virtu Financial LLC	15,554	$324.0K	0.03%
Verition Fund Management LLC	14,815	$309.0K	0.00%
CAPROCK Group, Inc.	14,540	$303.0K	0.02%
Fox Run Management, L.L.C.	14,196	$296.0K	0.17%
Bokf, NA	12,075	$252.0K	0.00%
Freestone Capital Holdings, LLC	9,769	$204.0K	0.01%
Edmond de Rothschild Holding S.A.	3,800	$79.0K	0.00%
Fifth Third Bancorp	2,640	$55.0K	0.00%
Aquatic Capital Management LLC	1,600	$33.0K	0.06%
CoreCap Advisors, LLC	505	$11.0K	0.00%
Umb Bank N A	498	$10.0K	0.00%
CWM, LLC	440	$9.00K	0.00%
Arlington Partners LLC	322	$7.00K	0.00%
EverSource Wealth Advisors, LLC	155	$3.00K	0.00%
AdvisorNet Financial, Inc	77	$2.00K	0.00%
Snowden Capital Advisors LLC	130	$2.00K	0.00%
McDonald Partners LLC	95	$1.98K	0.00%
Absolute Capital Management, LLC	95	$1.98K	0.00%

Sold out (18)

Institutions that held Tenaris SA at the end of Q3 2021 and filed for Q4 2021 without it.

Institutions that sold out of TS in Q4 2021
Institution	Shares, Q3 2021	Value, Q3 2021
Connor, Clark & Lunn Investment Management Ltd.	506,326	$10.7M
Voloridge Investment Management, LLC	336,442	$7.10M
Intrinsic Edge Capital Management LLC	260,000	$5.49M
Redwood Investment Management, LLC	38,495	$813.0K
Knowledge Leaders Capital, LLC	24,696	$521.0K
Jane Street Group, LLC	21,716	$457.0K
Chiron Investment Management, LLC	20,428	$431.0K
Paloma Partners Management Co	18,491	$390.0K
Eagle Asset Management Inc	15,705	$331.0K
Simplex Trading, LLC	12,373	$273.0K
Exane Derivatives	12,656	$267.2K
Bayesian Capital Management, LP	12,300	$260.0K
Mercer Global Advisors Inc	12,184	$257.0K
Group One Trading, L.P.	10,629	$224.0K
O'Shaughnessy Asset Management, LLC	505	$11.0K
Gerber Kawasaki Wealth & Investment Management	220	$4.00K
D'Orazio & Associates, Inc.	148	$3.00K
Global Retirement Partners, LLC	123	$3.00K

Not filed for Q4 2021 yet (1)

Institutions that held Tenaris SA at the end of Q3 2021 and haven't filed a 13F for Q4 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding TS in Q3 2021 that haven't filed for Q4 2021
Institution	Shares, Q3 2021	Value, Q3 2021
Berman Capital Advisors, LLC	1,576	$33.0K