What does CUSIP 88031M109 represent in this 13F holders report?

CUSIP 88031M109 is the security identifier for TS - TENARIS SA - Ordinary Shares, $1.00 par value per share used to aggregate holder disclosures.

How many institutions held TS - TENARIS SA - Ordinary Shares, $1.00 par value per share in Q1 2021?

123 institutional investors reported TS - TENARIS SA - Ordinary Shares, $1.00 par value per share for Q1 2021. Use the holders table for investor-level position and value details.

TENARIS SA - Ordinary Shares, $1.00 par value per share (TS)

CUSIP: 88031M109

Q1 2021 13F Holders as of 31 Mar 2021

Type / Class: Equity / Ordinary Shares, $1.00 par value per share
Shares outstanding: 1,008,870,971
Total 13F shares: 58,157,561
Share change: -5,050,812
Total reported value: $1,319,534,126
Put/Call ratio: 51%
Price per share: $22.69
Number of holders: 123
Value change: -$98,063,929
Number of buys: 71
Number of sells: 57

Quarterly Holders Quick Answers

What is CUSIP 88031M109?
CUSIP 88031M109 identifies TS - TENARIS SA - Ordinary Shares, $1.00 par value per share in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q2 2021
Previous quarter: Q4 2020

Recent filing periods for CUSIP 88031M109:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of TS - TENARIS SA - Ordinary Shares, $1.00 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	1.3%	13,358,221	$213,064,000	—	31 Dec 2020	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.97%	9,836,100	$156,886,000	—	31 Dec 2020	13F
Westwood Global Investments, LLC	13F	Company	0.84%	8,449,180	$134,764,000	—	31 Dec 2020	13F
HARDING LOEVNER LP	13F	Company	0.62%	6,239,732	$99,524,000	—	31 Dec 2020	13F
Artisan Partners Limited Partnership	13F	Company	0.32%	3,179,624	$50,715,000	—	31 Dec 2020	13F
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F	Company	0.3%	3,008,152	$47,980,000	—	31 Dec 2020	13F
VAN ECK ASSOCIATES CORP	13F	Company	0.25%	2,477,767	$39,520,000	—	31 Dec 2020	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.13%	1,296,208	$20,675,000	—	31 Dec 2020	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.11%	1,134,956	$18,102,000	—	31 Dec 2020	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.1%	1,011,193	$16,129,000	—	31 Dec 2020	13F
CITADEL ADVISORS LLC	13F	Company	0.09%	918,302	$14,647,000	—	31 Dec 2020	13F
D. E. Shaw & Co., Inc.	13F	Company	0.09%	915,542	$14,603,000	—	31 Dec 2020	13F
FRANKLIN RESOURCES INC	13F	Company	0.09%	904,948	$14,434,000	—	31 Dec 2020	13F
AGF INVESTMENTS INC.	13F	Company	0.08%	788,850	$12,582,000	—	31 Dec 2020	13F
Legal & General Group Plc	13F	Company	0.07%	662,270	$10,560,000	—	31 Dec 2020	13F
THRIVENT FINANCIAL FOR LUTHERANS	13F	Company	0.06%	608,867	$9,712,000	—	31 Dec 2020	13F
Susquehanna International Securities, Ltd.	13F	Company	0.06%	597,731	$9,534,000	—	31 Dec 2020	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.06%	563,495	$8,988,000	—	31 Dec 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.05%	536,846	$8,562,000	—	31 Dec 2020	13F
Arosa Capital Management LP	13F	Company	0.05%	525,000	$8,374,000	—	31 Dec 2020	13F
Aperio Group, LLC	13F	Company	0.05%	488,044	$7,784,000	—	31 Dec 2020	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.05%	480,988	$7,672,000	—	31 Dec 2020	13F
