MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in TS — Tenaris SA

CIK 912938 Boston, MA

Position in TS

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$37,633,964

+$12,393,886 QoQ

Shares Held

646,854

-1.5% QoQ

Ownership

0.128%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2022

14 quarters on record

Voting authority Sole 95% Shared 2% None 3%

Energy · as of Mar 31, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $778,251,378 across 7 Oil & Gas Equipment & Services names. TS ranks #4 (4.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FTI	TechnipFMC plc	7,707,068	$532,789,606
2	BKR	Baker Hughes Co	2,216,654	$135,326,726
3	SLB	Slb Limited/Nv	743,931	$38,230,614
4	TS	Tenaris SA This page	646,854	$37,633,964
5	OII	Oceaneering International Inc	681,600	$24,176,352
6	WFRD	Weatherford International plc	69,882	$6,609,439
7	OIS	Oil States International, Inc	299,371	$3,484,677

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$37,633,964	646,854	-1.5%	Shares	Sole	2026-05-14
2025-12-31	$25,240,078	656,439	+8.9%	Shares	Sole	2026-01-22
2025-09-30	$21,565,230	602,886	-18.3%	Shares	Sole	2025-10-29
2025-06-30	$27,592,222	737,760	-2.3%	Shares	Sole	2025-08-08
2025-03-31	$29,527,814	754,994	+47.0%	Shares	Sole	2025-05-02
2024-12-31	$19,412,872	513,704	-1.0%	Shares	Sole	2025-02-12
2024-09-30	$16,493,222	518,818	-11.3%	Shares	Sole	2024-11-12
2024-06-30	$17,859,387	585,170	-1.7%	Shares	Sole	2024-08-09
2024-03-31	$23,366,394	595,019	-0.2%	Shares	Sole	2024-05-14
2023-12-31	$20,715,951	595,971	+2.0%	Shares	Sole	2024-02-08
2023-09-30	$18,462,677	584,262	+108.2%	Shares	Sole	2023-11-08
2023-06-30	$8,404,148	280,606	+706.3%	Shares	Sole	2023-08-09
2023-03-31	$989,044	34,801	+5.9%	Shares	Defined	2023-05-10
2022-12-31	$1,155,322	32,859	—	Shares	Defined	2023-02-13
No filing history on record for this holder in this stock.