BESSEMER GROUP INC	13F	Company	0.04%	388,541	$6,197,000	—	31 Dec 2020	13F
Invesco Ltd.	13F	Company	0.03%	351,945	$5,614,000	—	31 Dec 2020	13F
SIR Capital Management, L.P.	13F	Company	0.03%	335,985	$5,359,000	—	31 Dec 2020	13F
NORTHERN TRUST CORP	13F	Company	0.03%	334,465	$5,335,000	—	31 Dec 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.03%	297,378	$4,743,000	—	31 Dec 2020	13F
VANGUARD GROUP INC	13F	Company	0.03%	286,413	$4,568,000	—	31 Dec 2020	13F
Intrinsic Edge Capital Management LLC	13F	Company	0.02%	200,000	$3,190,000	—	31 Dec 2020	13F
OLD MISSION CAPITAL, LLC	13F	Company	0.02%	181,740	$2,898,000	—	31 Dec 2020	13F
CoreCommodity Management, LLC	13F	Company	0.02%	176,186	$2,810,000	—	31 Dec 2020	13F
Marshall Wace North America L.P.	13F	Company	0.02%	174,231	$2,779,000	—	31 Dec 2020	13F
WESTPAC BANKING CORP	13F	Company	0.02%	158,057	$2,521,009	—	31 Dec 2020	13F
STATE STREET CORP	13F	Company	0.02%	154,733	$2,489,000	—	31 Dec 2020	13F
FNY Investment Advisers, LLC	13F	Company	0.01%	138,300	$2,205,000	—	31 Dec 2020	13F
Aberdeen Group plc	13F	Company	0.01%	116,100	$1,852,000	—	31 Dec 2020	13F
AZZAD ASSET MANAGEMENT INC /ADV	13F	Company	0.01%	101,596	$1,620,451	—	31 Dec 2020	13F
SEVEN EIGHT CAPITAL, LP	13F	Company	0.01%	100,400	$1,601,000	—	31 Dec 2020	13F
ALTRINSIC GLOBAL ADVISORS LLC	13F	Company	0.01%	97,222	$1,550,000	—	31 Dec 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.01%	86,850	$1,386,000	—	31 Dec 2020	13F
MORGAN STANLEY	13F	Company	0.01%	84,126	$1,342,000	—	31 Dec 2020	13F
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	13F	Company	0.01%	68,942	$1,100,000	—	31 Dec 2020	13F
VOLORIDGE INVESTMENT MANAGEMENT, LLC	13F	Company	0.01%	68,031	$1,085,000	—	31 Dec 2020	13F
HIGHLAND CAPITAL MANAGEMENT, LLC	13F	Company	0.01%	59,461	$948,000	—	31 Dec 2020	13F
ExodusPoint Capital Management, LP	13F	Company	0%	50,171	$800,000	—	31 Dec 2020	13F
SIMPLEX TRADING, LLC	13F	Company	0%	48,184	$768,000	—	31 Dec 2020	13F
Cubist Systematic Strategies, LLC	13F	Company	0%	47,026	$750,000	—	31 Dec 2020	13F
Paloma Partners Management Co	13F	Company	0%	45,446	$726,000	—	31 Dec 2020	13F
FMR LLC	13F	Company	0%	43,962	$701,000	—	31 Dec 2020	13F
MARSHALL WACE, LLP	13F	Company	0%	42,146	$673,000	—	31 Dec 2020	13F

Institutional Holders of TENARIS SA - Ordinary Shares, $1.00 par value per share (TS) as of Q1 2021

As of 31 Mar 2021, TENARIS SA - Ordinary Shares, $1.00 par value per share (TS) was held by 123 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 58,157,561 shares. The largest 10 holders included PRICE T ROWE ASSOCIATES INC /MD/, Westwood Global Investments, LLC, RENAISSANCE TECHNOLOGIES LLC, HARDING LOEVNER LP, ARROWSTREET CAPITAL, LIMITED PARTNERSHIP, VAN ECK ASSOCIATES CORP, Artisan Partners Limited Partnership, Connor, Clark & Lunn Investment Management Ltd., Parametric Portfolio Associates LLC, and AGF INVESTMENTS INC.. This page lists 124 institutional shareholders reporting positions in this security for the Q1 2021 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2021 vs Q4 2020 Across Filers

Q4 2020 holders

124

Q1 2021 holders

123

Holder diff

-1

Investor	Q4 2020 Shares	Q1 2021 Shares	Share Diff	Share Chg %	Q4 2020 Value $	Q1 2021 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.